EX-99.1A 3 gmab_20250512ex99d1a.htm EX-99.1A Document
Exhibit 99.1(a)

gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
IssuerDateTime CETQuantityPrice (DKK)Venue
GENMAB A/S05-May-202509:32:27 AM851431.50XCSE
GENMAB A/S05-May-202509:36:46 AM541433.50XCSE
GENMAB A/S05-May-202509:40:53 AM411434.50XCSE
GENMAB A/S05-May-202509:42:03 AM311433.50XCSE
GENMAB A/S05-May-202509:42:03 AM41432.50XCSE
GENMAB A/S05-May-202509:42:05 AM321432.50XCSE
GENMAB A/S05-May-202509:59:06 AM271433.00XCSE
GENMAB A/S05-May-202510:02:17 AM271434.00XCSE
GENMAB A/S05-May-202510:05:34 AM321433.00XCSE
GENMAB A/S05-May-202510:15:30 AM871433.50XCSE
GENMAB A/S05-May-202510:19:49 AM811433.50XCSE
GENMAB A/S05-May-202510:29:47 AM851435.50XCSE
GENMAB A/S05-May-202510:30:28 AM861437.00XCSE
GENMAB A/S05-May-202510:41:49 AM881438.50XCSE
GENMAB A/S05-May-202510:46:50 AM811437.50XCSE
GENMAB A/S05-May-202510:47:07 AM791436.50XCSE
GENMAB A/S05-May-202510:50:18 AM831436.00XCSE
GENMAB A/S05-May-202510:52:22 AM821437.00XCSE
GENMAB A/S05-May-202510:53:42 AM621436.00XCSE
GENMAB A/S05-May-202510:54:31 AM871436.00XCSE
GENMAB A/S05-May-202510:56:26 AM761436.00XCSE
GENMAB A/S05-May-202510:57:50 AM331436.00XCSE
GENMAB A/S05-May-202510:57:50 AM421436.00XCSE
GENMAB A/S05-May-202511:00:37 AM261436.00XCSE
GENMAB A/S05-May-202511:00:37 AM371436.00XCSE
GENMAB A/S05-May-202511:00:37 AM31436.00XCSE
GENMAB A/S05-May-202511:01:10 AM321436.00XCSE
GENMAB A/S05-May-202511:07:48 AM241436.00XCSE
GENMAB A/S05-May-202511:07:48 AM81436.00XCSE
GENMAB A/S05-May-202511:20:05 AM871437.00XCSE
GENMAB A/S05-May-202511:21:52 AM791437.00XCSE
GENMAB A/S05-May-202511:24:53 AM701437.00XCSE
GENMAB A/S05-May-202511:30:49 AM531437.50XCSE
GENMAB A/S05-May-202511:38:27 AM531437.50XCSE
GENMAB A/S05-May-202511:46:32 AM851438.00XCSE
GENMAB A/S05-May-202511:49:03 AM651437.00XCSE
GENMAB A/S05-May-202511:56:32 AM641438.00XCSE
GENMAB A/S05-May-202511:59:00 AM411438.00XCSE
GENMAB A/S05-May-202511:59:00 AM91438.00XCSE
GENMAB A/S05-May-202511:59:24 AM261437.00XCSE
GENMAB A/S05-May-202512:00:00 PM291437.00XCSE
1



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202512:00:05 PM821436.00XCSE
GENMAB A/S05-May-202512:03:34 PM261435.00XCSE
GENMAB A/S05-May-202512:04:42 PM331434.00XCSE
GENMAB A/S05-May-202512:04:42 PM91434.00XCSE
GENMAB A/S05-May-202512:08:07 PM281433.00XCSE
GENMAB A/S05-May-202512:16:22 PM881432.50XCSE
GENMAB A/S05-May-202512:16:25 PM481431.50XCSE
GENMAB A/S05-May-202512:17:46 PM851430.50XCSE
GENMAB A/S05-May-202512:21:58 PM851430.00XCSE
GENMAB A/S05-May-202512:21:58 PM561429.00XCSE
GENMAB A/S05-May-202512:21:58 PM281429.00XCSE
GENMAB A/S05-May-202512:21:58 PM181428.50XCSE
GENMAB A/S05-May-202512:21:58 PM121428.50XCSE
GENMAB A/S05-May-202512:21:58 PM501428.50XCSE
GENMAB A/S05-May-202512:21:58 PM111428.50XCSE
GENMAB A/S05-May-202512:21:58 PM101428.50XCSE
GENMAB A/S05-May-202512:22:05 PM441429.00XCSE
GENMAB A/S05-May-202512:22:05 PM111429.00XCSE
GENMAB A/S05-May-202512:22:05 PM101429.00XCSE
GENMAB A/S05-May-202512:22:05 PM111429.00XCSE
GENMAB A/S05-May-202512:22:05 PM151429.00XCSE
GENMAB A/S05-May-202512:22:11 PM591429.00XCSE
GENMAB A/S05-May-202512:22:11 PM321429.00XCSE
GENMAB A/S05-May-202512:25:28 PM841428.00XCSE
GENMAB A/S05-May-202512:25:28 PM111428.50XCSE
GENMAB A/S05-May-202512:25:28 PM151428.50XCSE
GENMAB A/S05-May-202512:31:42 PM671429.50XCSE
GENMAB A/S05-May-202512:31:42 PM141429.50XCSE
GENMAB A/S05-May-202512:33:55 PM131428.50XCSE
GENMAB A/S05-May-202512:33:55 PM691428.50XCSE
GENMAB A/S05-May-202512:53:05 PM851429.50XCSE
GENMAB A/S05-May-202512:53:05 PM881428.50XCSE
GENMAB A/S05-May-202512:53:05 PM591429.00XCSE
GENMAB A/S05-May-202512:53:05 PM511429.00XCSE
GENMAB A/S05-May-202512:53:16 PM851429.50XCSE
GENMAB A/S05-May-202512:53:16 PM621429.50XCSE
GENMAB A/S05-May-202512:53:16 PM181429.50XCSE
GENMAB A/S05-May-202512:54:19 PM41429.50XCSE
GENMAB A/S05-May-202512:54:19 PM121429.50XCSE
GENMAB A/S05-May-202512:56:03 PM871428.50XCSE
GENMAB A/S05-May-202512:56:03 PM341429.00XCSE
GENMAB A/S05-May-202512:56:03 PM141429.00XCSE
2



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202512:56:03 PM121429.00XCSE
GENMAB A/S05-May-202512:56:03 PM101429.00XCSE
GENMAB A/S05-May-202512:56:03 PM121429.00XCSE
GENMAB A/S05-May-202512:56:25 PM861428.50XCSE
GENMAB A/S05-May-202512:58:53 PM851429.00XCSE
GENMAB A/S05-May-202513:01:42 PM841430.00XCSE
GENMAB A/S05-May-202513:12:15 PM861431.00XCSE
GENMAB A/S05-May-202513:18:52 PM821431.00XCSE
GENMAB A/S05-May-202513:19:54 PM861431.00XCSE
GENMAB A/S05-May-202513:24:59 PM211431.00XCSE
GENMAB A/S05-May-202513:24:59 PM661431.00XCSE
GENMAB A/S05-May-202513:25:11 PM211430.00XCSE
GENMAB A/S05-May-202513:26:41 PM651430.00XCSE
GENMAB A/S05-May-202514:05:20 PM551433.50XCSE
GENMAB A/S05-May-202514:05:20 PM291433.50XCSE
GENMAB A/S05-May-202514:13:49 PM811433.50XCSE
GENMAB A/S05-May-202514:13:49 PM51433.50XCSE
GENMAB A/S05-May-202514:17:41 PM861432.50XCSE
GENMAB A/S05-May-202514:22:01 PM831431.50XCSE
GENMAB A/S05-May-202514:31:03 PM821433.00XCSE
GENMAB A/S05-May-202514:36:44 PM871433.00XCSE
GENMAB A/S05-May-202514:44:33 PM811435.50XCSE
GENMAB A/S05-May-202514:46:35 PM861437.00XCSE
GENMAB A/S05-May-202514:51:04 PM21436.00XCSE
GENMAB A/S05-May-202514:53:03 PM821438.00XCSE
GENMAB A/S05-May-202514:57:42 PM441437.00XCSE
GENMAB A/S05-May-202514:57:42 PM411437.00XCSE
GENMAB A/S05-May-202515:02:01 PM361438.50XCSE
GENMAB A/S05-May-202515:02:14 PM361438.50XCSE
GENMAB A/S05-May-202515:02:25 PM621439.00XCSE
GENMAB A/S05-May-202515:02:25 PM601439.00XCSE
GENMAB A/S05-May-202515:05:28 PM261438.50XCSE
GENMAB A/S05-May-202515:05:28 PM571438.50XCSE
GENMAB A/S05-May-202515:08:19 PM171438.00XCSE
GENMAB A/S05-May-202515:08:19 PM281438.00XCSE
GENMAB A/S05-May-202515:08:22 PM401438.00XCSE
GENMAB A/S05-May-202515:08:22 PM421438.00XCSE
GENMAB A/S05-May-202515:08:39 PM401438.00XCSE
GENMAB A/S05-May-202515:10:20 PM331438.00XCSE
GENMAB A/S05-May-202515:10:21 PM41438.00XCSE
GENMAB A/S05-May-202515:10:21 PM261438.00XCSE
GENMAB A/S05-May-202515:10:59 PM111438.50XCSE
3



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202515:10:59 PM111438.50XCSE
GENMAB A/S05-May-202515:10:59 PM41438.50XCSE
GENMAB A/S05-May-202515:14:09 PM21438.00XCSE
GENMAB A/S05-May-202515:14:09 PM861438.00XCSE
GENMAB A/S05-May-202515:14:14 PM861439.50XCSE
GENMAB A/S05-May-202515:14:23 PM451440.50XCSE
GENMAB A/S05-May-202515:14:23 PM381440.50XCSE
GENMAB A/S05-May-202515:14:23 PM121440.50XCSE
GENMAB A/S05-May-202515:14:23 PM101440.50XCSE
GENMAB A/S05-May-202515:14:23 PM51440.50XCSE
GENMAB A/S05-May-202515:14:23 PM71440.50XCSE
GENMAB A/S05-May-202515:14:23 PM141440.50XCSE
GENMAB A/S05-May-202515:14:23 PM101440.50XCSE
GENMAB A/S05-May-202515:14:23 PM101440.50XCSE
GENMAB A/S05-May-202515:14:23 PM151440.50XCSE
GENMAB A/S05-May-202515:14:54 PM861439.50XCSE
GENMAB A/S05-May-202515:15:02 PM841439.50XCSE
GENMAB A/S05-May-202515:15:27 PM841438.50XCSE
GENMAB A/S05-May-202515:18:05 PM371439.00XCSE
GENMAB A/S05-May-202515:18:05 PM321438.50XCSE
GENMAB A/S05-May-202515:20:11 PM881438.00XCSE
GENMAB A/S05-May-202515:24:03 PM381437.50XCSE
GENMAB A/S05-May-202515:24:03 PM111437.50XCSE
GENMAB A/S05-May-202515:24:03 PM851437.00XCSE
GENMAB A/S05-May-202515:24:40 PM811436.00XCSE
GENMAB A/S05-May-202515:24:40 PM831435.00XCSE
GENMAB A/S05-May-202515:25:20 PM861434.50XCSE
GENMAB A/S05-May-202515:25:20 PM851433.50XCSE
GENMAB A/S05-May-202515:26:19 PM831433.50XCSE
GENMAB A/S05-May-202515:27:13 PM811433.50XCSE
GENMAB A/S05-May-202515:28:00 PM201432.50XCSE
GENMAB A/S05-May-202515:28:00 PM521432.50XCSE
GENMAB A/S05-May-202515:28:00 PM141432.50XCSE
GENMAB A/S05-May-202515:30:10 PM831432.50XCSE
GENMAB A/S05-May-202515:30:10 PM561431.00XCSE
GENMAB A/S05-May-202515:30:10 PM281431.00XCSE
GENMAB A/S05-May-202515:30:37 PM961432.00XCSE
GENMAB A/S05-May-202515:30:37 PM141432.00XCSE
GENMAB A/S05-May-202515:30:50 PM881431.00XCSE
GENMAB A/S05-May-202515:31:03 PM851430.00XCSE
GENMAB A/S05-May-202515:31:03 PM351429.00XCSE
GENMAB A/S05-May-202515:31:03 PM101429.00XCSE
4



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202515:31:03 PM371429.00XCSE
GENMAB A/S05-May-202515:31:14 PM191429.50XCSE
GENMAB A/S05-May-202515:31:14 PM381429.50XCSE
GENMAB A/S05-May-202515:31:44 PM851429.00XCSE
GENMAB A/S05-May-202515:32:16 PM381430.50XCSE
GENMAB A/S05-May-202515:32:16 PM111430.50XCSE
GENMAB A/S05-May-202515:32:16 PM111430.50XCSE
GENMAB A/S05-May-202515:32:22 PM121430.00XCSE
GENMAB A/S05-May-202515:32:30 PM31429.50XCSE
GENMAB A/S05-May-202515:33:26 PM851429.00XCSE
GENMAB A/S05-May-202515:33:57 PM101428.00XCSE
GENMAB A/S05-May-202515:33:57 PM51428.00XCSE
GENMAB A/S05-May-202515:33:57 PM661428.00XCSE
GENMAB A/S05-May-202515:35:13 PM21427.00XCSE
GENMAB A/S05-May-202515:35:13 PM51427.00XCSE
GENMAB A/S05-May-202515:35:13 PM51427.00XCSE
GENMAB A/S05-May-202515:35:13 PM121427.00XCSE
GENMAB A/S05-May-202515:35:13 PM611427.00XCSE
GENMAB A/S05-May-202515:35:58 PM381429.50XCSE
GENMAB A/S05-May-202515:35:58 PM121429.50XCSE
GENMAB A/S05-May-202515:35:58 PM111429.50XCSE
GENMAB A/S05-May-202515:35:58 PM121429.50XCSE
GENMAB A/S05-May-202515:35:58 PM101429.50XCSE
GENMAB A/S05-May-202515:35:58 PM111429.50XCSE
GENMAB A/S05-May-202515:35:58 PM161429.50XCSE
GENMAB A/S05-May-202515:37:13 PM171429.00XCSE
GENMAB A/S05-May-202515:38:40 PM851430.00XCSE
GENMAB A/S05-May-202515:38:40 PM51429.00XCSE
GENMAB A/S05-May-202515:38:40 PM321429.00XCSE
GENMAB A/S05-May-202515:38:40 PM291429.00XCSE
GENMAB A/S05-May-202515:38:40 PM461428.00XCSE
GENMAB A/S05-May-202515:39:56 PM861429.50XCSE
GENMAB A/S05-May-202515:40:12 PM401428.00XCSE
GENMAB A/S05-May-202515:40:12 PM851427.00XCSE
GENMAB A/S05-May-202515:42:11 PM561427.00XCSE
GENMAB A/S05-May-202515:42:11 PM311427.00XCSE
GENMAB A/S05-May-202515:46:26 PM821429.50XCSE
GENMAB A/S05-May-202515:47:26 PM81428.50XCSE
GENMAB A/S05-May-202515:47:26 PM751428.50XCSE
GENMAB A/S05-May-202515:48:09 PM801428.50XCSE
GENMAB A/S05-May-202515:50:21 PM101428.50XCSE
GENMAB A/S05-May-202515:50:21 PM731428.50XCSE
5



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202515:50:22 PM871427.50XCSE
GENMAB A/S05-May-202515:51:46 PM861426.00XCSE
GENMAB A/S05-May-202515:52:18 PM391425.00XCSE
GENMAB A/S05-May-202515:52:18 PM301424.00XCSE
GENMAB A/S05-May-202515:53:11 PM261422.50XCSE
GENMAB A/S05-May-202515:53:11 PM541421.50XCSE
GENMAB A/S05-May-202515:58:21 PM561421.50XCSE
GENMAB A/S05-May-202515:58:21 PM31421.50XCSE
GENMAB A/S05-May-202515:58:23 PM221421.50XCSE
GENMAB A/S05-May-202515:58:53 PM851421.50XCSE
GENMAB A/S05-May-202515:59:27 PM561420.50XCSE
GENMAB A/S05-May-202515:59:55 PM461420.50XCSE
GENMAB A/S05-May-202515:59:59 PM411420.50XCSE
GENMAB A/S05-May-202516:00:08 PM51421.50XCSE
GENMAB A/S05-May-202516:00:25 PM241422.00XCSE
GENMAB A/S05-May-202516:00:25 PM141422.00XCSE
GENMAB A/S05-May-202516:03:10 PM111423.00XCSE
GENMAB A/S05-May-202516:03:10 PM341423.00XCSE
GENMAB A/S05-May-202516:03:10 PM201422.50XCSE
GENMAB A/S05-May-202516:03:10 PM681422.50XCSE
GENMAB A/S05-May-202516:03:10 PM131422.00XCSE
GENMAB A/S05-May-202516:03:48 PM241421.50XCSE
GENMAB A/S05-May-202516:03:48 PM591421.50XCSE
GENMAB A/S05-May-202516:03:48 PM341422.00XCSE
GENMAB A/S05-May-202516:03:48 PM121422.00XCSE
GENMAB A/S05-May-202516:03:48 PM111422.00XCSE
GENMAB A/S05-May-202516:03:48 PM321422.00XCSE
GENMAB A/S05-May-202516:03:48 PM21422.00XCSE
GENMAB A/S05-May-202516:04:10 PM71420.50XCSE
GENMAB A/S05-May-202516:04:10 PM751420.50XCSE
GENMAB A/S05-May-202516:06:05 PM581420.00XCSE
GENMAB A/S05-May-202516:06:05 PM271420.00XCSE
GENMAB A/S05-May-202516:06:23 PM231419.00XCSE
GENMAB A/S05-May-202516:06:23 PM621419.00XCSE
GENMAB A/S05-May-202516:13:31 PM21422.00XCSE
GENMAB A/S05-May-202516:13:31 PM21422.00XCSE
GENMAB A/S05-May-202516:13:31 PM21422.00XCSE
GENMAB A/S05-May-202516:14:40 PM191421.50XCSE
GENMAB A/S05-May-202516:16:30 PM211423.50XCSE
GENMAB A/S05-May-202516:16:30 PM451423.50XCSE
GENMAB A/S05-May-202516:16:30 PM421423.50XCSE
GENMAB A/S05-May-202516:16:30 PM21423.50XCSE
6



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202516:17:23 PM821423.50XCSE
GENMAB A/S05-May-202516:17:46 PM341423.50XCSE
GENMAB A/S05-May-202516:17:46 PM121423.50XCSE
GENMAB A/S05-May-202516:17:46 PM51423.50XCSE
GENMAB A/S05-May-202516:17:46 PM321422.50XCSE
GENMAB A/S05-May-202516:17:46 PM491422.50XCSE
GENMAB A/S05-May-202516:20:12 PM401423.50XCSE
GENMAB A/S05-May-202516:21:01 PM511424.00XCSE
GENMAB A/S05-May-202516:21:01 PM141424.00XCSE
GENMAB A/S05-May-202516:23:33 PM291423.50XCSE
GENMAB A/S05-May-202516:23:33 PM341423.50XCSE
GENMAB A/S05-May-202516:23:33 PM141423.50XCSE
GENMAB A/S05-May-202516:23:33 PM321423.50XCSE
GENMAB A/S05-May-202516:23:33 PM11423.50XCSE
GENMAB A/S05-May-202516:24:49 PM811422.50XCSE
GENMAB A/S05-May-202516:24:50 PM661421.50XCSE
GENMAB A/S05-May-202516:26:51 PM411422.00XCSE
GENMAB A/S05-May-202516:29:57 PM341423.50XCSE
GENMAB A/S05-May-202516:29:57 PM151423.50XCSE
GENMAB A/S05-May-202516:29:57 PM101423.50XCSE
GENMAB A/S05-May-202516:29:57 PM131423.50XCSE
GENMAB A/S05-May-202516:29:57 PM131423.50XCSE
GENMAB A/S05-May-202516:30:30 PM1151423.50XCSE
GENMAB A/S05-May-202516:31:06 PM821423.00XCSE
GENMAB A/S05-May-202516:31:06 PM131423.50XCSE
GENMAB A/S05-May-202516:31:06 PM131423.50XCSE
GENMAB A/S05-May-202516:32:06 PM1531424.00XCSE
GENMAB A/S05-May-202516:33:15 PM541426.00XCSE
GENMAB A/S05-May-202516:33:15 PM81426.00XCSE
GENMAB A/S05-May-202516:34:51 PM121426.50XCSE
GENMAB A/S05-May-202516:34:59 PM361427.00XCSE
GENMAB A/S05-May-202516:34:59 PM201427.00XCSE
GENMAB A/S05-May-202516:36:34 PM501428.50XCSE
GENMAB A/S05-May-202516:36:39 PM411429.50XCSE
GENMAB A/S05-May-202516:36:39 PM351429.50XCSE
GENMAB A/S05-May-202516:36:39 PM181429.50XCSE
GENMAB A/S05-May-202516:37:58 PM361429.00XCSE
GENMAB A/S05-May-202516:37:58 PM231429.00XCSE
GENMAB A/S05-May-202516:37:58 PM101429.00XCSE
GENMAB A/S05-May-202516:37:58 PM131429.00XCSE
GENMAB A/S05-May-202516:37:58 PM131429.00XCSE
GENMAB A/S05-May-202516:40:09 PM11430.00XCSE
7



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202516:40:09 PM291430.00XCSE
GENMAB A/S05-May-202516:40:09 PM321430.00XCSE
GENMAB A/S05-May-202516:40:09 PM301430.00XCSE
GENMAB A/S05-May-202516:40:09 PM121430.00XCSE
GENMAB A/S05-May-202516:40:23 PM731429.00XCSE
GENMAB A/S05-May-202516:40:23 PM601429.00XCSE
GENMAB A/S05-May-202516:40:23 PM131429.00XCSE
GENMAB A/S05-May-202516:40:23 PM31429.50XCSE
GENMAB A/S05-May-202516:40:30 PM831428.00XCSE
GENMAB A/S05-May-202516:40:39 PM261427.00XCSE
GENMAB A/S05-May-202516:41:44 PM271427.00XCSE
GENMAB A/S05-May-202516:43:24 PM151428.00XCSE
GENMAB A/S05-May-202516:43:24 PM131428.00XCSE
GENMAB A/S05-May-202516:43:24 PM131428.00XCSE
GENMAB A/S05-May-202516:43:24 PM561428.00XCSE
GENMAB A/S05-May-202516:43:24 PM361428.00XCSE
GENMAB A/S05-May-202516:43:24 PM131428.00XCSE
GENMAB A/S05-May-202516:43:24 PM301428.00XCSE
GENMAB A/S05-May-202516:45:04 PM321428.00XCSE
GENMAB A/S05-May-202516:45:27 PM261428.00XCSE
GENMAB A/S05-May-202516:45:27 PM101428.00XCSE
GENMAB A/S05-May-202516:46:04 PM261427.00XCSE
GENMAB A/S05-May-202516:46:04 PM411427.00XCSE
GENMAB A/S05-May-202516:46:09 PM161427.00XCSE
GENMAB A/S05-May-202516:46:09 PM131427.00XCSE
GENMAB A/S05-May-202516:46:09 PM121427.00XCSE
GENMAB A/S05-May-202516:46:09 PM361427.00XCSE
GENMAB A/S05-May-202516:46:09 PM111427.00XCSE
GENMAB A/S05-May-202516:46:09 PM121427.00XCSE
GENMAB A/S05-May-202516:46:16 PM281426.00XCSE
GENMAB A/S05-May-202516:46:16 PM321426.50XCSE
GENMAB A/S05-May-202516:49:40 PM391427.00XCSE
GENMAB A/S05-May-202516:49:40 PM431427.00XCSE
GENMAB A/S05-May-202516:49:40 PM11427.00XCSE
GENMAB A/S05-May-202516:49:41 PM381426.50XCSE
GENMAB A/S05-May-202516:49:45 PM891427.50XCSE
GENMAB A/S05-May-202516:50:04 PM641428.00XCSE
GENMAB A/S05-May-202516:50:22 PM191428.50XCSE
GENMAB A/S05-May-202516:50:22 PM121428.50XCSE
GENMAB A/S05-May-202516:50:22 PM111428.50XCSE
GENMAB A/S05-May-202516:50:22 PM111428.50XCSE
GENMAB A/S05-May-202516:50:22 PM131428.50XCSE
8



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S05-May-202516:50:33 PM141428.00XCSE
GENMAB A/S05-May-202516:50:33 PM241428.00XCSE
GENMAB A/S05-May-202516:50:33 PM131428.00XCSE
GENMAB A/S05-May-202516:50:33 PM121428.00XCSE
GENMAB A/S05-May-202516:50:33 PM51428.00XCSE
GENMAB A/S05-May-202516:50:54 PM11427.00XCSE
GENMAB A/S05-May-202516:50:59 PM11427.00XCSE
GENMAB A/S05-May-202516:51:08 PM471427.00XCSE
GENMAB A/S05-May-202516:51:14 PM101427.50XCSE
GENMAB A/S05-May-202516:51:14 PM121427.50XCSE
GENMAB A/S05-May-202516:51:14 PM121427.50XCSE
GENMAB A/S05-May-202516:51:14 PM381427.50XCSE
GENMAB A/S05-May-202516:51:55 PM71428.50XCSE
GENMAB A/S05-May-202516:51:55 PM361428.50XCSE
GENMAB A/S05-May-202516:51:55 PM111428.50XCSE
GENMAB A/S05-May-202516:51:55 PM321428.50XCSE
GENMAB A/S05-May-202516:51:55 PM31428.50XCSE
GENMAB A/S05-May-202516:52:29 PM321428.00XCSE
GENMAB A/S05-May-202516:53:33 PM261427.50XCSE
GENMAB A/S05-May-202516:53:33 PM221427.50XCSE
GENMAB A/S05-May-202516:53:33 PM321428.00XCSE
GENMAB A/S05-May-202516:53:42 PM111427.50XCSE
GENMAB A/S05-May-202516:54:17 PM121428.50XCSE
GENMAB A/S05-May-202516:54:17 PM591428.50XCSE
GENMAB A/S05-May-202516:54:18 PM271428.00XCSE
GENMAB A/S05-May-202516:54:52 PM61428.50XCSE
GENMAB A/S05-May-202516:54:52 PM131428.50XCSE
GENMAB A/S05-May-202516:54:52 PM131428.50XCSE
GENMAB A/S05-May-202516:54:52 PM321428.50XCSE
GENMAB A/S05-May-202516:54:56 PM101426.50XCSE
GENMAB A/S05-May-202516:54:56 PM31426.50XCSE
GENMAB A/S05-May-202516:54:56 PM41426.50XCSE
GENMAB A/S05-May-202516:54:56 PM121427.00XCSE
GENMAB A/S05-May-202516:54:56 PM121427.00XCSE
GENMAB A/S05-May-202516:54:56 PM111427.00XCSE
GENMAB A/S05-May-202516:54:59 PM61427.50XCSE
GENMAB A/S05-May-202516:54:59 PM111427.50XCSE
GENMAB A/S05-May-202516:54:59 PM111427.50XCSE
GENMAB A/S06-May-202510:02:29 AM791407.50XCSE
GENMAB A/S06-May-202510:02:29 AM831407.00XCSE
GENMAB A/S06-May-202510:02:29 AM841406.50XCSE
GENMAB A/S06-May-202510:10:02 AM261402.50XCSE
9



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202510:11:41 AM511402.00XCSE
GENMAB A/S06-May-202510:12:19 AM311401.50XCSE
GENMAB A/S06-May-202510:14:01 AM331401.50XCSE
GENMAB A/S06-May-202510:17:23 AM281402.00XCSE
GENMAB A/S06-May-202510:17:53 AM331401.50XCSE
GENMAB A/S06-May-202510:17:53 AM51401.50XCSE
GENMAB A/S06-May-202510:19:10 AM481401.50XCSE
GENMAB A/S06-May-202510:20:04 AM331400.50XCSE
GENMAB A/S06-May-202510:22:07 AM291401.00XCSE
GENMAB A/S06-May-202510:22:54 AM171401.00XCSE
GENMAB A/S06-May-202510:22:54 AM161401.00XCSE
GENMAB A/S06-May-202510:26:55 AM291404.50XCSE
GENMAB A/S06-May-202510:26:55 AM321404.00XCSE
GENMAB A/S06-May-202510:27:00 AM271403.50XCSE
GENMAB A/S06-May-202510:27:04 AM261403.50XCSE
GENMAB A/S06-May-202510:29:32 AM351404.50XCSE
GENMAB A/S06-May-202510:30:50 AM351404.00XCSE
GENMAB A/S06-May-202510:31:38 AM491404.00XCSE
GENMAB A/S06-May-202510:35:51 AM631405.50XCSE
GENMAB A/S06-May-202510:37:11 AM771409.50XCSE
GENMAB A/S06-May-202510:37:13 AM831409.00XCSE
GENMAB A/S06-May-202510:39:22 AM91410.00XCSE
GENMAB A/S06-May-202510:39:22 AM581410.00XCSE
GENMAB A/S06-May-202510:39:28 AM521409.50XCSE
GENMAB A/S06-May-202510:43:33 AM11411.00XCSE
GENMAB A/S06-May-202510:43:33 AM781411.00XCSE
GENMAB A/S06-May-202510:46:04 AM831411.00XCSE
GENMAB A/S06-May-202510:46:05 AM851410.50XCSE
GENMAB A/S06-May-202510:46:05 AM281410.00XCSE
GENMAB A/S06-May-202510:46:05 AM311410.00XCSE
GENMAB A/S06-May-202510:46:05 AM181410.00XCSE
GENMAB A/S06-May-202510:46:09 AM791409.50XCSE
GENMAB A/S06-May-202510:46:23 AM801409.00XCSE
GENMAB A/S06-May-202510:46:28 AM611408.50XCSE
GENMAB A/S06-May-202510:47:17 AM291409.50XCSE
GENMAB A/S06-May-202510:49:04 AM261409.50XCSE
GENMAB A/S06-May-202510:49:06 AM11409.00XCSE
GENMAB A/S06-May-202510:49:25 AM31409.00XCSE
GENMAB A/S06-May-202510:49:26 AM231409.00XCSE
GENMAB A/S06-May-202510:49:27 AM311408.50XCSE
GENMAB A/S06-May-202510:51:21 AM801411.50XCSE
GENMAB A/S06-May-202510:54:19 AM791412.50XCSE
10



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202510:55:22 AM531412.00XCSE
GENMAB A/S06-May-202510:55:22 AM811411.50XCSE
GENMAB A/S06-May-202510:55:22 AM91411.00XCSE
GENMAB A/S06-May-202510:55:22 AM751411.00XCSE
GENMAB A/S06-May-202510:55:29 AM271410.50XCSE
GENMAB A/S06-May-202510:55:29 AM551410.50XCSE
GENMAB A/S06-May-202510:58:06 AM281409.50XCSE
GENMAB A/S06-May-202511:00:55 AM261409.00XCSE
GENMAB A/S06-May-202511:01:25 AM281408.50XCSE
GENMAB A/S06-May-202511:05:43 AM141409.50XCSE
GENMAB A/S06-May-202511:05:44 AM371409.50XCSE
GENMAB A/S06-May-202511:06:41 AM271409.50XCSE
GENMAB A/S06-May-202511:07:16 AM421409.00XCSE
GENMAB A/S06-May-202511:07:16 AM71408.50XCSE
GENMAB A/S06-May-202511:10:58 AM341408.50XCSE
GENMAB A/S06-May-202511:10:58 AM581408.00XCSE
GENMAB A/S06-May-202511:17:02 AM851410.00XCSE
GENMAB A/S06-May-202511:17:27 AM791409.50XCSE
GENMAB A/S06-May-202511:19:49 AM781409.00XCSE
GENMAB A/S06-May-202511:21:53 AM121408.50XCSE
GENMAB A/S06-May-202511:24:00 AM321408.50XCSE
GENMAB A/S06-May-202511:24:24 AM681408.00XCSE
GENMAB A/S06-May-202511:26:49 AM201408.50XCSE
GENMAB A/S06-May-202511:26:49 AM231408.50XCSE
GENMAB A/S06-May-202511:31:35 AM41409.00XCSE
GENMAB A/S06-May-202511:31:35 AM781409.00XCSE
GENMAB A/S06-May-202511:31:35 AM201408.50XCSE
GENMAB A/S06-May-202511:35:45 AM311409.00XCSE
GENMAB A/S06-May-202511:35:45 AM141409.00XCSE
GENMAB A/S06-May-202511:35:45 AM101409.00XCSE
GENMAB A/S06-May-202511:35:58 AM591408.50XCSE
GENMAB A/S06-May-202511:37:52 AM411408.00XCSE
GENMAB A/S06-May-202511:38:00 AM361407.50XCSE
GENMAB A/S06-May-202511:38:06 AM271407.00XCSE
GENMAB A/S06-May-202511:38:06 AM271406.50XCSE
GENMAB A/S06-May-202511:52:10 AM251405.00XCSE
GENMAB A/S06-May-202511:52:10 AM41405.00XCSE
GENMAB A/S06-May-202511:52:22 AM281404.50XCSE
GENMAB A/S06-May-202511:58:31 AM301404.50XCSE
GENMAB A/S06-May-202512:01:30 PM301405.00XCSE
GENMAB A/S06-May-202512:03:47 PM271404.50XCSE
GENMAB A/S06-May-202512:07:40 PM131404.50XCSE
11



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202512:07:40 PM131404.50XCSE
GENMAB A/S06-May-202512:20:36 PM301404.50XCSE
GENMAB A/S06-May-202512:21:52 PM91404.00XCSE
GENMAB A/S06-May-202512:22:01 PM191404.00XCSE
GENMAB A/S06-May-202512:22:39 PM271403.50XCSE
GENMAB A/S06-May-202512:24:04 PM261404.00XCSE
GENMAB A/S06-May-202512:33:29 PM341402.00XCSE
GENMAB A/S06-May-202512:35:22 PM221402.50XCSE
GENMAB A/S06-May-202512:35:22 PM31402.50XCSE
GENMAB A/S06-May-202512:35:22 PM21402.50XCSE
GENMAB A/S06-May-202512:35:35 PM281402.00XCSE
GENMAB A/S06-May-202512:35:35 PM271401.50XCSE
GENMAB A/S06-May-202512:35:52 PM331401.00XCSE
GENMAB A/S06-May-202512:38:42 PM131401.50XCSE
GENMAB A/S06-May-202512:38:42 PM131401.50XCSE
GENMAB A/S06-May-202512:38:43 PM271401.00XCSE
GENMAB A/S06-May-202512:41:37 PM101401.50XCSE
GENMAB A/S06-May-202512:42:15 PM261403.00XCSE
GENMAB A/S06-May-202512:42:15 PM141402.00XCSE
GENMAB A/S06-May-202512:42:15 PM171402.00XCSE
GENMAB A/S06-May-202512:50:02 PM351404.00XCSE
GENMAB A/S06-May-202512:51:53 PM331403.50XCSE
GENMAB A/S06-May-202512:51:53 PM381403.00XCSE
GENMAB A/S06-May-202512:51:53 PM291402.50XCSE
GENMAB A/S06-May-202512:51:53 PM261402.00XCSE
GENMAB A/S06-May-202512:52:39 PM291401.00XCSE
GENMAB A/S06-May-202512:52:58 PM261401.00XCSE
GENMAB A/S06-May-202512:52:58 PM261401.50XCSE
GENMAB A/S06-May-202512:52:59 PM301402.00XCSE
GENMAB A/S06-May-202512:52:59 PM391401.50XCSE
GENMAB A/S06-May-202512:52:59 PM31401.00XCSE
GENMAB A/S06-May-202512:54:48 PM531403.00XCSE
GENMAB A/S06-May-202512:55:33 PM471402.50XCSE
GENMAB A/S06-May-202512:59:00 PM411404.00XCSE
GENMAB A/S06-May-202512:59:00 PM361403.50XCSE
GENMAB A/S06-May-202512:59:36 PM101405.50XCSE
GENMAB A/S06-May-202512:59:36 PM241405.50XCSE
GENMAB A/S06-May-202512:59:36 PM81405.50XCSE
GENMAB A/S06-May-202512:59:55 PM261405.50XCSE
GENMAB A/S06-May-202513:00:48 PM391406.00XCSE
GENMAB A/S06-May-202513:10:06 PM331407.00XCSE
GENMAB A/S06-May-202513:14:20 PM331407.50XCSE
12



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202513:17:48 PM331407.00XCSE
GENMAB A/S06-May-202513:20:41 PM291407.00XCSE
GENMAB A/S06-May-202513:20:41 PM151406.50XCSE
GENMAB A/S06-May-202513:20:41 PM11406.50XCSE
GENMAB A/S06-May-202513:20:41 PM111406.50XCSE
GENMAB A/S06-May-202513:20:54 PM261406.00XCSE
GENMAB A/S06-May-202513:23:12 PM291405.50XCSE
GENMAB A/S06-May-202513:23:12 PM331405.00XCSE
GENMAB A/S06-May-202513:23:19 PM331406.00XCSE
GENMAB A/S06-May-202513:23:19 PM191405.50XCSE
GENMAB A/S06-May-202513:23:22 PM121405.50XCSE
GENMAB A/S06-May-202513:23:37 PM271405.00XCSE
GENMAB A/S06-May-202513:23:46 PM191404.50XCSE
GENMAB A/S06-May-202513:24:21 PM91404.50XCSE
GENMAB A/S06-May-202513:31:44 PM321406.00XCSE
GENMAB A/S06-May-202513:38:51 PM271407.00XCSE
GENMAB A/S06-May-202513:50:10 PM291408.50XCSE
GENMAB A/S06-May-202513:50:11 PM381408.00XCSE
GENMAB A/S06-May-202513:51:15 PM261408.00XCSE
GENMAB A/S06-May-202514:00:54 PM271409.00XCSE
GENMAB A/S06-May-202514:00:54 PM281408.50XCSE
GENMAB A/S06-May-202514:00:54 PM51408.50XCSE
GENMAB A/S06-May-202514:04:44 PM281408.00XCSE
GENMAB A/S06-May-202514:06:36 PM261408.00XCSE
GENMAB A/S06-May-202514:06:36 PM21408.00XCSE
GENMAB A/S06-May-202514:11:06 PM261406.50XCSE
GENMAB A/S06-May-202514:16:25 PM241403.50XCSE
GENMAB A/S06-May-202514:16:25 PM21403.50XCSE
GENMAB A/S06-May-202514:22:39 PM261404.00XCSE
GENMAB A/S06-May-202514:22:39 PM351399.00XCSE
GENMAB A/S06-May-202514:22:39 PM11399.00XCSE
GENMAB A/S06-May-202514:22:39 PM351398.00XCSE
GENMAB A/S06-May-202514:22:39 PM171398.00XCSE
GENMAB A/S06-May-202514:22:39 PM291398.50XCSE
GENMAB A/S06-May-202514:22:39 PM301399.00XCSE
GENMAB A/S06-May-202514:22:39 PM131399.00XCSE
GENMAB A/S06-May-202514:22:39 PM351399.50XCSE
GENMAB A/S06-May-202514:22:39 PM131399.50XCSE
GENMAB A/S06-May-202514:22:39 PM161399.50XCSE
GENMAB A/S06-May-202514:22:39 PM11398.00XCSE
GENMAB A/S06-May-202514:22:39 PM241398.00XCSE
13



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202514:22:39 PM171398.00XCSE
GENMAB A/S06-May-202514:22:39 PM271398.00XCSE
GENMAB A/S06-May-202514:22:39 PM161398.00XCSE
GENMAB A/S06-May-202514:22:39 PM841397.50XCSE
GENMAB A/S06-May-202514:22:39 PM571397.00XCSE
GENMAB A/S06-May-202514:22:39 PM231397.00XCSE
GENMAB A/S06-May-202514:22:41 PM351398.00XCSE
GENMAB A/S06-May-202514:22:41 PM301398.00XCSE
GENMAB A/S06-May-202514:22:41 PM161398.00XCSE
GENMAB A/S06-May-202514:22:46 PM351399.50XCSE
GENMAB A/S06-May-202514:22:46 PM151399.50XCSE
GENMAB A/S06-May-202514:22:46 PM121399.50XCSE
GENMAB A/S06-May-202514:22:46 PM111399.50XCSE
GENMAB A/S06-May-202514:22:46 PM301399.50XCSE
GENMAB A/S06-May-202514:22:47 PM351399.50XCSE
GENMAB A/S06-May-202514:22:47 PM131399.50XCSE
GENMAB A/S06-May-202514:22:47 PM301399.50XCSE
GENMAB A/S06-May-202514:22:47 PM111399.50XCSE
GENMAB A/S06-May-202514:22:47 PM121399.50XCSE
GENMAB A/S06-May-202514:22:47 PM131399.50XCSE
GENMAB A/S06-May-202514:22:47 PM121399.50XCSE
GENMAB A/S06-May-202514:22:49 PM801398.50XCSE
GENMAB A/S06-May-202514:22:49 PM381398.00XCSE
GENMAB A/S06-May-202514:22:49 PM451398.00XCSE
GENMAB A/S06-May-202514:22:49 PM841397.50XCSE
GENMAB A/S06-May-202514:23:20 PM851399.00XCSE
GENMAB A/S06-May-202514:25:01 PM821398.50XCSE
GENMAB A/S06-May-202514:25:01 PM791398.00XCSE
GENMAB A/S06-May-202514:25:01 PM821397.50XCSE
GENMAB A/S06-May-202514:26:51 PM311398.00XCSE
GENMAB A/S06-May-202514:28:44 PM441397.50XCSE
GENMAB A/S06-May-202514:31:38 PM301398.00XCSE
GENMAB A/S06-May-202514:31:39 PM331397.50XCSE
GENMAB A/S06-May-202514:32:31 PM101397.50XCSE
GENMAB A/S06-May-202514:32:31 PM261397.50XCSE
GENMAB A/S06-May-202514:36:08 PM361400.00XCSE
GENMAB A/S06-May-202514:38:22 PM311400.00XCSE
GENMAB A/S06-May-202514:39:08 PM301399.50XCSE
GENMAB A/S06-May-202514:40:33 PM321400.50XCSE
GENMAB A/S06-May-202514:40:47 PM261401.00XCSE
GENMAB A/S06-May-202514:47:56 PM291404.00XCSE
GENMAB A/S06-May-202514:51:41 PM331403.50XCSE
14



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202514:51:41 PM281403.00XCSE
GENMAB A/S06-May-202514:52:43 PM181403.00XCSE
GENMAB A/S06-May-202514:52:43 PM101403.00XCSE
GENMAB A/S06-May-202514:54:28 PM361402.50XCSE
GENMAB A/S06-May-202514:54:28 PM11402.50XCSE
GENMAB A/S06-May-202514:55:25 PM121403.00XCSE
GENMAB A/S06-May-202514:55:25 PM141403.00XCSE
GENMAB A/S06-May-202514:56:12 PM201403.50XCSE
GENMAB A/S06-May-202514:56:28 PM231403.50XCSE
GENMAB A/S06-May-202514:57:58 PM261403.00XCSE
GENMAB A/S06-May-202514:57:58 PM261402.50XCSE
GENMAB A/S06-May-202514:58:12 PM261404.00XCSE
GENMAB A/S06-May-202514:59:21 PM291403.50XCSE
GENMAB A/S06-May-202514:59:28 PM361403.00XCSE
GENMAB A/S06-May-202515:01:11 PM71403.00XCSE
GENMAB A/S06-May-202515:01:11 PM441403.00XCSE
GENMAB A/S06-May-202515:03:13 PM271402.50XCSE
GENMAB A/S06-May-202515:04:37 PM371402.50XCSE
GENMAB A/S06-May-202515:06:18 PM291402.00XCSE
GENMAB A/S06-May-202515:06:18 PM381401.50XCSE
GENMAB A/S06-May-202515:07:28 PM331401.00XCSE
GENMAB A/S06-May-202515:07:28 PM371400.50XCSE
GENMAB A/S06-May-202515:07:30 PM271400.00XCSE
GENMAB A/S06-May-202515:07:41 PM411399.50XCSE
GENMAB A/S06-May-202515:07:43 PM271399.00XCSE
GENMAB A/S06-May-202515:07:59 PM11398.50XCSE
GENMAB A/S06-May-202515:10:19 PM401399.00XCSE
GENMAB A/S06-May-202515:11:16 PM371399.50XCSE
GENMAB A/S06-May-202515:12:31 PM271399.00XCSE
GENMAB A/S06-May-202515:12:52 PM281397.50XCSE
GENMAB A/S06-May-202515:12:53 PM261397.50XCSE
GENMAB A/S06-May-202515:12:54 PM291397.00XCSE
GENMAB A/S06-May-202515:16:23 PM341399.00XCSE
GENMAB A/S06-May-202515:16:23 PM391398.50XCSE
GENMAB A/S06-May-202515:17:43 PM261398.00XCSE
GENMAB A/S06-May-202515:17:45 PM321397.50XCSE
GENMAB A/S06-May-202515:18:15 PM261397.00XCSE
GENMAB A/S06-May-202515:18:52 PM11397.50XCSE
GENMAB A/S06-May-202515:18:52 PM251397.50XCSE
GENMAB A/S06-May-202515:20:49 PM261397.00XCSE
GENMAB A/S06-May-202515:23:46 PM251397.50XCSE
GENMAB A/S06-May-202515:23:46 PM41397.50XCSE
15



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202515:24:31 PM281397.50XCSE
GENMAB A/S06-May-202515:26:07 PM321398.50XCSE
GENMAB A/S06-May-202515:29:04 PM261399.00XCSE
GENMAB A/S06-May-202515:29:57 PM281399.00XCSE
GENMAB A/S06-May-202515:30:01 PM251399.00XCSE
GENMAB A/S06-May-202515:30:01 PM31399.00XCSE
GENMAB A/S06-May-202515:30:03 PM261398.50XCSE
GENMAB A/S06-May-202515:30:38 PM261397.50XCSE
GENMAB A/S06-May-202515:31:15 PM261397.00XCSE
GENMAB A/S06-May-202515:31:26 PM261398.00XCSE
GENMAB A/S06-May-202515:32:06 PM301397.50XCSE
GENMAB A/S06-May-202515:32:08 PM311397.00XCSE
GENMAB A/S06-May-202515:33:18 PM311397.00XCSE
GENMAB A/S06-May-202515:33:18 PM261396.50XCSE
GENMAB A/S06-May-202515:33:21 PM261397.00XCSE
GENMAB A/S06-May-202515:33:21 PM371397.00XCSE
GENMAB A/S06-May-202515:33:24 PM251395.50XCSE
GENMAB A/S06-May-202515:33:24 PM71395.50XCSE
GENMAB A/S06-May-202515:34:13 PM441397.50XCSE
GENMAB A/S06-May-202515:34:31 PM471397.00XCSE
GENMAB A/S06-May-202515:35:03 PM281397.00XCSE
GENMAB A/S06-May-202515:36:11 PM291398.00XCSE
GENMAB A/S06-May-202515:36:11 PM301397.50XCSE
GENMAB A/S06-May-202515:36:56 PM261398.50XCSE
GENMAB A/S06-May-202515:37:06 PM261398.00XCSE
GENMAB A/S06-May-202515:38:33 PM11398.50XCSE
GENMAB A/S06-May-202515:38:33 PM281398.50XCSE
GENMAB A/S06-May-202515:39:36 PM261397.00XCSE
GENMAB A/S06-May-202515:41:27 PM341397.00XCSE
GENMAB A/S06-May-202515:42:42 PM161396.50XCSE
GENMAB A/S06-May-202515:42:43 PM171396.50XCSE
GENMAB A/S06-May-202515:43:07 PM241396.00XCSE
GENMAB A/S06-May-202515:43:07 PM21396.00XCSE
GENMAB A/S06-May-202515:43:07 PM301395.50XCSE
GENMAB A/S06-May-202515:44:58 PM381395.00XCSE
GENMAB A/S06-May-202515:45:35 PM161395.00XCSE
GENMAB A/S06-May-202515:45:35 PM101395.00XCSE
GENMAB A/S06-May-202515:46:05 PM281394.50XCSE
GENMAB A/S06-May-202515:46:19 PM401394.00XCSE
GENMAB A/S06-May-202515:49:05 PM271392.50XCSE
GENMAB A/S06-May-202515:49:20 PM311391.00XCSE
GENMAB A/S06-May-202515:50:13 PM291390.00XCSE
16



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202515:50:47 PM271389.50XCSE
GENMAB A/S06-May-202515:51:01 PM311389.50XCSE
GENMAB A/S06-May-202515:54:03 PM281392.50XCSE
GENMAB A/S06-May-202515:54:12 PM261393.00XCSE
GENMAB A/S06-May-202515:54:12 PM261393.00XCSE
GENMAB A/S06-May-202515:54:13 PM261392.50XCSE
GENMAB A/S06-May-202515:54:13 PM271392.00XCSE
GENMAB A/S06-May-202515:54:55 PM341391.50XCSE
GENMAB A/S06-May-202515:54:55 PM281391.00XCSE
GENMAB A/S06-May-202515:55:25 PM291390.50XCSE
GENMAB A/S06-May-202515:55:25 PM301390.00XCSE
GENMAB A/S06-May-202515:55:26 PM261389.50XCSE
GENMAB A/S06-May-202515:57:26 PM351391.00XCSE
GENMAB A/S06-May-202515:58:07 PM411390.50XCSE
GENMAB A/S06-May-202515:59:16 PM551391.00XCSE
GENMAB A/S06-May-202515:59:16 PM511390.50XCSE
GENMAB A/S06-May-202515:59:59 PM261390.00XCSE
GENMAB A/S06-May-202516:00:26 PM591391.00XCSE
GENMAB A/S06-May-202516:00:45 PM441391.00XCSE
GENMAB A/S06-May-202516:02:03 PM791393.00XCSE
GENMAB A/S06-May-202516:02:13 PM381392.50XCSE
GENMAB A/S06-May-202516:02:13 PM391392.50XCSE
GENMAB A/S06-May-202516:02:16 PM81392.00XCSE
GENMAB A/S06-May-202516:02:16 PM101392.00XCSE
GENMAB A/S06-May-202516:02:16 PM201392.00XCSE
GENMAB A/S06-May-202516:02:16 PM51392.00XCSE
GENMAB A/S06-May-202516:02:16 PM221392.00XCSE
GENMAB A/S06-May-202516:02:38 PM151392.50XCSE
GENMAB A/S06-May-202516:02:38 PM61392.50XCSE
GENMAB A/S06-May-202516:02:40 PM121392.50XCSE
GENMAB A/S06-May-202516:02:40 PM21392.50XCSE
GENMAB A/S06-May-202516:02:55 PM291392.00XCSE
GENMAB A/S06-May-202516:03:07 PM571391.50XCSE
GENMAB A/S06-May-202516:03:07 PM261391.00XCSE
GENMAB A/S06-May-202516:03:47 PM311392.00XCSE
GENMAB A/S06-May-202516:06:09 PM41391.50XCSE
GENMAB A/S06-May-202516:06:09 PM201391.50XCSE
GENMAB A/S06-May-202516:06:09 PM111391.50XCSE
GENMAB A/S06-May-202516:06:09 PM61391.00XCSE
GENMAB A/S06-May-202516:06:09 PM71391.00XCSE
GENMAB A/S06-May-202516:06:09 PM211391.00XCSE
GENMAB A/S06-May-202516:06:51 PM121391.50XCSE
17



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202516:06:51 PM261391.50XCSE
GENMAB A/S06-May-202516:06:57 PM161391.00XCSE
GENMAB A/S06-May-202516:06:57 PM261391.00XCSE
GENMAB A/S06-May-202516:07:31 PM331390.50XCSE
GENMAB A/S06-May-202516:10:06 PM401391.50XCSE
GENMAB A/S06-May-202516:10:20 PM231391.50XCSE
GENMAB A/S06-May-202516:10:20 PM161391.50XCSE
GENMAB A/S06-May-202516:11:13 PM271391.00XCSE
GENMAB A/S06-May-202516:12:14 PM271390.50XCSE
GENMAB A/S06-May-202516:14:04 PM221391.00XCSE
GENMAB A/S06-May-202516:15:42 PM21392.00XCSE
GENMAB A/S06-May-202516:15:42 PM771392.00XCSE
GENMAB A/S06-May-202516:15:42 PM311391.50XCSE
GENMAB A/S06-May-202516:15:46 PM841392.50XCSE
GENMAB A/S06-May-202516:15:46 PM551392.00XCSE
GENMAB A/S06-May-202516:15:46 PM51392.00XCSE
GENMAB A/S06-May-202516:15:46 PM211392.00XCSE
GENMAB A/S06-May-202516:15:59 PM581392.50XCSE
GENMAB A/S06-May-202516:16:29 PM531392.00XCSE
GENMAB A/S06-May-202516:16:29 PM511391.50XCSE
GENMAB A/S06-May-202516:16:40 PM541391.50XCSE
GENMAB A/S06-May-202516:16:40 PM31391.50XCSE
GENMAB A/S06-May-202516:16:49 PM21392.00XCSE
GENMAB A/S06-May-202516:16:49 PM501392.00XCSE
GENMAB A/S06-May-202516:16:49 PM191392.00XCSE
GENMAB A/S06-May-202516:16:52 PM741391.50XCSE
GENMAB A/S06-May-202516:17:48 PM21391.00XCSE
GENMAB A/S06-May-202516:17:48 PM241391.00XCSE
GENMAB A/S06-May-202516:18:42 PM321391.00XCSE
GENMAB A/S06-May-202516:19:21 PM361391.50XCSE
GENMAB A/S06-May-202516:20:15 PM61391.50XCSE
GENMAB A/S06-May-202516:20:15 PM361391.50XCSE
GENMAB A/S06-May-202516:20:15 PM101391.00XCSE
GENMAB A/S06-May-202516:21:05 PM291391.00XCSE
GENMAB A/S06-May-202516:23:04 PM371392.00XCSE
GENMAB A/S06-May-202516:24:05 PM281393.00XCSE
GENMAB A/S06-May-202516:24:16 PM131392.50XCSE
GENMAB A/S06-May-202516:24:16 PM131392.50XCSE
GENMAB A/S06-May-202516:25:11 PM301392.00XCSE
GENMAB A/S06-May-202516:25:21 PM341392.00XCSE
GENMAB A/S06-May-202516:25:22 PM281391.50XCSE
GENMAB A/S06-May-202516:25:26 PM331391.00XCSE
18



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202516:27:08 PM141391.50XCSE
GENMAB A/S06-May-202516:27:08 PM71391.50XCSE
GENMAB A/S06-May-202516:27:17 PM181391.50XCSE
GENMAB A/S06-May-202516:27:17 PM51391.00XCSE
GENMAB A/S06-May-202516:27:51 PM301391.50XCSE
GENMAB A/S06-May-202516:27:51 PM81391.00XCSE
GENMAB A/S06-May-202516:28:10 PM171391.00XCSE
GENMAB A/S06-May-202516:29:28 PM381391.50XCSE
GENMAB A/S06-May-202516:31:00 PM411392.00XCSE
GENMAB A/S06-May-202516:31:00 PM21392.00XCSE
GENMAB A/S06-May-202516:31:01 PM311391.50XCSE
GENMAB A/S06-May-202516:31:01 PM11391.50XCSE
GENMAB A/S06-May-202516:31:36 PM381391.00XCSE
GENMAB A/S06-May-202516:32:05 PM111391.00XCSE
GENMAB A/S06-May-202516:32:21 PM151391.00XCSE
GENMAB A/S06-May-202516:32:21 PM111390.50XCSE
GENMAB A/S06-May-202516:33:27 PM171390.50XCSE
GENMAB A/S06-May-202516:33:28 PM301390.00XCSE
GENMAB A/S06-May-202516:34:37 PM611391.00XCSE
GENMAB A/S06-May-202516:35:57 PM581391.00XCSE
GENMAB A/S06-May-202516:36:14 PM551390.50XCSE
GENMAB A/S06-May-202516:36:21 PM541390.00XCSE
GENMAB A/S06-May-202516:36:21 PM321389.50XCSE
GENMAB A/S06-May-202516:36:22 PM421389.00XCSE
GENMAB A/S06-May-202516:36:32 PM111388.50XCSE
GENMAB A/S06-May-202516:36:32 PM311388.50XCSE
GENMAB A/S06-May-202516:37:04 PM261388.00XCSE
GENMAB A/S06-May-202516:38:45 PM291387.50XCSE
GENMAB A/S06-May-202516:39:42 PM261387.50XCSE
GENMAB A/S06-May-202516:40:06 PM311387.00XCSE
GENMAB A/S06-May-202516:41:59 PM21388.00XCSE
GENMAB A/S06-May-202516:41:59 PM21388.00XCSE
GENMAB A/S06-May-202516:41:59 PM81388.00XCSE
GENMAB A/S06-May-202516:41:59 PM301388.00XCSE
GENMAB A/S06-May-202516:42:15 PM31388.00XCSE
GENMAB A/S06-May-202516:43:03 PM271389.50XCSE
GENMAB A/S06-May-202516:44:01 PM11389.00XCSE
GENMAB A/S06-May-202516:44:24 PM381389.00XCSE
GENMAB A/S06-May-202516:45:11 PM451389.50XCSE
GENMAB A/S06-May-202516:45:24 PM101389.50XCSE
GENMAB A/S06-May-202516:45:24 PM21389.50XCSE
GENMAB A/S06-May-202516:46:35 PM201391.50XCSE
19



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202516:46:35 PM481391.50XCSE
GENMAB A/S06-May-202516:46:40 PM311391.50XCSE
GENMAB A/S06-May-202516:47:29 PM101392.50XCSE
GENMAB A/S06-May-202516:47:29 PM161392.50XCSE
GENMAB A/S06-May-202516:47:48 PM221393.00XCSE
GENMAB A/S06-May-202516:47:48 PM21393.00XCSE
GENMAB A/S06-May-202516:47:48 PM91393.00XCSE
GENMAB A/S06-May-202516:47:58 PM41393.00XCSE
GENMAB A/S06-May-202516:48:18 PM431393.00XCSE
GENMAB A/S06-May-202516:48:25 PM451393.00XCSE
GENMAB A/S06-May-202516:48:26 PM381392.50XCSE
GENMAB A/S06-May-202516:48:31 PM121394.00XCSE
GENMAB A/S06-May-202516:48:31 PM31394.00XCSE
GENMAB A/S06-May-202516:48:31 PM81394.00XCSE
GENMAB A/S06-May-202516:48:31 PM31394.00XCSE
GENMAB A/S06-May-202516:48:32 PM351394.00XCSE
GENMAB A/S06-May-202516:48:41 PM261394.50XCSE
GENMAB A/S06-May-202516:49:03 PM261395.00XCSE
GENMAB A/S06-May-202516:49:31 PM101394.50XCSE
GENMAB A/S06-May-202516:49:31 PM21395.00XCSE
GENMAB A/S06-May-202516:49:31 PM241395.00XCSE
GENMAB A/S06-May-202516:50:03 PM581395.00XCSE
GENMAB A/S06-May-202516:50:03 PM101394.50XCSE
GENMAB A/S06-May-202516:50:03 PM481395.00XCSE
GENMAB A/S06-May-202516:50:03 PM301395.00XCSE
GENMAB A/S06-May-202516:50:03 PM131395.00XCSE
GENMAB A/S06-May-202516:50:03 PM161395.50XCSE
GENMAB A/S06-May-202516:50:03 PM261394.50XCSE
GENMAB A/S06-May-202516:51:04 PM361394.00XCSE
GENMAB A/S06-May-202516:51:04 PM11394.00XCSE
GENMAB A/S06-May-202516:52:30 PM111394.50XCSE
GENMAB A/S06-May-202516:53:04 PM81395.00XCSE
GENMAB A/S06-May-202516:53:09 PM211395.00XCSE
GENMAB A/S06-May-202516:53:09 PM291395.00XCSE
GENMAB A/S06-May-202516:53:15 PM51394.50XCSE
GENMAB A/S06-May-202516:53:15 PM181394.50XCSE
GENMAB A/S06-May-202516:53:15 PM281395.00XCSE
GENMAB A/S06-May-202516:53:15 PM141395.00XCSE
GENMAB A/S06-May-202516:53:15 PM221395.00XCSE
GENMAB A/S06-May-202516:54:14 PM321394.00XCSE
GENMAB A/S06-May-202516:54:55 PM691395.00XCSE
GENMAB A/S06-May-202516:54:55 PM141395.00XCSE
20



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S06-May-202516:54:55 PM41395.00XCSE
GENMAB A/S07-May-202509:38:18 AM801356.50TQEX
GENMAB A/S07-May-202509:38:18 AM811356.50AQEU
GENMAB A/S07-May-202509:38:21 AM101356.00AQEU
GENMAB A/S07-May-202509:38:51 AM401358.50XCSE
GENMAB A/S07-May-202509:38:51 AM381358.50XCSE
GENMAB A/S07-May-202509:40:06 AM431359.00XCSE
GENMAB A/S07-May-202509:40:12 AM121359.00XCSE
GENMAB A/S07-May-202509:40:13 AM491359.00XCSE
GENMAB A/S07-May-202509:40:41 AM581360.00XCSE
GENMAB A/S07-May-202509:40:50 AM281359.50XCSE
GENMAB A/S07-May-202509:40:50 AM551359.00XCSE
GENMAB A/S07-May-202509:40:50 AM581359.50TQEX
GENMAB A/S07-May-202509:40:50 AM631359.00TQEX
GENMAB A/S07-May-202509:40:50 AM791359.50CEUX
GENMAB A/S07-May-202509:40:50 AM781359.00CEUX
GENMAB A/S07-May-202509:40:50 AM551359.50AQEU
GENMAB A/S07-May-202509:40:50 AM581359.00AQEU
GENMAB A/S07-May-202509:41:09 AM41359.00XCSE
GENMAB A/S07-May-202509:41:38 AM11362.00XCSE
GENMAB A/S07-May-202509:41:57 AM261362.00XCSE
GENMAB A/S07-May-202509:42:05 AM271361.50XCSE
GENMAB A/S07-May-202509:42:05 AM551361.50CEUX
GENMAB A/S07-May-202509:42:05 AM281361.50AQEU
GENMAB A/S07-May-202509:42:37 AM451362.00CEUX
GENMAB A/S07-May-202509:42:44 AM491361.50CEUX
GENMAB A/S07-May-202509:43:09 AM291361.50XCSE
GENMAB A/S07-May-202509:43:11 AM261361.00XCSE
GENMAB A/S07-May-202509:43:11 AM281361.00TQEX
GENMAB A/S07-May-202509:43:11 AM511361.00CEUX
GENMAB A/S07-May-202509:43:12 AM261360.50CEUX
GENMAB A/S07-May-202509:43:53 AM331360.50XCSE
GENMAB A/S07-May-202509:43:53 AM221360.50CEUX
GENMAB A/S07-May-202509:43:53 AM91360.50CEUX
GENMAB A/S07-May-202509:43:54 AM281360.00CEUX
GENMAB A/S07-May-202509:43:57 AM261359.50CEUX
GENMAB A/S07-May-202509:44:24 AM291359.50XCSE
GENMAB A/S07-May-202509:44:24 AM261359.00XCSE
GENMAB A/S07-May-202509:44:56 AM341358.50CEUX
GENMAB A/S07-May-202509:46:23 AM291361.50XCSE
GENMAB A/S07-May-202509:46:23 AM51361.00CEUX
GENMAB A/S07-May-202509:46:27 AM101361.00CEUX
21



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202509:46:29 AM271361.00XCSE
GENMAB A/S07-May-202509:46:29 AM261361.00TQEX
GENMAB A/S07-May-202509:46:29 AM111361.00CEUX
GENMAB A/S07-May-202509:47:57 AM291361.50XCSE
GENMAB A/S07-May-202509:48:19 AM321362.50XCSE
GENMAB A/S07-May-202509:48:19 AM491363.00CEUX
GENMAB A/S07-May-202509:48:26 AM311362.50XCSE
GENMAB A/S07-May-202509:48:32 AM301363.50CEUX
GENMAB A/S07-May-202509:48:57 AM391363.00CEUX
GENMAB A/S07-May-202509:49:14 AM181364.50CEUX
GENMAB A/S07-May-202509:49:31 AM91364.50CEUX
GENMAB A/S07-May-202509:49:45 AM31365.00TQEX
GENMAB A/S07-May-202509:49:45 AM71365.00TQEX
GENMAB A/S07-May-202509:49:45 AM81365.00TQEX
GENMAB A/S07-May-202509:50:25 AM141367.50CEUX
GENMAB A/S07-May-202509:50:25 AM121367.50CEUX
GENMAB A/S07-May-202509:50:31 AM31367.00XCSE
GENMAB A/S07-May-202509:50:31 AM331367.00XCSE
GENMAB A/S07-May-202509:50:31 AM321367.00TQEX
GENMAB A/S07-May-202509:50:31 AM281367.00CEUX
GENMAB A/S07-May-202509:50:35 AM341366.50XCSE
GENMAB A/S07-May-202509:50:35 AM311366.50CEUX
GENMAB A/S07-May-202509:51:05 AM271366.50XCSE
GENMAB A/S07-May-202509:52:44 AM281368.00XCSE
GENMAB A/S07-May-202509:52:44 AM321367.50XCSE
GENMAB A/S07-May-202509:52:44 AM361367.00XCSE
GENMAB A/S07-May-202509:52:44 AM261367.50TQEX
GENMAB A/S07-May-202509:52:44 AM281368.00CEUX
GENMAB A/S07-May-202509:52:44 AM321367.50CEUX
GENMAB A/S07-May-202509:52:44 AM261367.00CEUX
GENMAB A/S07-May-202509:53:18 AM281367.00XCSE
GENMAB A/S07-May-202509:53:18 AM281366.50CEUX
GENMAB A/S07-May-202509:54:37 AM271366.50XCSE
GENMAB A/S07-May-202509:54:37 AM291366.50TQEX
GENMAB A/S07-May-202509:54:37 AM301366.50CEUX
GENMAB A/S07-May-202509:54:43 AM281366.00CEUX
GENMAB A/S07-May-202509:55:16 AM291366.00XCSE
GENMAB A/S07-May-202509:55:16 AM281365.50XCSE
GENMAB A/S07-May-202509:55:16 AM271365.50CEUX
GENMAB A/S07-May-202509:55:38 AM171364.00AQEU
GENMAB A/S07-May-202509:56:04 AM111364.00AQEU
GENMAB A/S07-May-202509:56:15 AM331363.50XCSE
22



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202509:56:15 AM241363.50CEUX
GENMAB A/S07-May-202509:56:15 AM21363.50CEUX
GENMAB A/S07-May-202509:56:17 AM361363.50AQEU
GENMAB A/S07-May-202509:57:17 AM261364.50XCSE
GENMAB A/S07-May-202509:57:17 AM271364.00XCSE
GENMAB A/S07-May-202509:57:17 AM341364.00CEUX
GENMAB A/S07-May-202509:57:17 AM301364.50AQEU
GENMAB A/S07-May-202509:57:51 AM311364.00TQEX
GENMAB A/S07-May-202509:57:57 AM51364.00XCSE
GENMAB A/S07-May-202509:59:42 AM451364.50CEUX
GENMAB A/S07-May-202509:59:42 AM271364.50AQEU
GENMAB A/S07-May-202510:00:00 AM461365.00XCSE
GENMAB A/S07-May-202510:00:00 AM91365.00XCSE
GENMAB A/S07-May-202510:00:00 AM141365.00XCSE
GENMAB A/S07-May-202510:00:00 AM61365.00XCSE
GENMAB A/S07-May-202510:00:00 AM91365.00TQEX
GENMAB A/S07-May-202510:00:00 AM171365.00TQEX
GENMAB A/S07-May-202510:00:03 AM281365.50XCSE
GENMAB A/S07-May-202510:00:07 AM301366.00XCSE
GENMAB A/S07-May-202510:00:07 AM101366.00AQEU
GENMAB A/S07-May-202510:00:10 AM391365.50CEUX
GENMAB A/S07-May-202510:00:12 AM401365.00CEUX
GENMAB A/S07-May-202510:00:39 AM361365.50CEUX
GENMAB A/S07-May-202510:02:32 AM411367.00XCSE
GENMAB A/S07-May-202510:03:21 AM391366.50XCSE
GENMAB A/S07-May-202510:03:21 AM301366.50TQEX
GENMAB A/S07-May-202510:03:21 AM211366.50CEUX
GENMAB A/S07-May-202510:03:21 AM151366.50CEUX
GENMAB A/S07-May-202510:03:54 AM381366.00XCSE
GENMAB A/S07-May-202510:03:54 AM261365.50XCSE
GENMAB A/S07-May-202510:03:54 AM301366.00CEUX
GENMAB A/S07-May-202510:03:54 AM321365.50CEUX
GENMAB A/S07-May-202510:04:11 AM331365.00XCSE
GENMAB A/S07-May-202510:04:11 AM141365.00CEUX
GENMAB A/S07-May-202510:05:04 AM311367.00XCSE
GENMAB A/S07-May-202510:05:04 AM351367.00CEUX
GENMAB A/S07-May-202510:05:30 AM481367.00AQEU
GENMAB A/S07-May-202510:05:44 AM281366.50XCSE
GENMAB A/S07-May-202510:05:50 AM261367.00TQEX
GENMAB A/S07-May-202510:05:50 AM451367.00CEUX
GENMAB A/S07-May-202510:05:55 AM331366.50CEUX
GENMAB A/S07-May-202510:07:09 AM361368.50CEUX
23



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202510:07:11 AM341368.00XCSE
GENMAB A/S07-May-202510:07:43 AM281368.50XCSE
GENMAB A/S07-May-202510:09:24 AM411368.50CEUX
GENMAB A/S07-May-202510:09:25 AM501369.00XCSE
GENMAB A/S07-May-202510:09:25 AM131369.00TQEX
GENMAB A/S07-May-202510:10:51 AM61369.50CEUX
GENMAB A/S07-May-202510:10:51 AM211369.50CEUX
GENMAB A/S07-May-202510:10:51 AM31369.50CEUX
GENMAB A/S07-May-202510:10:51 AM281369.50CEUX
GENMAB A/S07-May-202510:10:51 AM351370.50CEUX
GENMAB A/S07-May-202510:11:14 AM361371.00CEUX
GENMAB A/S07-May-202510:11:31 AM381370.50XCSE
GENMAB A/S07-May-202510:11:31 AM191370.50XCSE
GENMAB A/S07-May-202510:11:31 AM81370.50CEUX
GENMAB A/S07-May-202510:11:31 AM101370.50CEUX
GENMAB A/S07-May-202510:11:31 AM261370.50AQEU
GENMAB A/S07-May-202510:12:55 AM591372.00XCSE
GENMAB A/S07-May-202510:12:55 AM311372.00TQEX
GENMAB A/S07-May-202510:14:41 AM731374.00XCSE
GENMAB A/S07-May-202510:14:41 AM641373.50XCSE
GENMAB A/S07-May-202510:14:41 AM21373.50TQEX
GENMAB A/S07-May-202510:14:41 AM321373.50TQEX
GENMAB A/S07-May-202510:14:41 AM571373.50CEUX
GENMAB A/S07-May-202510:14:41 AM261374.00AQEU
GENMAB A/S07-May-202510:14:45 AM681373.00XCSE
GENMAB A/S07-May-202510:14:45 AM621373.00CEUX
GENMAB A/S07-May-202510:16:11 AM271373.00XCSE
GENMAB A/S07-May-202510:16:58 AM261372.50XCSE
GENMAB A/S07-May-202510:16:58 AM531372.50CEUX
GENMAB A/S07-May-202510:17:04 AM431372.50CEUX
GENMAB A/S07-May-202510:17:08 AM51372.00XCSE
GENMAB A/S07-May-202510:17:08 AM211372.00XCSE
GENMAB A/S07-May-202510:17:08 AM261372.00CEUX
GENMAB A/S07-May-202510:17:22 AM101373.50XCSE
GENMAB A/S07-May-202510:17:22 AM101373.50XCSE
GENMAB A/S07-May-202510:18:59 AM341374.50XCSE
GENMAB A/S07-May-202510:18:59 AM81374.50TQEX
GENMAB A/S07-May-202510:18:59 AM201374.50TQEX
GENMAB A/S07-May-202510:18:59 AM261374.50AQEU
GENMAB A/S07-May-202510:20:17 AM331374.00XCSE
GENMAB A/S07-May-202510:20:17 AM321374.00CEUX
GENMAB A/S07-May-202510:20:17 AM171374.00CEUX
24



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202510:20:20 AM71373.50XCSE
GENMAB A/S07-May-202510:20:20 AM341373.50CEUX
GENMAB A/S07-May-202510:20:26 AM31373.00XCSE
GENMAB A/S07-May-202510:20:26 AM271373.00XCSE
GENMAB A/S07-May-202510:20:26 AM341373.00CEUX
GENMAB A/S07-May-202510:20:27 AM331372.50XCSE
GENMAB A/S07-May-202510:20:27 AM571372.50CEUX
GENMAB A/S07-May-202510:21:02 AM181372.50XCSE
GENMAB A/S07-May-202510:21:02 AM41372.50XCSE
GENMAB A/S07-May-202510:21:06 AM51372.50XCSE
GENMAB A/S07-May-202510:21:23 AM461372.00XCSE
GENMAB A/S07-May-202510:21:23 AM11372.00CEUX
GENMAB A/S07-May-202510:21:23 AM261372.00CEUX
GENMAB A/S07-May-202510:21:26 AM261371.50CEUX
GENMAB A/S07-May-202510:21:27 AM21371.00CEUX
GENMAB A/S07-May-202510:21:27 AM251371.00CEUX
GENMAB A/S07-May-202510:21:50 AM291370.00XCSE
GENMAB A/S07-May-202510:21:50 AM261369.50XCSE
GENMAB A/S07-May-202510:21:50 AM261369.50AQEU
GENMAB A/S07-May-202510:22:08 AM291368.00CEUX
GENMAB A/S07-May-202510:23:15 AM311368.50CEUX
GENMAB A/S07-May-202510:23:20 AM261368.00XCSE
GENMAB A/S07-May-202510:23:20 AM151368.00TQEX
GENMAB A/S07-May-202510:23:20 AM111368.00TQEX
GENMAB A/S07-May-202510:23:20 AM271368.00CEUX
GENMAB A/S07-May-202510:23:22 AM271367.50XCSE
GENMAB A/S07-May-202510:24:02 AM291365.50CEUX
GENMAB A/S07-May-202510:24:09 AM311365.50XCSE
GENMAB A/S07-May-202510:26:45 AM451372.50XCSE
GENMAB A/S07-May-202510:26:45 AM261372.50TQEX
GENMAB A/S07-May-202510:26:45 AM261372.50AQEU
GENMAB A/S07-May-202510:27:09 AM501372.00XCSE
GENMAB A/S07-May-202510:27:09 AM491371.50XCSE
GENMAB A/S07-May-202510:27:09 AM321372.00CEUX
GENMAB A/S07-May-202510:27:09 AM191372.00CEUX
GENMAB A/S07-May-202510:27:09 AM381371.50CEUX
GENMAB A/S07-May-202510:27:10 AM81371.00CEUX
GENMAB A/S07-May-202510:27:10 AM11371.00CEUX
GENMAB A/S07-May-202510:30:46 AM261371.50XCSE
GENMAB A/S07-May-202510:30:46 AM291371.50CEUX
GENMAB A/S07-May-202510:30:56 AM281371.00XCSE
25



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202510:30:56 AM261371.00AQEU
GENMAB A/S07-May-202510:32:36 AM151374.00XCSE
GENMAB A/S07-May-202510:32:47 AM121374.00XCSE
GENMAB A/S07-May-202510:32:47 AM341374.00TQEX
GENMAB A/S07-May-202510:32:53 AM341374.50CEUX
GENMAB A/S07-May-202510:32:53 AM501374.50CEUX
GENMAB A/S07-May-202510:36:24 AM171376.50TQEX
GENMAB A/S07-May-202510:36:24 AM131376.50CEUX
GENMAB A/S07-May-202510:37:00 AM261377.50AQEU
GENMAB A/S07-May-202510:37:04 AM171377.00XCSE
GENMAB A/S07-May-202510:37:04 AM631377.00XCSE
GENMAB A/S07-May-202510:37:04 AM811376.50XCSE
GENMAB A/S07-May-202510:37:04 AM781376.00XCSE
GENMAB A/S07-May-202510:37:04 AM271377.00TQEX
GENMAB A/S07-May-202510:37:04 AM111376.50TQEX
GENMAB A/S07-May-202510:37:04 AM351377.00CEUX
GENMAB A/S07-May-202510:37:04 AM471377.00CEUX
GENMAB A/S07-May-202510:37:04 AM651376.50CEUX
GENMAB A/S07-May-202510:37:04 AM781376.00CEUX
GENMAB A/S07-May-202510:37:07 AM661375.50XCSE
GENMAB A/S07-May-202510:40:07 AM421378.00XCSE
GENMAB A/S07-May-202510:40:07 AM351378.00TQEX
GENMAB A/S07-May-202510:40:07 AM691378.00CEUX
GENMAB A/S07-May-202510:40:07 AM261378.00AQEU
GENMAB A/S07-May-202510:40:12 AM281377.50XCSE
GENMAB A/S07-May-202510:40:12 AM81377.50CEUX
GENMAB A/S07-May-202510:40:12 AM291377.50CEUX
GENMAB A/S07-May-202510:40:38 AM171377.50CEUX
GENMAB A/S07-May-202510:40:39 AM71377.50CEUX
GENMAB A/S07-May-202510:43:01 AM601377.50XCSE
GENMAB A/S07-May-202510:44:01 AM481377.50XCSE
GENMAB A/S07-May-202510:44:01 AM341377.00XCSE
GENMAB A/S07-May-202510:44:01 AM51377.50TQEX
GENMAB A/S07-May-202510:44:01 AM281377.50TQEX
GENMAB A/S07-May-202510:44:01 AM791377.50CEUX
GENMAB A/S07-May-202510:44:01 AM181377.00CEUX
GENMAB A/S07-May-202510:44:01 AM181377.00CEUX
GENMAB A/S07-May-202510:44:01 AM261377.50AQEU
GENMAB A/S07-May-202510:44:08 AM321376.50XCSE
GENMAB A/S07-May-202510:44:08 AM251377.00CEUX
GENMAB A/S07-May-202510:44:08 AM441376.50CEUX
GENMAB A/S07-May-202510:45:35 AM311377.50XCSE
26



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202510:46:35 AM341379.00CEUX
GENMAB A/S07-May-202510:46:47 AM271379.00TQEX
GENMAB A/S07-May-202510:46:47 AM171379.00CEUX
GENMAB A/S07-May-202510:47:53 AM51378.50AQEU
GENMAB A/S07-May-202510:47:58 AM31378.50AQEU
GENMAB A/S07-May-202510:48:00 AM231378.50XCSE
GENMAB A/S07-May-202510:48:00 AM441378.50CEUX
GENMAB A/S07-May-202510:48:49 AM291378.50XCSE
GENMAB A/S07-May-202510:48:49 AM401378.50CEUX
GENMAB A/S07-May-202510:53:10 AM341379.50AQEU
GENMAB A/S07-May-202510:53:10 AM791379.50CEUX
GENMAB A/S07-May-202510:53:21 AM251379.00XCSE
GENMAB A/S07-May-202510:53:21 AM571379.00XCSE
GENMAB A/S07-May-202510:53:21 AM61379.00AQEU
GENMAB A/S07-May-202510:53:21 AM231379.00AQEU
GENMAB A/S07-May-202510:53:21 AM801379.00CEUX
GENMAB A/S07-May-202510:55:28 AM831380.50XCSE
GENMAB A/S07-May-202510:55:43 AM121380.50TQEX
GENMAB A/S07-May-202510:55:48 AM81380.50CEUX
GENMAB A/S07-May-202510:55:48 AM241380.50CEUX
GENMAB A/S07-May-202510:55:50 AM41380.50CEUX
GENMAB A/S07-May-202510:56:18 AM21380.50TQEX
GENMAB A/S07-May-202510:56:18 AM21380.50TQEX
GENMAB A/S07-May-202510:56:18 AM21380.50TQEX
GENMAB A/S07-May-202510:57:20 AM261381.00AQEU
GENMAB A/S07-May-202510:57:41 AM161381.00XCSE
GENMAB A/S07-May-202510:57:41 AM621381.00XCSE
GENMAB A/S07-May-202510:57:41 AM251381.00TQEX
GENMAB A/S07-May-202510:57:41 AM11381.00TQEX
GENMAB A/S07-May-202510:57:44 AM351380.50XCSE
GENMAB A/S07-May-202510:58:00 AM291380.50CEUX
GENMAB A/S07-May-202510:58:57 AM181380.50XCSE
GENMAB A/S07-May-202510:59:01 AM31380.50CEUX
GENMAB A/S07-May-202510:59:02 AM281380.50XCSE
GENMAB A/S07-May-202510:59:02 AM281380.00XCSE
GENMAB A/S07-May-202510:59:02 AM541380.00XCSE
GENMAB A/S07-May-202510:59:02 AM81380.50TQEX
GENMAB A/S07-May-202510:59:02 AM611380.00CEUX
GENMAB A/S07-May-202510:59:05 AM301379.50XCSE
GENMAB A/S07-May-202510:59:12 AM531379.50XCSE
GENMAB A/S07-May-202510:59:12 AM301379.50CEUX
GENMAB A/S07-May-202510:59:12 AM251379.50CEUX
27



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202510:59:48 AM281379.00CEUX
GENMAB A/S07-May-202510:59:52 AM751379.00XCSE
GENMAB A/S07-May-202510:59:52 AM51377.50AQEU
GENMAB A/S07-May-202510:59:52 AM541379.00CEUX
GENMAB A/S07-May-202510:59:52 AM571378.50CEUX
GENMAB A/S07-May-202510:59:55 AM241377.50AQEU
GENMAB A/S07-May-202511:02:44 AM101378.00CEUX
GENMAB A/S07-May-202511:03:07 AM41379.00XCSE
GENMAB A/S07-May-202511:06:11 AM791381.00XCSE
GENMAB A/S07-May-202511:06:37 AM441380.50XCSE
GENMAB A/S07-May-202511:06:37 AM261380.50XCSE
GENMAB A/S07-May-202511:06:37 AM801380.00XCSE
GENMAB A/S07-May-202511:06:37 AM631379.50XCSE
GENMAB A/S07-May-202511:06:37 AM181380.50AQEU
GENMAB A/S07-May-202511:06:37 AM91380.50AQEU
GENMAB A/S07-May-202511:06:37 AM131380.50TQEX
GENMAB A/S07-May-202511:06:37 AM221380.50TQEX
GENMAB A/S07-May-202511:06:37 AM351380.00TQEX
GENMAB A/S07-May-202511:06:37 AM751380.50CEUX
GENMAB A/S07-May-202511:06:37 AM101380.00CEUX
GENMAB A/S07-May-202511:06:37 AM531380.00CEUX
GENMAB A/S07-May-202511:06:37 AM111379.50CEUX
GENMAB A/S07-May-202511:06:37 AM411379.50CEUX
GENMAB A/S07-May-202511:06:39 AM481379.00CEUX
GENMAB A/S07-May-202511:09:14 AM321381.00XCSE
GENMAB A/S07-May-202511:10:52 AM271381.00TQEX
GENMAB A/S07-May-202511:10:52 AM181380.50CEUX
GENMAB A/S07-May-202511:10:52 AM611381.00CEUX
GENMAB A/S07-May-202511:10:55 AM261380.50XCSE
GENMAB A/S07-May-202511:11:44 AM441381.00XCSE
GENMAB A/S07-May-202511:11:44 AM241381.00TQEX
GENMAB A/S07-May-202511:11:45 AM251381.00AQEU
GENMAB A/S07-May-202511:12:14 AM501380.50XCSE
GENMAB A/S07-May-202511:12:14 AM161380.50CEUX
GENMAB A/S07-May-202511:12:36 AM21380.50XCSE
GENMAB A/S07-May-202511:13:17 AM291381.00XCSE
GENMAB A/S07-May-202511:14:05 AM371383.00XCSE
GENMAB A/S07-May-202511:15:27 AM341383.50XCSE
GENMAB A/S07-May-202511:15:27 AM111383.50TQEX
GENMAB A/S07-May-202511:15:27 AM91383.50CEUX
GENMAB A/S07-May-202511:15:27 AM331383.50CEUX
GENMAB A/S07-May-202511:15:27 AM341383.50CEUX
28



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202511:15:35 AM291383.50AQEU
GENMAB A/S07-May-202511:16:59 AM431383.50CEUX
GENMAB A/S07-May-202511:16:59 AM261383.50CEUX
GENMAB A/S07-May-202511:20:02 AM801384.50XCSE
GENMAB A/S07-May-202511:20:02 AM791384.00XCSE
GENMAB A/S07-May-202511:20:02 AM261384.50AQEU
GENMAB A/S07-May-202511:20:02 AM361384.50TQEX
GENMAB A/S07-May-202511:20:02 AM801384.50CEUX
GENMAB A/S07-May-202511:20:02 AM771384.00CEUX
GENMAB A/S07-May-202511:20:06 AM301383.50XCSE
GENMAB A/S07-May-202511:23:35 AM171385.00XCSE
GENMAB A/S07-May-202511:23:35 AM541385.00XCSE
GENMAB A/S07-May-202511:23:35 AM341385.00TQEX
GENMAB A/S07-May-202511:23:35 AM801385.00CEUX
GENMAB A/S07-May-202511:23:43 AM141385.00AQEU
GENMAB A/S07-May-202511:26:07 AM401385.50XCSE
GENMAB A/S07-May-202511:26:07 AM221385.50XCSE
GENMAB A/S07-May-202511:26:07 AM211385.50TQEX
GENMAB A/S07-May-202511:26:07 AM101385.50TQEX
GENMAB A/S07-May-202511:26:07 AM451385.50CEUX
GENMAB A/S07-May-202511:26:07 AM241385.50CEUX
GENMAB A/S07-May-202511:28:25 AM701386.50XCSE
GENMAB A/S07-May-202511:28:25 AM601386.00XCSE
GENMAB A/S07-May-202511:28:25 AM351386.50AQEU
GENMAB A/S07-May-202511:28:25 AM751386.50CEUX
GENMAB A/S07-May-202511:28:25 AM721386.00CEUX
GENMAB A/S07-May-202511:28:28 AM11385.50XCSE
GENMAB A/S07-May-202511:28:28 AM651385.50XCSE
GENMAB A/S07-May-202511:28:28 AM611385.50CEUX
GENMAB A/S07-May-202511:29:57 AM261385.00XCSE
GENMAB A/S07-May-202511:29:57 AM271385.00TQEX
GENMAB A/S07-May-202511:29:57 AM241385.50CEUX
GENMAB A/S07-May-202511:29:57 AM21385.50CEUX
GENMAB A/S07-May-202511:29:57 AM261385.00CEUX
GENMAB A/S07-May-202511:30:54 AM261385.50XCSE
GENMAB A/S07-May-202511:30:54 AM271385.50CEUX
GENMAB A/S07-May-202511:30:55 AM31385.00XCSE
GENMAB A/S07-May-202511:30:55 AM231385.00XCSE
GENMAB A/S07-May-202511:30:55 AM151385.00CEUX
GENMAB A/S07-May-202511:31:54 AM341386.50CEUX
GENMAB A/S07-May-202511:32:27 AM261386.00XCSE
GENMAB A/S07-May-202511:32:27 AM141386.00AQEU
29



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202511:33:51 AM241385.50CEUX
GENMAB A/S07-May-202511:33:54 AM261385.50XCSE
GENMAB A/S07-May-202511:33:54 AM61385.50CEUX
GENMAB A/S07-May-202511:33:56 AM261385.00XCSE
GENMAB A/S07-May-202511:33:56 AM321385.00CEUX
GENMAB A/S07-May-202511:33:59 AM271384.50XCSE
GENMAB A/S07-May-202511:33:59 AM291384.50CEUX
GENMAB A/S07-May-202511:34:57 AM301383.50XCSE
GENMAB A/S07-May-202511:35:45 AM271383.00XCSE
GENMAB A/S07-May-202511:35:45 AM211383.00CEUX
GENMAB A/S07-May-202511:35:45 AM71383.00CEUX
GENMAB A/S07-May-202511:35:47 AM61382.50XCSE
GENMAB A/S07-May-202511:35:47 AM221382.50XCSE
GENMAB A/S07-May-202511:35:47 AM261382.50CEUX
GENMAB A/S07-May-202511:36:01 AM291379.00AQEU
GENMAB A/S07-May-202511:36:27 AM261380.00CEUX
GENMAB A/S07-May-202511:37:33 AM271380.50CEUX
GENMAB A/S07-May-202511:38:09 AM291380.00XCSE
GENMAB A/S07-May-202511:38:09 AM261379.50XCSE
GENMAB A/S07-May-202511:38:09 AM241380.00TQEX
GENMAB A/S07-May-202511:38:09 AM21380.00TQEX
GENMAB A/S07-May-202511:38:13 AM261379.00XCSE
GENMAB A/S07-May-202511:39:06 AM261379.00CEUX
GENMAB A/S07-May-202511:39:28 AM81378.50XCSE
GENMAB A/S07-May-202511:39:28 AM131378.50XCSE
GENMAB A/S07-May-202511:41:35 AM131379.50XCSE
GENMAB A/S07-May-202511:41:35 AM271379.50XCSE
GENMAB A/S07-May-202511:43:50 AM401380.00XCSE
GENMAB A/S07-May-202511:44:00 AM441379.50XCSE
GENMAB A/S07-May-202511:44:00 AM261379.50TQEX
GENMAB A/S07-May-202511:44:00 AM281379.50AQEU
GENMAB A/S07-May-202511:44:00 AM511379.50CEUX
GENMAB A/S07-May-202511:44:00 AM291379.00CEUX
GENMAB A/S07-May-202511:44:52 AM231379.00XCSE
GENMAB A/S07-May-202511:44:52 AM61379.00XCSE
GENMAB A/S07-May-202511:44:52 AM361378.50CEUX
GENMAB A/S07-May-202511:44:53 AM301378.50XCSE
GENMAB A/S07-May-202511:44:53 AM61378.50CEUX
GENMAB A/S07-May-202511:44:53 AM221378.50CEUX
GENMAB A/S07-May-202511:47:57 AM261380.50TQEX
GENMAB A/S07-May-202511:52:16 AM221380.00CEUX
GENMAB A/S07-May-202511:55:17 AM351382.00TQEX
30



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202511:55:17 AM201382.50AQEU
GENMAB A/S07-May-202511:55:17 AM821382.50CEUX
GENMAB A/S07-May-202511:55:28 AM71382.50AQEU
GENMAB A/S07-May-202511:56:15 AM801383.00XCSE
GENMAB A/S07-May-202511:56:15 AM341383.00TQEX
GENMAB A/S07-May-202511:56:15 AM271383.00AQEU
GENMAB A/S07-May-202511:56:15 AM821383.00CEUX
GENMAB A/S07-May-202511:58:06 AM781382.50XCSE
GENMAB A/S07-May-202511:58:06 AM791382.50CEUX
GENMAB A/S07-May-202511:58:09 AM311382.00XCSE
GENMAB A/S07-May-202511:58:09 AM521382.00XCSE
GENMAB A/S07-May-202511:58:09 AM801382.00CEUX
GENMAB A/S07-May-202511:58:21 AM301382.50XCSE
GENMAB A/S07-May-202511:59:42 AM561382.00XCSE
GENMAB A/S07-May-202511:59:42 AM111382.00XCSE
GENMAB A/S07-May-202511:59:42 AM261382.00AQEU
GENMAB A/S07-May-202511:59:42 AM31382.00CEUX
GENMAB A/S07-May-202511:59:50 AM381382.00XCSE
GENMAB A/S07-May-202512:00:37 PM811381.50XCSE
GENMAB A/S07-May-202512:00:37 PM341381.50TQEX
GENMAB A/S07-May-202512:00:37 PM521381.50CEUX
GENMAB A/S07-May-202512:00:37 PM561381.00CEUX
GENMAB A/S07-May-202512:00:40 PM271380.50CEUX
GENMAB A/S07-May-202512:03:20 PM11378.00XCSE
GENMAB A/S07-May-202512:03:20 PM321378.00XCSE
GENMAB A/S07-May-202512:03:20 PM301378.00CEUX
GENMAB A/S07-May-202512:05:36 PM261378.00AQEU
GENMAB A/S07-May-202512:05:36 PM351378.00CEUX
GENMAB A/S07-May-202512:05:50 PM61377.50CEUX
GENMAB A/S07-May-202512:07:11 PM261378.00TQEX
GENMAB A/S07-May-202512:07:11 PM521378.00CEUX
GENMAB A/S07-May-202512:07:11 PM41378.00CEUX
GENMAB A/S07-May-202512:09:25 PM321378.00XCSE
GENMAB A/S07-May-202512:09:25 PM91378.00XCSE
GENMAB A/S07-May-202512:09:25 PM291378.00XCSE
GENMAB A/S07-May-202512:09:25 PM261377.50XCSE
GENMAB A/S07-May-202512:09:25 PM31377.50TQEX
GENMAB A/S07-May-202512:09:25 PM21377.50TQEX
GENMAB A/S07-May-202512:09:25 PM461378.00CEUX
GENMAB A/S07-May-202512:09:25 PM21377.50CEUX
GENMAB A/S07-May-202512:09:25 PM201377.50CEUX
GENMAB A/S07-May-202512:09:25 PM201377.00CEUX
31



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202512:09:25 PM51377.00CEUX
GENMAB A/S07-May-202512:09:25 PM31377.00CEUX
GENMAB A/S07-May-202512:09:26 PM71377.00XCSE
GENMAB A/S07-May-202512:09:26 PM31377.00XCSE
GENMAB A/S07-May-202512:09:26 PM41377.00XCSE
GENMAB A/S07-May-202512:09:26 PM61377.00XCSE
GENMAB A/S07-May-202512:09:26 PM21377.00XCSE
GENMAB A/S07-May-202512:09:26 PM61377.00XCSE
GENMAB A/S07-May-202512:09:26 PM51377.00XCSE
GENMAB A/S07-May-202512:09:26 PM61377.00XCSE
GENMAB A/S07-May-202512:09:26 PM221378.00XCSE
GENMAB A/S07-May-202512:09:26 PM171378.00XCSE
GENMAB A/S07-May-202512:09:26 PM31378.00CEUX
GENMAB A/S07-May-202512:09:26 PM101378.00CEUX
GENMAB A/S07-May-202512:09:26 PM131378.00CEUX
GENMAB A/S07-May-202512:09:26 PM71378.00CEUX
GENMAB A/S07-May-202512:09:33 PM291378.00XCSE
GENMAB A/S07-May-202512:09:33 PM331378.50AQEU
GENMAB A/S07-May-202512:09:34 PM401377.50XCSE
GENMAB A/S07-May-202512:10:19 PM261378.00CEUX
GENMAB A/S07-May-202512:11:46 PM261378.00XCSE
GENMAB A/S07-May-202512:11:46 PM261378.00CEUX
GENMAB A/S07-May-202512:17:59 PM301378.00XCSE
GENMAB A/S07-May-202512:17:59 PM301378.00CEUX
GENMAB A/S07-May-202512:18:41 PM771378.00XCSE
GENMAB A/S07-May-202512:18:45 PM101378.50XCSE
GENMAB A/S07-May-202512:18:45 PM361378.50XCSE
GENMAB A/S07-May-202512:19:43 PM261378.50TQEX
GENMAB A/S07-May-202512:20:05 PM321378.50CEUX
GENMAB A/S07-May-202512:20:05 PM491378.50CEUX
GENMAB A/S07-May-202512:22:22 PM681378.50XCSE
GENMAB A/S07-May-202512:22:22 PM121378.50TQEX
GENMAB A/S07-May-202512:22:22 PM221378.50TQEX
GENMAB A/S07-May-202512:22:22 PM271378.50AQEU
GENMAB A/S07-May-202512:22:22 PM321378.50CEUX
GENMAB A/S07-May-202512:22:22 PM341378.50CEUX
GENMAB A/S07-May-202512:23:27 PM311378.50TQEX
GENMAB A/S07-May-202512:23:27 PM641378.50CEUX
GENMAB A/S07-May-202512:23:44 PM111378.00XCSE
GENMAB A/S07-May-202512:23:44 PM431378.00XCSE
GENMAB A/S07-May-202512:23:44 PM251378.00AQEU
GENMAB A/S07-May-202512:23:44 PM691378.00CEUX
32



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202512:24:00 PM11377.50XCSE
GENMAB A/S07-May-202512:29:41 PM321377.50CEUX
GENMAB A/S07-May-202512:30:06 PM261377.50XCSE
GENMAB A/S07-May-202512:30:24 PM321377.00XCSE
GENMAB A/S07-May-202512:30:24 PM221377.00XCSE
GENMAB A/S07-May-202512:30:24 PM311377.00TQEX
GENMAB A/S07-May-202512:30:24 PM411377.00CEUX
GENMAB A/S07-May-202512:30:25 PM261377.00AQEU
GENMAB A/S07-May-202512:30:44 PM291376.50CEUX
GENMAB A/S07-May-202512:30:58 PM291376.50XCSE
GENMAB A/S07-May-202512:32:17 PM11376.50XCSE
GENMAB A/S07-May-202512:33:27 PM181376.50XCSE
GENMAB A/S07-May-202512:35:16 PM101376.50TQEX
GENMAB A/S07-May-202512:35:16 PM801376.50CEUX
GENMAB A/S07-May-202512:35:28 PM201376.00XCSE
GENMAB A/S07-May-202512:35:28 PM481376.00CEUX
GENMAB A/S07-May-202512:35:36 PM631376.00XCSE
GENMAB A/S07-May-202512:35:36 PM841375.50XCSE
GENMAB A/S07-May-202512:35:36 PM371375.50TQEX
GENMAB A/S07-May-202512:35:36 PM261376.00AQEU
GENMAB A/S07-May-202512:35:36 PM301376.00CEUX
GENMAB A/S07-May-202512:35:36 PM771375.50CEUX
GENMAB A/S07-May-202512:35:37 PM801375.00XCSE
GENMAB A/S07-May-202512:35:37 PM731375.00CEUX
GENMAB A/S07-May-202512:35:39 PM321374.50XCSE
GENMAB A/S07-May-202512:35:39 PM341374.50XCSE
GENMAB A/S07-May-202512:35:39 PM171374.50XCSE
GENMAB A/S07-May-202512:35:39 PM581374.00XCSE
GENMAB A/S07-May-202512:37:23 PM261372.00XCSE
GENMAB A/S07-May-202512:41:32 PM111372.50XCSE
GENMAB A/S07-May-202512:44:34 PM621373.50XCSE
GENMAB A/S07-May-202512:44:36 PM331373.00XCSE
GENMAB A/S07-May-202512:44:36 PM271373.00TQEX
GENMAB A/S07-May-202512:46:15 PM591374.00XCSE
GENMAB A/S07-May-202512:46:15 PM271374.00TQEX
GENMAB A/S07-May-202512:46:15 PM791374.00CEUX
GENMAB A/S07-May-202512:46:18 PM391373.50XCSE
GENMAB A/S07-May-202512:46:18 PM201373.50XCSE
GENMAB A/S07-May-202512:46:18 PM261373.50AQEU
GENMAB A/S07-May-202512:46:18 PM791373.50CEUX
GENMAB A/S07-May-202512:46:21 PM231373.00XCSE
GENMAB A/S07-May-202512:46:23 PM261373.00AQEU
33



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202512:46:23 PM421373.00CEUX
GENMAB A/S07-May-202512:46:23 PM381373.00CEUX
GENMAB A/S07-May-202512:46:26 PM841372.50CEUX
GENMAB A/S07-May-202512:49:45 PM541374.00XCSE
GENMAB A/S07-May-202512:50:20 PM91374.50XCSE
GENMAB A/S07-May-202512:50:20 PM441374.50CEUX
GENMAB A/S07-May-202512:50:34 PM261374.50XCSE
GENMAB A/S07-May-202512:50:34 PM291374.50TQEX
GENMAB A/S07-May-202512:51:32 PM181374.00CEUX
GENMAB A/S07-May-202512:51:32 PM181374.00CEUX
GENMAB A/S07-May-202512:52:29 PM411374.00XCSE
GENMAB A/S07-May-202512:52:29 PM231374.00AQEU
GENMAB A/S07-May-202512:52:29 PM11374.00CEUX
GENMAB A/S07-May-202512:52:35 PM381373.50CEUX
GENMAB A/S07-May-202512:55:37 PM421374.00XCSE
GENMAB A/S07-May-202512:55:39 PM291373.50XCSE
GENMAB A/S07-May-202512:56:03 PM261373.50TQEX
GENMAB A/S07-May-202512:56:03 PM281373.50CEUX
GENMAB A/S07-May-202512:56:04 PM231373.50XCSE
GENMAB A/S07-May-202512:56:04 PM271373.50AQEU
GENMAB A/S07-May-202512:56:12 PM281373.00XCSE
GENMAB A/S07-May-202512:56:12 PM341373.00CEUX
GENMAB A/S07-May-202512:56:38 PM581372.50XCSE
GENMAB A/S07-May-202512:56:38 PM171372.50CEUX
GENMAB A/S07-May-202512:56:38 PM171372.50CEUX
GENMAB A/S07-May-202512:56:42 PM221372.00XCSE
GENMAB A/S07-May-202512:56:43 PM441372.00CEUX
GENMAB A/S07-May-202512:57:07 PM461371.50CEUX
GENMAB A/S07-May-202512:57:10 PM351371.00XCSE
GENMAB A/S07-May-202513:00:00 PM381373.50XCSE
GENMAB A/S07-May-202513:00:00 PM391373.00XCSE
GENMAB A/S07-May-202513:00:00 PM301373.50TQEX
GENMAB A/S07-May-202513:00:00 PM261373.00TQEX
GENMAB A/S07-May-202513:00:00 PM131373.50AQEU
GENMAB A/S07-May-202513:00:00 PM141373.50AQEU
GENMAB A/S07-May-202513:00:00 PM271373.00AQEU
GENMAB A/S07-May-202513:00:00 PM521373.50CEUX
GENMAB A/S07-May-202513:00:00 PM351373.00CEUX
GENMAB A/S07-May-202513:00:00 PM191373.00CEUX
GENMAB A/S07-May-202513:00:54 PM331371.50XCSE
GENMAB A/S07-May-202513:01:43 PM261372.00XCSE
GENMAB A/S07-May-202513:05:17 PM541372.50CEUX
34



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202513:06:00 PM281372.00XCSE
GENMAB A/S07-May-202513:06:00 PM151372.00CEUX
GENMAB A/S07-May-202513:06:00 PM301372.00CEUX
GENMAB A/S07-May-202513:06:20 PM321371.50XCSE
GENMAB A/S07-May-202513:06:20 PM21371.50CEUX
GENMAB A/S07-May-202513:06:20 PM351371.50CEUX
GENMAB A/S07-May-202513:06:28 PM301371.00XCSE
GENMAB A/S07-May-202513:06:28 PM181371.00CEUX
GENMAB A/S07-May-202513:06:28 PM291371.00CEUX
GENMAB A/S07-May-202513:06:29 PM471370.50XCSE
GENMAB A/S07-May-202513:07:11 PM281370.50XCSE
GENMAB A/S07-May-202513:07:45 PM271370.50XCSE
GENMAB A/S07-May-202513:07:51 PM21370.50XCSE
GENMAB A/S07-May-202513:07:51 PM301370.50XCSE
GENMAB A/S07-May-202513:09:49 PM261374.00XCSE
GENMAB A/S07-May-202513:09:49 PM561374.00CEUX
GENMAB A/S07-May-202513:10:49 PM261374.00TQEX
GENMAB A/S07-May-202513:10:49 PM271374.00AQEU
GENMAB A/S07-May-202513:10:49 PM441374.00CEUX
GENMAB A/S07-May-202513:13:22 PM521374.00XCSE
GENMAB A/S07-May-202513:13:24 PM101373.50CEUX
GENMAB A/S07-May-202513:16:49 PM51374.50XCSE
GENMAB A/S07-May-202513:17:14 PM491374.50XCSE
GENMAB A/S07-May-202513:17:14 PM261374.50TQEX
GENMAB A/S07-May-202513:17:14 PM261374.50AQEU
GENMAB A/S07-May-202513:17:14 PM691374.50CEUX
GENMAB A/S07-May-202513:17:15 PM181374.00CEUX
GENMAB A/S07-May-202513:17:38 PM591374.00XCSE
GENMAB A/S07-May-202513:17:38 PM261374.00CEUX
GENMAB A/S07-May-202513:17:38 PM201374.00CEUX
GENMAB A/S07-May-202513:20:25 PM151373.50CEUX
GENMAB A/S07-May-202513:20:40 PM261373.50XCSE
GENMAB A/S07-May-202513:20:40 PM161373.50CEUX
GENMAB A/S07-May-202513:22:44 PM391373.00XCSE
GENMAB A/S07-May-202513:22:44 PM261373.00TQEX
GENMAB A/S07-May-202513:22:44 PM151373.00CEUX
GENMAB A/S07-May-202513:22:44 PM491373.00CEUX
GENMAB A/S07-May-202513:24:19 PM581373.00CEUX
GENMAB A/S07-May-202513:27:33 PM261374.00TQEX
GENMAB A/S07-May-202513:30:51 PM131374.00TQEX
GENMAB A/S07-May-202513:30:51 PM131374.00TQEX
GENMAB A/S07-May-202513:30:58 PM271373.50XCSE
35



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202513:33:44 PM551373.50XCSE
GENMAB A/S07-May-202513:33:44 PM271373.50AQEU
GENMAB A/S07-May-202513:33:44 PM811373.50CEUX
GENMAB A/S07-May-202513:33:50 PM621373.00XCSE
GENMAB A/S07-May-202513:33:50 PM201373.00XCSE
GENMAB A/S07-May-202513:33:50 PM161373.00TQEX
GENMAB A/S07-May-202513:33:50 PM101373.00TQEX
GENMAB A/S07-May-202513:33:50 PM261373.00AQEU
GENMAB A/S07-May-202513:33:50 PM581373.00CEUX
GENMAB A/S07-May-202513:33:53 PM371372.50XCSE
GENMAB A/S07-May-202513:37:50 PM821373.00CEUX
GENMAB A/S07-May-202513:37:52 PM581372.50XCSE
GENMAB A/S07-May-202513:37:52 PM241372.50XCSE
GENMAB A/S07-May-202513:37:52 PM621372.50CEUX
GENMAB A/S07-May-202513:37:52 PM41372.50CEUX
GENMAB A/S07-May-202513:38:00 PM831372.00XCSE
GENMAB A/S07-May-202513:38:00 PM801372.00CEUX
GENMAB A/S07-May-202513:39:29 PM841371.50XCSE
GENMAB A/S07-May-202513:39:29 PM261371.50TQEX
GENMAB A/S07-May-202513:39:29 PM261371.50AQEU
GENMAB A/S07-May-202513:39:29 PM31371.50CEUX
GENMAB A/S07-May-202513:39:29 PM781371.50CEUX
GENMAB A/S07-May-202513:39:31 PM311371.00XCSE
GENMAB A/S07-May-202513:39:31 PM491371.00XCSE
GENMAB A/S07-May-202513:41:14 PM161371.00CEUX
GENMAB A/S07-May-202513:41:37 PM621371.00CEUX
GENMAB A/S07-May-202513:42:02 PM561371.00XCSE
GENMAB A/S07-May-202513:42:02 PM21371.00XCSE
GENMAB A/S07-May-202513:42:02 PM391371.00CEUX
GENMAB A/S07-May-202513:42:04 PM281370.50XCSE
GENMAB A/S07-May-202513:42:25 PM271371.00XCSE
GENMAB A/S07-May-202513:42:25 PM271371.00CEUX
GENMAB A/S07-May-202513:42:28 PM111370.50XCSE
GENMAB A/S07-May-202513:42:28 PM11370.50XCSE
GENMAB A/S07-May-202513:42:28 PM381370.50XCSE
GENMAB A/S07-May-202513:42:28 PM141370.50CEUX
GENMAB A/S07-May-202513:44:43 PM81371.50XCSE
GENMAB A/S07-May-202513:44:53 PM151371.50XCSE
GENMAB A/S07-May-202513:44:53 PM221371.50XCSE
GENMAB A/S07-May-202513:44:53 PM261371.50AQEU
GENMAB A/S07-May-202513:45:54 PM61372.00XCSE
GENMAB A/S07-May-202513:46:46 PM331372.00XCSE
36



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202513:46:46 PM261372.00TQEX
GENMAB A/S07-May-202513:46:46 PM181372.00CEUX
GENMAB A/S07-May-202513:46:46 PM281372.00CEUX
GENMAB A/S07-May-202513:51:13 PM261372.50TQEX
GENMAB A/S07-May-202513:52:24 PM171373.00XCSE
GENMAB A/S07-May-202513:52:24 PM61373.00TQEX
GENMAB A/S07-May-202513:52:24 PM581373.00CEUX
GENMAB A/S07-May-202513:52:24 PM231373.00CEUX
GENMAB A/S07-May-202513:54:37 PM101373.00XCSE
GENMAB A/S07-May-202513:54:37 PM541373.00XCSE
GENMAB A/S07-May-202513:54:37 PM201373.00TQEX
GENMAB A/S07-May-202513:54:37 PM261373.00AQEU
GENMAB A/S07-May-202513:56:56 PM71373.00XCSE
GENMAB A/S07-May-202513:56:56 PM231373.00XCSE
GENMAB A/S07-May-202513:56:56 PM91373.00TQEX
GENMAB A/S07-May-202513:57:23 PM151373.00CEUX
GENMAB A/S07-May-202513:59:55 PM311373.50TQEX
GENMAB A/S07-May-202513:59:55 PM791373.50CEUX
GENMAB A/S07-May-202514:00:00 PM321375.00TQEX
GENMAB A/S07-May-202514:00:00 PM791375.00CEUX
GENMAB A/S07-May-202514:00:03 PM791374.50XCSE
GENMAB A/S07-May-202514:00:03 PM811374.50CEUX
GENMAB A/S07-May-202514:01:13 PM811375.00XCSE
GENMAB A/S07-May-202514:04:37 PM831374.50XCSE
GENMAB A/S07-May-202514:04:37 PM801374.00XCSE
GENMAB A/S07-May-202514:04:37 PM281374.00TQEX
GENMAB A/S07-May-202514:04:37 PM311374.50AQEU
GENMAB A/S07-May-202514:04:37 PM341374.00AQEU
GENMAB A/S07-May-202514:04:37 PM791374.50CEUX
GENMAB A/S07-May-202514:04:37 PM801374.00CEUX
GENMAB A/S07-May-202514:07:12 PM441373.50XCSE
GENMAB A/S07-May-202514:07:12 PM261374.00TQEX
GENMAB A/S07-May-202514:07:12 PM811374.00CEUX
GENMAB A/S07-May-202514:07:12 PM71373.50CEUX
GENMAB A/S07-May-202514:07:51 PM261374.00AQEU
GENMAB A/S07-May-202514:07:51 PM821374.00CEUX
GENMAB A/S07-May-202514:08:43 PM391373.50XCSE
GENMAB A/S07-May-202514:08:43 PM771373.50CEUX
GENMAB A/S07-May-202514:09:16 PM341373.00XCSE
GENMAB A/S07-May-202514:09:16 PM441373.00XCSE
GENMAB A/S07-May-202514:09:16 PM801373.00CEUX
GENMAB A/S07-May-202514:09:17 PM311373.00AQEU
37



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202514:09:45 PM791372.50XCSE
GENMAB A/S07-May-202514:09:45 PM171372.00XCSE
GENMAB A/S07-May-202514:09:45 PM81372.50TQEX
GENMAB A/S07-May-202514:09:45 PM221372.50TQEX
GENMAB A/S07-May-202514:09:45 PM211372.50CEUX
GENMAB A/S07-May-202514:09:45 PM271372.50CEUX
GENMAB A/S07-May-202514:10:48 PM261372.50CEUX
GENMAB A/S07-May-202514:12:18 PM551372.00CEUX
GENMAB A/S07-May-202514:13:43 PM461372.50XCSE
GENMAB A/S07-May-202514:13:43 PM381372.50XCSE
GENMAB A/S07-May-202514:13:43 PM321372.00CEUX
GENMAB A/S07-May-202514:17:28 PM71374.50XCSE
GENMAB A/S07-May-202514:21:00 PM111376.50XCSE
GENMAB A/S07-May-202514:21:00 PM391376.50XCSE
GENMAB A/S07-May-202514:21:00 PM131376.50XCSE
GENMAB A/S07-May-202514:21:00 PM161376.50XCSE
GENMAB A/S07-May-202514:21:02 PM161377.00XCSE
GENMAB A/S07-May-202514:21:02 PM171377.00XCSE
GENMAB A/S07-May-202514:21:02 PM261377.00XCSE
GENMAB A/S07-May-202514:21:02 PM781376.50XCSE
GENMAB A/S07-May-202514:21:02 PM251376.50TQEX
GENMAB A/S07-May-202514:21:02 PM101376.50TQEX
GENMAB A/S07-May-202514:21:02 PM741376.50CEUX
GENMAB A/S07-May-202514:21:02 PM41376.50CEUX
GENMAB A/S07-May-202514:21:03 PM791376.00XCSE
GENMAB A/S07-May-202514:21:03 PM341376.00TQEX
GENMAB A/S07-May-202514:21:03 PM361376.00AQEU
GENMAB A/S07-May-202514:21:03 PM791376.00CEUX
GENMAB A/S07-May-202514:22:00 PM611377.00XCSE
GENMAB A/S07-May-202514:22:00 PM171377.00XCSE
GENMAB A/S07-May-202514:22:00 PM41377.00XCSE
GENMAB A/S07-May-202514:22:00 PM361377.00AQEU
GENMAB A/S07-May-202514:22:00 PM601377.00CEUX
GENMAB A/S07-May-202514:22:00 PM181377.00CEUX
GENMAB A/S07-May-202514:22:03 PM161376.50XCSE
GENMAB A/S07-May-202514:22:03 PM631376.50XCSE
GENMAB A/S07-May-202514:22:03 PM271376.50TQEX
GENMAB A/S07-May-202514:22:03 PM811376.50CEUX
GENMAB A/S07-May-202514:22:44 PM771376.50XCSE
GENMAB A/S07-May-202514:22:44 PM471376.50CEUX
GENMAB A/S07-May-202514:22:47 PM221376.00XCSE
38



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202514:22:51 PM461376.00XCSE
GENMAB A/S07-May-202514:23:28 PM141376.00XCSE
GENMAB A/S07-May-202514:23:28 PM821376.00CEUX
GENMAB A/S07-May-202514:23:31 PM251375.50XCSE
GENMAB A/S07-May-202514:23:32 PM581375.50XCSE
GENMAB A/S07-May-202514:23:32 PM301375.50CEUX
GENMAB A/S07-May-202514:24:38 PM41375.00CEUX
GENMAB A/S07-May-202514:26:51 PM191376.00TQEX
GENMAB A/S07-May-202514:26:51 PM191376.00CEUX
GENMAB A/S07-May-202514:29:02 PM831377.00XCSE
GENMAB A/S07-May-202514:29:02 PM221377.00XCSE
GENMAB A/S07-May-202514:29:02 PM321377.00TQEX
GENMAB A/S07-May-202514:29:02 PM261377.00AQEU
GENMAB A/S07-May-202514:29:02 PM501377.00CEUX
GENMAB A/S07-May-202514:29:02 PM221377.00CEUX
GENMAB A/S07-May-202514:29:12 PM431377.00XCSE
GENMAB A/S07-May-202514:29:12 PM131376.50XCSE
GENMAB A/S07-May-202514:29:21 PM71376.50AQEU
GENMAB A/S07-May-202514:29:30 PM11376.50AQEU
GENMAB A/S07-May-202514:29:36 PM51376.50AQEU
GENMAB A/S07-May-202514:29:40 PM691376.50XCSE
GENMAB A/S07-May-202514:29:40 PM211376.00XCSE
GENMAB A/S07-May-202514:29:40 PM311376.00XCSE
GENMAB A/S07-May-202514:29:40 PM131376.50AQEU
GENMAB A/S07-May-202514:29:40 PM581376.50CEUX
GENMAB A/S07-May-202514:29:40 PM151376.00CEUX
GENMAB A/S07-May-202514:29:40 PM11376.00CEUX
GENMAB A/S07-May-202514:29:52 PM221376.00CEUX
GENMAB A/S07-May-202514:31:23 PM331376.50XCSE
GENMAB A/S07-May-202514:31:23 PM511376.50CEUX
GENMAB A/S07-May-202514:31:47 PM91376.00CEUX
GENMAB A/S07-May-202514:31:47 PM411376.00CEUX
GENMAB A/S07-May-202514:31:50 PM231376.00XCSE
GENMAB A/S07-May-202514:36:01 PM691376.50XCSE
GENMAB A/S07-May-202514:36:01 PM301376.50AQEU
GENMAB A/S07-May-202514:36:01 PM241376.50CEUX
GENMAB A/S07-May-202514:36:01 PM591376.50CEUX
GENMAB A/S07-May-202514:36:07 PM311376.50TQEX
GENMAB A/S07-May-202514:38:51 PM31378.00TQEX
GENMAB A/S07-May-202514:38:51 PM261378.00TQEX
GENMAB A/S07-May-202514:38:51 PM611378.00CEUX
GENMAB A/S07-May-202514:38:51 PM201378.00CEUX
39



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202514:41:53 PM821378.00XCSE
GENMAB A/S07-May-202514:41:56 PM301377.50XCSE
GENMAB A/S07-May-202514:42:31 PM491377.50XCSE
GENMAB A/S07-May-202514:42:31 PM271377.50TQEX
GENMAB A/S07-May-202514:42:31 PM31377.50AQEU
GENMAB A/S07-May-202514:42:31 PM251377.50AQEU
GENMAB A/S07-May-202514:42:31 PM811377.50CEUX
GENMAB A/S07-May-202514:42:33 PM791377.00CEUX
GENMAB A/S07-May-202514:44:16 PM261379.50TQEX
GENMAB A/S07-May-202514:44:16 PM801379.50CEUX
GENMAB A/S07-May-202514:45:58 PM811379.00XCSE
GENMAB A/S07-May-202514:45:58 PM271379.00AQEU
GENMAB A/S07-May-202514:45:58 PM521379.00CEUX
GENMAB A/S07-May-202514:45:58 PM261379.00CEUX
GENMAB A/S07-May-202514:46:00 PM281378.50XCSE
GENMAB A/S07-May-202514:46:38 PM121378.50XCSE
GENMAB A/S07-May-202514:46:38 PM411378.50XCSE
GENMAB A/S07-May-202514:46:38 PM101378.50TQEX
GENMAB A/S07-May-202514:46:38 PM121378.50CEUX
GENMAB A/S07-May-202514:46:38 PM411378.50CEUX
GENMAB A/S07-May-202514:46:38 PM291378.50CEUX
GENMAB A/S07-May-202514:46:42 PM141378.50AQEU
GENMAB A/S07-May-202514:46:44 PM841378.00XCSE
GENMAB A/S07-May-202514:46:44 PM381378.00CEUX
GENMAB A/S07-May-202514:46:45 PM811377.50XCSE
GENMAB A/S07-May-202514:46:47 PM201377.00XCSE
GENMAB A/S07-May-202514:46:47 PM61377.00XCSE
GENMAB A/S07-May-202514:46:47 PM651377.50CEUX
GENMAB A/S07-May-202514:46:49 PM541377.00XCSE
GENMAB A/S07-May-202514:48:43 PM521377.50XCSE
GENMAB A/S07-May-202514:48:43 PM271377.00XCSE
GENMAB A/S07-May-202514:48:43 PM221377.50TQEX
GENMAB A/S07-May-202514:48:43 PM111377.50TQEX
GENMAB A/S07-May-202514:48:43 PM351377.50AQEU
GENMAB A/S07-May-202514:48:43 PM351377.50CEUX
GENMAB A/S07-May-202514:48:43 PM101377.00CEUX
GENMAB A/S07-May-202514:48:43 PM271377.00CEUX
GENMAB A/S07-May-202514:48:48 PM231376.50XCSE
GENMAB A/S07-May-202514:48:59 PM271376.50XCSE
GENMAB A/S07-May-202514:48:59 PM41376.50CEUX
GENMAB A/S07-May-202514:49:12 PM251376.50XCSE
GENMAB A/S07-May-202514:49:12 PM221376.50CEUX
40



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202514:51:26 PM291376.00TQEX
GENMAB A/S07-May-202514:51:26 PM371376.00CEUX
GENMAB A/S07-May-202514:52:03 PM491376.00XCSE
GENMAB A/S07-May-202514:52:58 PM11375.50CEUX
GENMAB A/S07-May-202514:52:58 PM11375.50CEUX
GENMAB A/S07-May-202514:53:00 PM391375.50XCSE
GENMAB A/S07-May-202514:53:00 PM311375.50CEUX
GENMAB A/S07-May-202514:54:21 PM101376.00CEUX
GENMAB A/S07-May-202514:54:40 PM431376.50XCSE
GENMAB A/S07-May-202514:54:40 PM131376.50XCSE
GENMAB A/S07-May-202514:54:40 PM291376.50TQEX
GENMAB A/S07-May-202514:54:40 PM321376.50AQEU
GENMAB A/S07-May-202514:54:40 PM521376.50CEUX
GENMAB A/S07-May-202514:54:40 PM231376.50CEUX
GENMAB A/S07-May-202514:56:09 PM451377.00XCSE
GENMAB A/S07-May-202514:56:09 PM551377.00CEUX
GENMAB A/S07-May-202514:56:10 PM491377.00CEUX
GENMAB A/S07-May-202514:56:12 PM471376.50XCSE
GENMAB A/S07-May-202514:56:12 PM271376.50AQEU
GENMAB A/S07-May-202514:56:12 PM501376.50CEUX
GENMAB A/S07-May-202515:01:14 PM621376.50XCSE
GENMAB A/S07-May-202515:01:14 PM121376.00XCSE
GENMAB A/S07-May-202515:01:14 PM261376.00XCSE
GENMAB A/S07-May-202515:01:14 PM391375.50XCSE
GENMAB A/S07-May-202515:01:14 PM51375.00XCSE
GENMAB A/S07-May-202515:01:14 PM301376.50TQEX
GENMAB A/S07-May-202515:01:14 PM41376.00TQEX
GENMAB A/S07-May-202515:01:14 PM261376.00TQEX
GENMAB A/S07-May-202515:01:14 PM271376.00AQEU
GENMAB A/S07-May-202515:01:14 PM391376.50CEUX
GENMAB A/S07-May-202515:01:14 PM321376.00CEUX
GENMAB A/S07-May-202515:01:14 PM181375.50CEUX
GENMAB A/S07-May-202515:01:14 PM161375.50CEUX
GENMAB A/S07-May-202515:02:01 PM641376.00XCSE
GENMAB A/S07-May-202515:02:01 PM61376.00XCSE
GENMAB A/S07-May-202515:02:13 PM151375.50CEUX
GENMAB A/S07-May-202515:02:13 PM21375.50CEUX
GENMAB A/S07-May-202515:02:13 PM261375.50CEUX
GENMAB A/S07-May-202515:02:31 PM481375.50XCSE
GENMAB A/S07-May-202515:02:47 PM761375.00XCSE
GENMAB A/S07-May-202515:02:47 PM621375.00CEUX
GENMAB A/S07-May-202515:02:51 PM291374.50XCSE
41



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:02:51 PM41374.50XCSE
GENMAB A/S07-May-202515:02:51 PM71374.50XCSE
GENMAB A/S07-May-202515:02:51 PM601374.50CEUX
GENMAB A/S07-May-202515:02:51 PM311374.00CEUX
GENMAB A/S07-May-202515:03:24 PM101374.50XCSE
GENMAB A/S07-May-202515:04:35 PM351375.00XCSE
GENMAB A/S07-May-202515:04:35 PM261375.00TQEX
GENMAB A/S07-May-202515:04:35 PM261375.00AQEU
GENMAB A/S07-May-202515:04:58 PM371374.50XCSE
GENMAB A/S07-May-202515:04:58 PM271374.50CEUX
GENMAB A/S07-May-202515:05:10 PM261374.00CEUX
GENMAB A/S07-May-202515:05:10 PM251373.50CEUX
GENMAB A/S07-May-202515:05:14 PM311373.50XCSE
GENMAB A/S07-May-202515:05:14 PM31373.50CEUX
GENMAB A/S07-May-202515:05:29 PM261373.00CEUX
GENMAB A/S07-May-202515:06:56 PM271371.50XCSE
GENMAB A/S07-May-202515:07:37 PM271371.00XCSE
GENMAB A/S07-May-202515:07:37 PM261371.00TQEX
GENMAB A/S07-May-202515:07:37 PM301371.00CEUX
GENMAB A/S07-May-202515:08:38 PM271370.50AQEU
GENMAB A/S07-May-202515:08:38 PM101370.50CEUX
GENMAB A/S07-May-202515:09:00 PM261370.50XCSE
GENMAB A/S07-May-202515:09:00 PM191370.50CEUX
GENMAB A/S07-May-202515:09:03 PM181370.00XCSE
GENMAB A/S07-May-202515:09:03 PM111370.00XCSE
GENMAB A/S07-May-202515:09:03 PM281370.00CEUX
GENMAB A/S07-May-202515:09:46 PM31369.50XCSE
GENMAB A/S07-May-202515:09:46 PM261370.00TQEX
GENMAB A/S07-May-202515:11:04 PM711370.00XCSE
GENMAB A/S07-May-202515:11:36 PM801371.50CEUX
GENMAB A/S07-May-202515:11:57 PM541371.00XCSE
GENMAB A/S07-May-202515:11:57 PM261371.00TQEX
GENMAB A/S07-May-202515:11:57 PM271371.50AQEU
GENMAB A/S07-May-202515:11:57 PM491371.00CEUX
GENMAB A/S07-May-202515:11:57 PM301371.00CEUX
GENMAB A/S07-May-202515:12:44 PM181370.50CEUX
GENMAB A/S07-May-202515:13:00 PM661371.50XCSE
GENMAB A/S07-May-202515:13:28 PM481372.00CEUX
GENMAB A/S07-May-202515:14:16 PM201372.00XCSE
GENMAB A/S07-May-202515:14:16 PM291372.00XCSE
GENMAB A/S07-May-202515:16:08 PM261372.50TQEX
GENMAB A/S07-May-202515:16:08 PM261372.50AQEU
42



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:16:08 PM11372.50CEUX
GENMAB A/S07-May-202515:16:08 PM41372.50CEUX
GENMAB A/S07-May-202515:16:43 PM781372.50CEUX
GENMAB A/S07-May-202515:18:18 PM161372.00XCSE
GENMAB A/S07-May-202515:18:18 PM131372.00AQEU
GENMAB A/S07-May-202515:18:18 PM461372.00CEUX
GENMAB A/S07-May-202515:18:18 PM201372.00CEUX
GENMAB A/S07-May-202515:18:18 PM141372.00CEUX
GENMAB A/S07-May-202515:19:11 PM821372.50XCSE
GENMAB A/S07-May-202515:19:11 PM261372.50TQEX
GENMAB A/S07-May-202515:19:11 PM691372.50CEUX
GENMAB A/S07-May-202515:19:11 PM61372.50CEUX
GENMAB A/S07-May-202515:20:13 PM281373.00XCSE
GENMAB A/S07-May-202515:20:13 PM231373.00XCSE
GENMAB A/S07-May-202515:20:13 PM331373.00XCSE
GENMAB A/S07-May-202515:20:13 PM141373.00AQEU
GENMAB A/S07-May-202515:20:15 PM21373.00AQEU
GENMAB A/S07-May-202515:20:21 PM11372.50XCSE
GENMAB A/S07-May-202515:20:21 PM31372.50TQEX
GENMAB A/S07-May-202515:20:21 PM571372.50CEUX
GENMAB A/S07-May-202515:20:21 PM111372.50CEUX
GENMAB A/S07-May-202515:20:21 PM101372.50CEUX
GENMAB A/S07-May-202515:22:37 PM111372.50XCSE
GENMAB A/S07-May-202515:22:37 PM61372.50CEUX
GENMAB A/S07-May-202515:23:36 PM691372.50XCSE
GENMAB A/S07-May-202515:23:58 PM191372.00XCSE
GENMAB A/S07-May-202515:23:58 PM431372.00XCSE
GENMAB A/S07-May-202515:23:58 PM261372.00TQEX
GENMAB A/S07-May-202515:23:58 PM151372.00AQEU
GENMAB A/S07-May-202515:23:58 PM121372.00AQEU
GENMAB A/S07-May-202515:23:58 PM701372.00CEUX
GENMAB A/S07-May-202515:23:58 PM151371.50CEUX
GENMAB A/S07-May-202515:25:20 PM171371.50CEUX
GENMAB A/S07-May-202515:25:38 PM31372.00AQEU
GENMAB A/S07-May-202515:25:38 PM111372.00AQEU
GENMAB A/S07-May-202515:25:44 PM811372.00XCSE
GENMAB A/S07-May-202515:25:44 PM761371.50XCSE
GENMAB A/S07-May-202515:25:44 PM81371.50XCSE
GENMAB A/S07-May-202515:25:44 PM331372.00TQEX
GENMAB A/S07-May-202515:25:44 PM81371.50TQEX
GENMAB A/S07-May-202515:25:44 PM291371.50TQEX
GENMAB A/S07-May-202515:25:44 PM121372.00AQEU
43



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:25:44 PM91372.00CEUX
GENMAB A/S07-May-202515:25:44 PM161372.00CEUX
GENMAB A/S07-May-202515:25:44 PM181372.00CEUX
GENMAB A/S07-May-202515:25:44 PM181372.00CEUX
GENMAB A/S07-May-202515:25:44 PM61372.00CEUX
GENMAB A/S07-May-202515:25:44 PM41372.00CEUX
GENMAB A/S07-May-202515:25:44 PM91372.00CEUX
GENMAB A/S07-May-202515:25:44 PM201371.50CEUX
GENMAB A/S07-May-202515:25:44 PM161371.00CEUX
GENMAB A/S07-May-202515:25:44 PM61371.00CEUX
GENMAB A/S07-May-202515:25:44 PM41371.00CEUX
GENMAB A/S07-May-202515:25:44 PM21371.00CEUX
GENMAB A/S07-May-202515:25:44 PM51371.00CEUX
GENMAB A/S07-May-202515:25:44 PM91371.00CEUX
GENMAB A/S07-May-202515:25:44 PM121371.00CEUX
GENMAB A/S07-May-202515:25:44 PM91371.00CEUX
GENMAB A/S07-May-202515:25:44 PM181371.00CEUX
GENMAB A/S07-May-202515:25:47 PM131371.00XCSE
GENMAB A/S07-May-202515:25:47 PM771371.50CEUX
GENMAB A/S07-May-202515:25:47 PM31371.50CEUX
GENMAB A/S07-May-202515:25:49 PM711371.00XCSE
GENMAB A/S07-May-202515:25:49 PM281370.50XCSE
GENMAB A/S07-May-202515:25:49 PM501370.50XCSE
GENMAB A/S07-May-202515:25:49 PM91371.00CEUX
GENMAB A/S07-May-202515:25:49 PM711371.00CEUX
GENMAB A/S07-May-202515:25:49 PM781370.50CEUX
GENMAB A/S07-May-202515:25:50 PM101370.00CEUX
GENMAB A/S07-May-202515:25:51 PM491370.00XCSE
GENMAB A/S07-May-202515:25:51 PM231370.00XCSE
GENMAB A/S07-May-202515:25:51 PM81370.00XCSE
GENMAB A/S07-May-202515:25:51 PM531370.00CEUX
GENMAB A/S07-May-202515:25:59 PM481369.50XCSE
GENMAB A/S07-May-202515:25:59 PM201369.50XCSE
GENMAB A/S07-May-202515:25:59 PM131369.50XCSE
GENMAB A/S07-May-202515:25:59 PM21369.50XCSE
GENMAB A/S07-May-202515:26:36 PM181370.50XCSE
GENMAB A/S07-May-202515:26:38 PM551371.00XCSE
GENMAB A/S07-May-202515:26:38 PM81370.50XCSE
GENMAB A/S07-May-202515:26:38 PM271371.00TQEX
GENMAB A/S07-May-202515:26:38 PM331370.50TQEX
GENMAB A/S07-May-202515:26:38 PM261370.50AQEU
GENMAB A/S07-May-202515:26:38 PM301371.00CEUX
44



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:26:38 PM261370.50CEUX
GENMAB A/S07-May-202515:26:38 PM181370.00CEUX
GENMAB A/S07-May-202515:27:40 PM121371.50XCSE
GENMAB A/S07-May-202515:27:40 PM101371.50XCSE
GENMAB A/S07-May-202515:27:40 PM261371.50XCSE
GENMAB A/S07-May-202515:27:40 PM381371.00XCSE
GENMAB A/S07-May-202515:27:40 PM351371.50CEUX
GENMAB A/S07-May-202515:27:40 PM251371.00CEUX
GENMAB A/S07-May-202515:27:40 PM81371.00CEUX
GENMAB A/S07-May-202515:27:50 PM91371.00XCSE
GENMAB A/S07-May-202515:27:50 PM271370.50XCSE
GENMAB A/S07-May-202515:27:50 PM111370.50XCSE
GENMAB A/S07-May-202515:27:50 PM81370.00XCSE
GENMAB A/S07-May-202515:27:50 PM71370.00XCSE
GENMAB A/S07-May-202515:27:50 PM61370.00XCSE
GENMAB A/S07-May-202515:27:50 PM201370.00XCSE
GENMAB A/S07-May-202515:27:50 PM91370.00XCSE
GENMAB A/S07-May-202515:27:50 PM261370.50CEUX
GENMAB A/S07-May-202515:28:00 PM261369.00XCSE
GENMAB A/S07-May-202515:28:18 PM261369.50AQEU
GENMAB A/S07-May-202515:29:08 PM261370.00XCSE
GENMAB A/S07-May-202515:30:01 PM71372.50XCSE
GENMAB A/S07-May-202515:30:01 PM521372.50XCSE
GENMAB A/S07-May-202515:30:01 PM571372.00XCSE
GENMAB A/S07-May-202515:30:01 PM611371.50XCSE
GENMAB A/S07-May-202515:30:01 PM271372.50TQEX
GENMAB A/S07-May-202515:30:01 PM271372.00TQEX
GENMAB A/S07-May-202515:30:01 PM261372.50AQEU
GENMAB A/S07-May-202515:30:01 PM261372.00AQEU
GENMAB A/S07-May-202515:30:01 PM261371.50AQEU
GENMAB A/S07-May-202515:30:01 PM421372.00CEUX
GENMAB A/S07-May-202515:30:01 PM201372.00CEUX
GENMAB A/S07-May-202515:30:01 PM11372.00CEUX
GENMAB A/S07-May-202515:30:01 PM681371.50CEUX
GENMAB A/S07-May-202515:30:01 PM221371.00CEUX
GENMAB A/S07-May-202515:30:01 PM271371.00CEUX
GENMAB A/S07-May-202515:30:07 PM31371.00CEUX
GENMAB A/S07-May-202515:30:53 PM341370.50XCSE
GENMAB A/S07-May-202515:30:53 PM311370.50CEUX
GENMAB A/S07-May-202515:31:09 PM731371.00XCSE
GENMAB A/S07-May-202515:31:09 PM591370.50XCSE
GENMAB A/S07-May-202515:31:09 PM281371.00TQEX
45



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:31:09 PM241371.00CEUX
GENMAB A/S07-May-202515:31:09 PM481371.00CEUX
GENMAB A/S07-May-202515:31:09 PM31370.50CEUX
GENMAB A/S07-May-202515:31:09 PM631370.50CEUX
GENMAB A/S07-May-202515:31:26 PM321371.00XCSE
GENMAB A/S07-May-202515:31:26 PM251370.50XCSE
GENMAB A/S07-May-202515:31:26 PM111370.50XCSE
GENMAB A/S07-May-202515:31:26 PM21370.00XCSE
GENMAB A/S07-May-202515:31:26 PM141370.00XCSE
GENMAB A/S07-May-202515:31:26 PM491371.00CEUX
GENMAB A/S07-May-202515:31:26 PM131370.50CEUX
GENMAB A/S07-May-202515:31:26 PM71370.50CEUX
GENMAB A/S07-May-202515:31:26 PM131370.50CEUX
GENMAB A/S07-May-202515:31:26 PM21370.50CEUX
GENMAB A/S07-May-202515:31:26 PM41370.50CEUX
GENMAB A/S07-May-202515:31:26 PM321370.00CEUX
GENMAB A/S07-May-202515:31:29 PM51370.00XCSE
GENMAB A/S07-May-202515:31:30 PM131370.00XCSE
GENMAB A/S07-May-202515:31:52 PM511370.00XCSE
GENMAB A/S07-May-202515:31:52 PM441369.50XCSE
GENMAB A/S07-May-202515:31:52 PM311369.00XCSE
GENMAB A/S07-May-202515:31:52 PM261368.00XCSE
GENMAB A/S07-May-202515:31:52 PM301369.50TQEX
GENMAB A/S07-May-202515:31:52 PM321369.50AQEU
GENMAB A/S07-May-202515:31:52 PM271369.50CEUX
GENMAB A/S07-May-202515:31:52 PM321369.00CEUX
GENMAB A/S07-May-202515:31:52 PM361368.50CEUX
GENMAB A/S07-May-202515:31:52 PM261368.00CEUX
GENMAB A/S07-May-202515:32:09 PM271369.00XCSE
GENMAB A/S07-May-202515:32:09 PM301368.50XCSE
GENMAB A/S07-May-202515:32:09 PM141368.00XCSE
GENMAB A/S07-May-202515:32:09 PM301369.50CEUX
GENMAB A/S07-May-202515:32:09 PM61369.50CEUX
GENMAB A/S07-May-202515:32:09 PM341369.00CEUX
GENMAB A/S07-May-202515:32:09 PM261368.50CEUX
GENMAB A/S07-May-202515:32:36 PM261368.00XCSE
GENMAB A/S07-May-202515:32:36 PM261367.50XCSE
GENMAB A/S07-May-202515:32:36 PM291368.00TQEX
GENMAB A/S07-May-202515:32:36 PM331368.00AQEU
GENMAB A/S07-May-202515:32:36 PM271368.00CEUX
GENMAB A/S07-May-202515:32:36 PM191367.50CEUX
GENMAB A/S07-May-202515:32:48 PM51368.00XCSE
46



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:32:50 PM271368.00XCSE
GENMAB A/S07-May-202515:32:50 PM41368.00XCSE
GENMAB A/S07-May-202515:32:59 PM331367.50XCSE
GENMAB A/S07-May-202515:32:59 PM261367.00XCSE
GENMAB A/S07-May-202515:32:59 PM111366.50XCSE
GENMAB A/S07-May-202515:32:59 PM201366.50XCSE
GENMAB A/S07-May-202515:32:59 PM371366.00XCSE
GENMAB A/S07-May-202515:32:59 PM51366.00TQEX
GENMAB A/S07-May-202515:32:59 PM21366.00TQEX
GENMAB A/S07-May-202515:32:59 PM121366.00TQEX
GENMAB A/S07-May-202515:32:59 PM31366.00TQEX
GENMAB A/S07-May-202515:32:59 PM71366.00TQEX
GENMAB A/S07-May-202515:32:59 PM21366.00TQEX
GENMAB A/S07-May-202515:32:59 PM391367.50CEUX
GENMAB A/S07-May-202515:32:59 PM51367.00CEUX
GENMAB A/S07-May-202515:32:59 PM311367.00CEUX
GENMAB A/S07-May-202515:32:59 PM371366.50CEUX
GENMAB A/S07-May-202515:33:30 PM291368.00XCSE
GENMAB A/S07-May-202515:33:30 PM321367.50XCSE
GENMAB A/S07-May-202515:33:30 PM331367.00XCSE
GENMAB A/S07-May-202515:33:30 PM261367.50AQEU
GENMAB A/S07-May-202515:33:30 PM171367.50CEUX
GENMAB A/S07-May-202515:33:30 PM201367.50CEUX
GENMAB A/S07-May-202515:33:30 PM351367.00CEUX
GENMAB A/S07-May-202515:33:30 PM141367.00CEUX
GENMAB A/S07-May-202515:33:30 PM41367.00CEUX
GENMAB A/S07-May-202515:33:30 PM111367.00CEUX
GENMAB A/S07-May-202515:33:30 PM161366.50CEUX
GENMAB A/S07-May-202515:33:30 PM21366.50CEUX
GENMAB A/S07-May-202515:33:30 PM221366.50CEUX
GENMAB A/S07-May-202515:34:30 PM661369.50XCSE
GENMAB A/S07-May-202515:34:30 PM221369.50TQEX
GENMAB A/S07-May-202515:34:30 PM41369.50TQEX
GENMAB A/S07-May-202515:34:30 PM321369.50AQEU
GENMAB A/S07-May-202515:34:51 PM611370.00XCSE
GENMAB A/S07-May-202515:34:51 PM121370.00XCSE
GENMAB A/S07-May-202515:34:51 PM11369.50XCSE
GENMAB A/S07-May-202515:34:51 PM231369.50XCSE
GENMAB A/S07-May-202515:34:51 PM501369.50XCSE
GENMAB A/S07-May-202515:34:51 PM291370.00TQEX
GENMAB A/S07-May-202515:34:51 PM311370.00CEUX
GENMAB A/S07-May-202515:34:51 PM501370.00CEUX
47



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:34:51 PM811369.50CEUX
GENMAB A/S07-May-202515:34:54 PM341369.50TQEX
GENMAB A/S07-May-202515:34:54 PM261369.50CEUX
GENMAB A/S07-May-202515:35:04 PM111369.00XCSE
GENMAB A/S07-May-202515:35:04 PM461369.00XCSE
GENMAB A/S07-May-202515:35:04 PM91369.00CEUX
GENMAB A/S07-May-202515:35:04 PM81369.00CEUX
GENMAB A/S07-May-202515:35:04 PM391369.00CEUX
GENMAB A/S07-May-202515:35:04 PM121368.50CEUX
GENMAB A/S07-May-202515:35:04 PM21368.50CEUX
GENMAB A/S07-May-202515:35:04 PM111368.50CEUX
GENMAB A/S07-May-202515:35:04 PM191368.50CEUX
GENMAB A/S07-May-202515:35:04 PM121368.50CEUX
GENMAB A/S07-May-202515:35:04 PM121368.50CEUX
GENMAB A/S07-May-202515:35:37 PM581370.00XCSE
GENMAB A/S07-May-202515:35:37 PM321369.50XCSE
GENMAB A/S07-May-202515:35:37 PM281369.00XCSE
GENMAB A/S07-May-202515:35:37 PM141369.00XCSE
GENMAB A/S07-May-202515:35:37 PM91368.50XCSE
GENMAB A/S07-May-202515:35:37 PM201368.50XCSE
GENMAB A/S07-May-202515:35:37 PM271368.00XCSE
GENMAB A/S07-May-202515:35:37 PM331370.00AQEU
GENMAB A/S07-May-202515:35:37 PM261369.50AQEU
GENMAB A/S07-May-202515:35:37 PM221369.50CEUX
GENMAB A/S07-May-202515:35:37 PM61369.50CEUX
GENMAB A/S07-May-202515:35:37 PM271369.00CEUX
GENMAB A/S07-May-202515:35:37 PM21368.50CEUX
GENMAB A/S07-May-202515:35:37 PM131369.00CEUX
GENMAB A/S07-May-202515:35:37 PM131369.00CEUX
GENMAB A/S07-May-202515:36:07 PM41369.50TQEX
GENMAB A/S07-May-202515:36:07 PM101369.50TQEX
GENMAB A/S07-May-202515:36:07 PM131369.50TQEX
GENMAB A/S07-May-202515:36:07 PM101369.50CEUX
GENMAB A/S07-May-202515:36:07 PM161369.50CEUX
GENMAB A/S07-May-202515:36:07 PM61369.00CEUX
GENMAB A/S07-May-202515:36:15 PM341369.00XCSE
GENMAB A/S07-May-202515:36:15 PM271368.50XCSE
GENMAB A/S07-May-202515:36:15 PM261368.50CEUX
GENMAB A/S07-May-202515:36:19 PM311367.50CEUX
GENMAB A/S07-May-202515:37:08 PM361368.50XCSE
GENMAB A/S07-May-202515:37:08 PM341368.00XCSE
GENMAB A/S07-May-202515:37:08 PM91368.00TQEX
48



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:37:08 PM351368.00CEUX
GENMAB A/S07-May-202515:37:30 PM271367.50XCSE
GENMAB A/S07-May-202515:37:30 PM261367.00XCSE
GENMAB A/S07-May-202515:37:30 PM241367.50CEUX
GENMAB A/S07-May-202515:37:30 PM41367.50CEUX
GENMAB A/S07-May-202515:37:30 PM351367.00CEUX
GENMAB A/S07-May-202515:37:48 PM301366.00XCSE
GENMAB A/S07-May-202515:37:48 PM251366.00CEUX
GENMAB A/S07-May-202515:37:48 PM81366.00CEUX
GENMAB A/S07-May-202515:38:14 PM21365.50CEUX
GENMAB A/S07-May-202515:38:14 PM71365.50CEUX
GENMAB A/S07-May-202515:38:14 PM91365.50CEUX
GENMAB A/S07-May-202515:38:14 PM31365.50CEUX
GENMAB A/S07-May-202515:38:14 PM61365.50CEUX
GENMAB A/S07-May-202515:38:14 PM21365.50CEUX
GENMAB A/S07-May-202515:38:49 PM541367.00XCSE
GENMAB A/S07-May-202515:38:49 PM11367.00TQEX
GENMAB A/S07-May-202515:38:49 PM21367.00TQEX
GENMAB A/S07-May-202515:38:49 PM51367.00TQEX
GENMAB A/S07-May-202515:38:49 PM21367.00TQEX
GENMAB A/S07-May-202515:38:49 PM191367.00TQEX
GENMAB A/S07-May-202515:38:49 PM21367.00AQEU
GENMAB A/S07-May-202515:38:49 PM21367.00AQEU
GENMAB A/S07-May-202515:38:49 PM81367.00AQEU
GENMAB A/S07-May-202515:38:49 PM61367.00AQEU
GENMAB A/S07-May-202515:38:49 PM461367.00CEUX
GENMAB A/S07-May-202515:38:50 PM111366.50XCSE
GENMAB A/S07-May-202515:38:50 PM81366.50XCSE
GENMAB A/S07-May-202515:38:50 PM61366.50XCSE
GENMAB A/S07-May-202515:38:50 PM91366.50XCSE
GENMAB A/S07-May-202515:38:50 PM21366.50XCSE
GENMAB A/S07-May-202515:38:50 PM61366.50CEUX
GENMAB A/S07-May-202515:38:50 PM131366.50CEUX
GENMAB A/S07-May-202515:38:50 PM71366.50CEUX
GENMAB A/S07-May-202515:38:50 PM161366.50CEUX
GENMAB A/S07-May-202515:39:03 PM261366.50XCSE
GENMAB A/S07-May-202515:39:14 PM411366.00XCSE
GENMAB A/S07-May-202515:40:06 PM71366.00CEUX
GENMAB A/S07-May-202515:40:14 PM201366.00TQEX
GENMAB A/S07-May-202515:40:14 PM401366.00CEUX
GENMAB A/S07-May-202515:40:18 PM221365.50XCSE
GENMAB A/S07-May-202515:40:18 PM191365.50XCSE
49



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:40:18 PM261365.00XCSE
GENMAB A/S07-May-202515:40:18 PM351365.50TQEX
GENMAB A/S07-May-202515:40:18 PM341365.50AQEU
GENMAB A/S07-May-202515:40:18 PM41365.50CEUX
GENMAB A/S07-May-202515:40:18 PM251365.50CEUX
GENMAB A/S07-May-202515:40:18 PM271365.00CEUX
GENMAB A/S07-May-202515:40:46 PM571366.00XCSE
GENMAB A/S07-May-202515:40:46 PM61365.50CEUX
GENMAB A/S07-May-202515:40:46 PM71365.50CEUX
GENMAB A/S07-May-202515:40:46 PM61365.50CEUX
GENMAB A/S07-May-202515:41:07 PM31367.00CEUX
GENMAB A/S07-May-202515:41:07 PM31367.00CEUX
GENMAB A/S07-May-202515:41:07 PM31367.00CEUX
GENMAB A/S07-May-202515:41:10 PM211367.00XCSE
GENMAB A/S07-May-202515:41:10 PM241367.00XCSE
GENMAB A/S07-May-202515:41:10 PM261367.00AQEU
GENMAB A/S07-May-202515:41:10 PM561367.00CEUX
GENMAB A/S07-May-202515:41:10 PM281366.50CEUX
GENMAB A/S07-May-202515:41:10 PM121366.50CEUX
GENMAB A/S07-May-202515:41:10 PM11366.50CEUX
GENMAB A/S07-May-202515:41:15 PM511366.50XCSE
GENMAB A/S07-May-202515:41:15 PM521366.00XCSE
GENMAB A/S07-May-202515:41:15 PM161365.50XCSE
GENMAB A/S07-May-202515:41:15 PM241366.50CEUX
GENMAB A/S07-May-202515:41:15 PM321366.00CEUX
GENMAB A/S07-May-202515:41:15 PM201366.00CEUX
GENMAB A/S07-May-202515:42:16 PM471368.50XCSE
GENMAB A/S07-May-202515:42:16 PM81368.00XCSE
GENMAB A/S07-May-202515:42:16 PM31368.00XCSE
GENMAB A/S07-May-202515:42:16 PM101368.00XCSE
GENMAB A/S07-May-202515:42:16 PM21368.00TQEX
GENMAB A/S07-May-202515:42:16 PM31368.00TQEX
GENMAB A/S07-May-202515:42:16 PM41368.00TQEX
GENMAB A/S07-May-202515:42:16 PM101368.00TQEX
GENMAB A/S07-May-202515:42:16 PM71368.00TQEX
GENMAB A/S07-May-202515:42:16 PM271368.50AQEU
GENMAB A/S07-May-202515:42:16 PM71368.00CEUX
GENMAB A/S07-May-202515:42:16 PM201368.00CEUX
GENMAB A/S07-May-202515:42:16 PM201368.00CEUX
GENMAB A/S07-May-202515:44:00 PM151368.00XCSE
GENMAB A/S07-May-202515:44:00 PM381367.50XCSE
50



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:44:00 PM361367.00XCSE
GENMAB A/S07-May-202515:44:00 PM21368.00TQEX
GENMAB A/S07-May-202515:44:00 PM281368.00TQEX
GENMAB A/S07-May-202515:44:00 PM301367.50TQEX
GENMAB A/S07-May-202515:44:00 PM21367.50TQEX
GENMAB A/S07-May-202515:44:00 PM61367.50TQEX
GENMAB A/S07-May-202515:44:00 PM291367.50AQEU
GENMAB A/S07-May-202515:44:00 PM41368.00CEUX
GENMAB A/S07-May-202515:44:00 PM101368.00CEUX
GENMAB A/S07-May-202515:44:00 PM301368.00CEUX
GENMAB A/S07-May-202515:44:00 PM201368.00CEUX
GENMAB A/S07-May-202515:44:00 PM41368.00CEUX
GENMAB A/S07-May-202515:44:00 PM21368.00CEUX
GENMAB A/S07-May-202515:44:00 PM261367.50CEUX
GENMAB A/S07-May-202515:44:00 PM161367.50CEUX
GENMAB A/S07-May-202515:44:00 PM261367.00CEUX
GENMAB A/S07-May-202515:44:00 PM311367.00CEUX
GENMAB A/S07-May-202515:44:00 PM211367.00CEUX
GENMAB A/S07-May-202515:44:00 PM51367.00CEUX
GENMAB A/S07-May-202515:44:00 PM51367.00CEUX
GENMAB A/S07-May-202515:44:00 PM21367.00CEUX
GENMAB A/S07-May-202515:44:00 PM11367.00CEUX
GENMAB A/S07-May-202515:45:18 PM841369.50XCSE
GENMAB A/S07-May-202515:45:18 PM271370.00TQEX
GENMAB A/S07-May-202515:45:18 PM61369.50CEUX
GENMAB A/S07-May-202515:45:18 PM731369.50CEUX
GENMAB A/S07-May-202515:45:18 PM271369.00CEUX
GENMAB A/S07-May-202515:45:28 PM791370.00XCSE
GENMAB A/S07-May-202515:45:52 PM11369.50CEUX
GENMAB A/S07-May-202515:45:52 PM121369.50CEUX
GENMAB A/S07-May-202515:45:59 PM781369.50XCSE
GENMAB A/S07-May-202515:45:59 PM201369.00XCSE
GENMAB A/S07-May-202515:45:59 PM101369.00XCSE
GENMAB A/S07-May-202515:45:59 PM61369.00XCSE
GENMAB A/S07-May-202515:45:59 PM21369.00XCSE
GENMAB A/S07-May-202515:45:59 PM21369.00XCSE
GENMAB A/S07-May-202515:45:59 PM101369.00XCSE
GENMAB A/S07-May-202515:45:59 PM201369.00XCSE
GENMAB A/S07-May-202515:45:59 PM541369.50CEUX
GENMAB A/S07-May-202515:45:59 PM241369.00CEUX
GENMAB A/S07-May-202515:45:59 PM31369.00CEUX
GENMAB A/S07-May-202515:45:59 PM51369.00CEUX
51



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:45:59 PM21369.00CEUX
GENMAB A/S07-May-202515:45:59 PM101369.00CEUX
GENMAB A/S07-May-202515:45:59 PM21369.00CEUX
GENMAB A/S07-May-202515:45:59 PM61369.00CEUX
GENMAB A/S07-May-202515:45:59 PM11369.00CEUX
GENMAB A/S07-May-202515:45:59 PM81368.50CEUX
GENMAB A/S07-May-202515:46:01 PM41369.00XCSE
GENMAB A/S07-May-202515:46:01 PM41369.00XCSE
GENMAB A/S07-May-202515:46:01 PM51369.00XCSE
GENMAB A/S07-May-202515:46:27 PM671371.50XCSE
GENMAB A/S07-May-202515:46:27 PM261371.50AQEU
GENMAB A/S07-May-202515:46:27 PM671371.50CEUX
GENMAB A/S07-May-202515:46:27 PM81371.00CEUX
GENMAB A/S07-May-202515:46:27 PM251371.00CEUX
GENMAB A/S07-May-202515:46:27 PM251371.00CEUX
GENMAB A/S07-May-202515:46:48 PM611371.00XCSE
GENMAB A/S07-May-202515:46:48 PM41371.00TQEX
GENMAB A/S07-May-202515:46:48 PM251371.00TQEX
GENMAB A/S07-May-202515:46:48 PM51371.00AQEU
GENMAB A/S07-May-202515:46:48 PM131371.00CEUX
GENMAB A/S07-May-202515:46:55 PM371370.50XCSE
GENMAB A/S07-May-202515:46:55 PM231370.50XCSE
GENMAB A/S07-May-202515:46:55 PM11370.50XCSE
GENMAB A/S07-May-202515:46:55 PM191370.50CEUX
GENMAB A/S07-May-202515:46:55 PM501370.50CEUX
GENMAB A/S07-May-202515:46:57 PM11370.00XCSE
GENMAB A/S07-May-202515:46:57 PM101370.00XCSE
GENMAB A/S07-May-202515:46:57 PM201370.00XCSE
GENMAB A/S07-May-202515:46:58 PM61369.50CEUX
GENMAB A/S07-May-202515:46:58 PM51369.50CEUX
GENMAB A/S07-May-202515:47:25 PM71372.00XCSE
GENMAB A/S07-May-202515:47:25 PM191372.00XCSE
GENMAB A/S07-May-202515:47:25 PM51372.00TQEX
GENMAB A/S07-May-202515:47:25 PM21372.00TQEX
GENMAB A/S07-May-202515:47:25 PM201372.00TQEX
GENMAB A/S07-May-202515:47:30 PM51371.50CEUX
GENMAB A/S07-May-202515:47:30 PM71371.50CEUX
GENMAB A/S07-May-202515:47:55 PM21372.00CEUX
GENMAB A/S07-May-202515:47:55 PM401372.00CEUX
GENMAB A/S07-May-202515:48:14 PM111372.50XCSE
GENMAB A/S07-May-202515:48:14 PM21372.50TQEX
GENMAB A/S07-May-202515:48:14 PM541372.50CEUX
52



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:48:21 PM641372.50XCSE
GENMAB A/S07-May-202515:48:31 PM31372.00XCSE
GENMAB A/S07-May-202515:48:31 PM31372.00CEUX
GENMAB A/S07-May-202515:48:31 PM21372.00CEUX
GENMAB A/S07-May-202515:48:31 PM151372.00CEUX
GENMAB A/S07-May-202515:48:31 PM21372.00CEUX
GENMAB A/S07-May-202515:48:31 PM61372.00CEUX
GENMAB A/S07-May-202515:48:31 PM61372.00CEUX
GENMAB A/S07-May-202515:48:52 PM541373.00XCSE
GENMAB A/S07-May-202515:48:52 PM461372.50XCSE
GENMAB A/S07-May-202515:48:52 PM71372.50XCSE
GENMAB A/S07-May-202515:48:52 PM301372.00XCSE
GENMAB A/S07-May-202515:48:52 PM181372.00XCSE
GENMAB A/S07-May-202515:48:52 PM101372.50AQEU
GENMAB A/S07-May-202515:48:52 PM101372.50AQEU
GENMAB A/S07-May-202515:48:52 PM171372.50AQEU
GENMAB A/S07-May-202515:48:52 PM61372.00AQEU
GENMAB A/S07-May-202515:48:52 PM31372.00AQEU
GENMAB A/S07-May-202515:48:52 PM31372.00AQEU
GENMAB A/S07-May-202515:48:52 PM221372.50CEUX
GENMAB A/S07-May-202515:48:52 PM81372.50CEUX
GENMAB A/S07-May-202515:48:52 PM181372.50CEUX
GENMAB A/S07-May-202515:48:52 PM31372.00CEUX
GENMAB A/S07-May-202515:48:52 PM101372.00CEUX
GENMAB A/S07-May-202515:48:52 PM31372.00CEUX
GENMAB A/S07-May-202515:49:16 PM271372.50XCSE
GENMAB A/S07-May-202515:49:16 PM21372.00TQEX
GENMAB A/S07-May-202515:49:16 PM31372.00TQEX
GENMAB A/S07-May-202515:49:16 PM51372.00TQEX
GENMAB A/S07-May-202515:49:16 PM31372.00TQEX
GENMAB A/S07-May-202515:49:16 PM131372.00TQEX
GENMAB A/S07-May-202515:49:16 PM101372.50AQEU
GENMAB A/S07-May-202515:49:16 PM31372.50AQEU
GENMAB A/S07-May-202515:49:16 PM141372.50AQEU
GENMAB A/S07-May-202515:49:16 PM11372.50AQEU
GENMAB A/S07-May-202515:49:16 PM81372.00CEUX
GENMAB A/S07-May-202515:49:17 PM311372.00XCSE
GENMAB A/S07-May-202515:49:17 PM41371.50XCSE
GENMAB A/S07-May-202515:49:17 PM161372.00CEUX
GENMAB A/S07-May-202515:49:17 PM111372.00CEUX
GENMAB A/S07-May-202515:49:17 PM31372.00CEUX
GENMAB A/S07-May-202515:49:17 PM11371.50CEUX
53



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:49:26 PM171371.50CEUX
GENMAB A/S07-May-202515:49:28 PM261371.50XCSE
GENMAB A/S07-May-202515:49:33 PM21372.50CEUX
GENMAB A/S07-May-202515:49:48 PM261373.50XCSE
GENMAB A/S07-May-202515:49:48 PM91373.50CEUX
GENMAB A/S07-May-202515:49:48 PM101373.50CEUX
GENMAB A/S07-May-202515:49:48 PM21373.50CEUX
GENMAB A/S07-May-202515:49:48 PM371373.50CEUX
GENMAB A/S07-May-202515:50:47 PM361373.50XCSE
GENMAB A/S07-May-202515:50:47 PM21373.50XCSE
GENMAB A/S07-May-202515:50:47 PM51373.00XCSE
GENMAB A/S07-May-202515:50:47 PM121373.00XCSE
GENMAB A/S07-May-202515:50:47 PM161373.00XCSE
GENMAB A/S07-May-202515:50:47 PM261373.00TQEX
GENMAB A/S07-May-202515:50:47 PM261373.00AQEU
GENMAB A/S07-May-202515:50:47 PM21373.00CEUX
GENMAB A/S07-May-202515:50:47 PM531373.00CEUX
GENMAB A/S07-May-202515:52:27 PM791374.00XCSE
GENMAB A/S07-May-202515:52:27 PM81374.00TQEX
GENMAB A/S07-May-202515:52:27 PM21374.00TQEX
GENMAB A/S07-May-202515:52:27 PM261374.00TQEX
GENMAB A/S07-May-202515:52:39 PM331373.50TQEX
GENMAB A/S07-May-202515:52:39 PM281373.50AQEU
GENMAB A/S07-May-202515:53:25 PM101374.00CEUX
GENMAB A/S07-May-202515:53:31 PM631374.50XCSE
GENMAB A/S07-May-202515:53:31 PM181374.50XCSE
GENMAB A/S07-May-202515:53:31 PM31374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50TQEX
GENMAB A/S07-May-202515:53:31 PM61374.50TQEX
GENMAB A/S07-May-202515:53:31 PM21374.50CEUX
GENMAB A/S07-May-202515:53:32 PM21375.00XCSE
GENMAB A/S07-May-202515:53:32 PM31375.00XCSE
GENMAB A/S07-May-202515:53:32 PM21375.00XCSE
GENMAB A/S07-May-202515:53:32 PM21375.00XCSE
GENMAB A/S07-May-202515:53:32 PM31375.00XCSE
GENMAB A/S07-May-202515:53:32 PM61375.00XCSE
GENMAB A/S07-May-202515:53:32 PM41375.00XCSE
GENMAB A/S07-May-202515:53:32 PM31375.00XCSE
54



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:53:32 PM21375.00XCSE
GENMAB A/S07-May-202515:53:32 PM41375.00XCSE
GENMAB A/S07-May-202515:53:32 PM31375.00AQEU
GENMAB A/S07-May-202515:53:32 PM41375.00AQEU
GENMAB A/S07-May-202515:53:32 PM51375.50CEUX
GENMAB A/S07-May-202515:53:32 PM31375.50CEUX
GENMAB A/S07-May-202515:53:32 PM21375.50CEUX
GENMAB A/S07-May-202515:53:32 PM21375.50CEUX
GENMAB A/S07-May-202515:53:49 PM841375.50XCSE
GENMAB A/S07-May-202515:53:49 PM481375.00XCSE
GENMAB A/S07-May-202515:53:49 PM791374.50XCSE
GENMAB A/S07-May-202515:53:49 PM61374.00XCSE
GENMAB A/S07-May-202515:53:49 PM51374.00XCSE
GENMAB A/S07-May-202515:53:49 PM101374.00XCSE
GENMAB A/S07-May-202515:53:49 PM621374.00XCSE
GENMAB A/S07-May-202515:53:49 PM561373.50XCSE
GENMAB A/S07-May-202515:53:49 PM141375.50CEUX
GENMAB A/S07-May-202515:53:49 PM301375.50CEUX
GENMAB A/S07-May-202515:53:49 PM391375.50CEUX
GENMAB A/S07-May-202515:53:49 PM271375.00CEUX
GENMAB A/S07-May-202515:53:49 PM501375.00CEUX
GENMAB A/S07-May-202515:53:49 PM41375.00CEUX
GENMAB A/S07-May-202515:53:49 PM291374.50CEUX
GENMAB A/S07-May-202515:53:49 PM521374.50CEUX
GENMAB A/S07-May-202515:53:49 PM811374.00CEUX
GENMAB A/S07-May-202515:53:49 PM781374.00CEUX
GENMAB A/S07-May-202515:53:49 PM231373.50CEUX
GENMAB A/S07-May-202515:53:49 PM281373.50CEUX
GENMAB A/S07-May-202515:53:49 PM51373.50CEUX
GENMAB A/S07-May-202515:53:49 PM271373.50CEUX
GENMAB A/S07-May-202515:53:55 PM31375.00AQEU
GENMAB A/S07-May-202515:53:55 PM21375.00AQEU
GENMAB A/S07-May-202515:53:55 PM211375.00AQEU
GENMAB A/S07-May-202515:53:55 PM51375.00AQEU
GENMAB A/S07-May-202515:53:55 PM151375.00CEUX
GENMAB A/S07-May-202515:53:55 PM111375.00CEUX
GENMAB A/S07-May-202515:54:33 PM141375.50TQEX
GENMAB A/S07-May-202515:54:33 PM101375.50TQEX
GENMAB A/S07-May-202515:54:33 PM21375.50TQEX
GENMAB A/S07-May-202515:54:33 PM101375.50TQEX
GENMAB A/S07-May-202515:54:44 PM401375.00XCSE
GENMAB A/S07-May-202515:54:44 PM51374.50XCSE
55



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:54:44 PM341374.50XCSE
GENMAB A/S07-May-202515:54:44 PM21375.00CEUX
GENMAB A/S07-May-202515:54:44 PM101375.00CEUX
GENMAB A/S07-May-202515:54:44 PM51375.00CEUX
GENMAB A/S07-May-202515:54:44 PM321375.00CEUX
GENMAB A/S07-May-202515:54:44 PM91375.00CEUX
GENMAB A/S07-May-202515:54:44 PM111374.50CEUX
GENMAB A/S07-May-202515:54:44 PM51374.50CEUX
GENMAB A/S07-May-202515:54:44 PM181374.50CEUX
GENMAB A/S07-May-202515:55:31 PM101376.00TQEX
GENMAB A/S07-May-202515:55:31 PM211376.00TQEX
GENMAB A/S07-May-202515:55:31 PM11376.00TQEX
GENMAB A/S07-May-202515:55:42 PM671378.00XCSE
GENMAB A/S07-May-202515:55:42 PM451378.00CEUX
GENMAB A/S07-May-202515:55:42 PM261378.00CEUX
GENMAB A/S07-May-202515:55:47 PM231377.50XCSE
GENMAB A/S07-May-202515:55:47 PM411377.50XCSE
GENMAB A/S07-May-202515:55:47 PM341377.50AQEU
GENMAB A/S07-May-202515:55:47 PM691377.50CEUX
GENMAB A/S07-May-202515:56:14 PM261377.50XCSE
GENMAB A/S07-May-202515:56:17 PM51378.50TQEX
GENMAB A/S07-May-202515:56:17 PM81378.50TQEX
GENMAB A/S07-May-202515:56:17 PM31378.50TQEX
GENMAB A/S07-May-202515:56:47 PM641379.50XCSE
GENMAB A/S07-May-202515:56:47 PM41379.50CEUX
GENMAB A/S07-May-202515:56:47 PM151379.50CEUX
GENMAB A/S07-May-202515:56:47 PM451379.50CEUX
GENMAB A/S07-May-202515:56:47 PM51379.00CEUX
GENMAB A/S07-May-202515:56:47 PM131379.00CEUX
GENMAB A/S07-May-202515:56:47 PM61379.00CEUX
GENMAB A/S07-May-202515:56:47 PM91379.00CEUX
GENMAB A/S07-May-202515:57:56 PM361381.00TQEX
GENMAB A/S07-May-202515:59:13 PM311380.50XCSE
GENMAB A/S07-May-202515:59:15 PM21380.50TQEX
GENMAB A/S07-May-202515:59:15 PM21380.50TQEX
GENMAB A/S07-May-202515:59:15 PM51380.50TQEX
GENMAB A/S07-May-202515:59:15 PM21380.50TQEX
GENMAB A/S07-May-202515:59:15 PM181380.50TQEX
GENMAB A/S07-May-202515:59:15 PM191380.50CEUX
GENMAB A/S07-May-202515:59:15 PM51380.50CEUX
GENMAB A/S07-May-202515:59:15 PM21380.50CEUX
GENMAB A/S07-May-202515:59:15 PM41380.50CEUX
56



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202515:59:15 PM61380.50CEUX
GENMAB A/S07-May-202515:59:16 PM41380.50CEUX
GENMAB A/S07-May-202515:59:20 PM101380.50CEUX
GENMAB A/S07-May-202515:59:30 PM491380.50XCSE
GENMAB A/S07-May-202515:59:30 PM351380.00XCSE
GENMAB A/S07-May-202515:59:30 PM451380.00XCSE
GENMAB A/S07-May-202515:59:30 PM731379.50XCSE
GENMAB A/S07-May-202515:59:30 PM181379.00XCSE
GENMAB A/S07-May-202515:59:30 PM631379.00XCSE
GENMAB A/S07-May-202515:59:30 PM171380.00TQEX
GENMAB A/S07-May-202515:59:30 PM71380.00TQEX
GENMAB A/S07-May-202515:59:30 PM291380.50CEUX
GENMAB A/S07-May-202515:59:30 PM501380.00CEUX
GENMAB A/S07-May-202515:59:30 PM291380.00CEUX
GENMAB A/S07-May-202515:59:30 PM261379.50CEUX
GENMAB A/S07-May-202515:59:30 PM21379.50CEUX
GENMAB A/S07-May-202515:59:30 PM41379.50CEUX
GENMAB A/S07-May-202515:59:30 PM131379.50CEUX
GENMAB A/S07-May-202515:59:30 PM151379.50CEUX
GENMAB A/S07-May-202515:59:30 PM31379.00CEUX
GENMAB A/S07-May-202515:59:30 PM51379.00CEUX
GENMAB A/S07-May-202515:59:30 PM31379.00CEUX
GENMAB A/S07-May-202515:59:30 PM271379.00CEUX
GENMAB A/S07-May-202515:59:30 PM201379.00CEUX
GENMAB A/S07-May-202515:59:30 PM261379.00CEUX
GENMAB A/S07-May-202515:59:30 PM291380.50AQEU
GENMAB A/S07-May-202515:59:30 PM61380.00AQEU
GENMAB A/S07-May-202515:59:30 PM101380.00AQEU
GENMAB A/S07-May-202515:59:30 PM161380.00AQEU
GENMAB A/S07-May-202515:59:30 PM51379.50AQEU
GENMAB A/S07-May-202515:59:32 PM221378.50XCSE
GENMAB A/S07-May-202516:00:03 PM21380.00CEUX
GENMAB A/S07-May-202516:00:03 PM71380.00CEUX
GENMAB A/S07-May-202516:00:03 PM281380.00CEUX
GENMAB A/S07-May-202516:00:10 PM771380.00XCSE
GENMAB A/S07-May-202516:00:10 PM51380.00XCSE
GENMAB A/S07-May-202516:00:10 PM101380.00CEUX
GENMAB A/S07-May-202516:00:10 PM101380.00CEUX
GENMAB A/S07-May-202516:00:10 PM101380.00CEUX
GENMAB A/S07-May-202516:00:10 PM121380.00CEUX
GENMAB A/S07-May-202516:00:16 PM71380.00XCSE
GENMAB A/S07-May-202516:00:23 PM651380.00XCSE
57



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:00:23 PM261379.50XCSE
GENMAB A/S07-May-202516:00:23 PM51380.00TQEX
GENMAB A/S07-May-202516:00:23 PM231380.00TQEX
GENMAB A/S07-May-202516:00:23 PM761380.00CEUX
GENMAB A/S07-May-202516:00:23 PM261379.50CEUX
GENMAB A/S07-May-202516:00:23 PM11379.50CEUX
GENMAB A/S07-May-202516:00:23 PM101379.50CEUX
GENMAB A/S07-May-202516:00:23 PM21379.50CEUX
GENMAB A/S07-May-202516:00:23 PM281379.50CEUX
GENMAB A/S07-May-202516:00:23 PM381380.00AQEU
GENMAB A/S07-May-202516:00:30 PM151379.50XCSE
GENMAB A/S07-May-202516:00:30 PM11379.50XCSE
GENMAB A/S07-May-202516:00:30 PM401379.50XCSE
GENMAB A/S07-May-202516:00:30 PM151379.00XCSE
GENMAB A/S07-May-202516:00:30 PM291379.00XCSE
GENMAB A/S07-May-202516:00:30 PM281379.00XCSE
GENMAB A/S07-May-202516:00:30 PM141379.50CEUX
GENMAB A/S07-May-202516:00:30 PM771379.00CEUX
GENMAB A/S07-May-202516:00:48 PM11376.00XCSE
GENMAB A/S07-May-202516:00:48 PM321376.00XCSE
GENMAB A/S07-May-202516:00:48 PM201375.50XCSE
GENMAB A/S07-May-202516:00:48 PM61375.50XCSE
GENMAB A/S07-May-202516:00:48 PM331376.00CEUX
GENMAB A/S07-May-202516:00:48 PM171375.50CEUX
GENMAB A/S07-May-202516:01:11 PM211374.00CEUX
GENMAB A/S07-May-202516:01:11 PM91374.00CEUX
GENMAB A/S07-May-202516:01:18 PM271374.50XCSE
GENMAB A/S07-May-202516:01:18 PM21374.50XCSE
GENMAB A/S07-May-202516:01:18 PM311374.00XCSE
GENMAB A/S07-May-202516:01:18 PM101374.00CEUX
GENMAB A/S07-May-202516:01:19 PM31373.00CEUX
GENMAB A/S07-May-202516:02:11 PM351373.50XCSE
GENMAB A/S07-May-202516:03:06 PM521374.50XCSE
GENMAB A/S07-May-202516:03:06 PM51374.50XCSE
GENMAB A/S07-May-202516:03:06 PM101374.50TQEX
GENMAB A/S07-May-202516:03:06 PM261374.50CEUX
GENMAB A/S07-May-202516:03:21 PM21374.50CEUX
GENMAB A/S07-May-202516:03:37 PM311374.00XCSE
GENMAB A/S07-May-202516:03:37 PM51374.00XCSE
GENMAB A/S07-May-202516:03:37 PM161374.50TQEX
GENMAB A/S07-May-202516:03:37 PM221374.50CEUX
GENMAB A/S07-May-202516:03:37 PM161374.50CEUX
58



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:03:37 PM51374.50AQEU
GENMAB A/S07-May-202516:03:37 PM101374.50AQEU
GENMAB A/S07-May-202516:03:37 PM231374.50AQEU
GENMAB A/S07-May-202516:04:30 PM811375.50XCSE
GENMAB A/S07-May-202516:04:30 PM341375.00XCSE
GENMAB A/S07-May-202516:04:30 PM191375.00XCSE
GENMAB A/S07-May-202516:04:30 PM41375.00XCSE
GENMAB A/S07-May-202516:04:30 PM71375.00XCSE
GENMAB A/S07-May-202516:04:30 PM331376.00TQEX
GENMAB A/S07-May-202516:04:30 PM291375.50TQEX
GENMAB A/S07-May-202516:04:30 PM121375.00TQEX
GENMAB A/S07-May-202516:04:30 PM841375.50CEUX
GENMAB A/S07-May-202516:04:30 PM791375.00CEUX
GENMAB A/S07-May-202516:04:30 PM371376.00AQEU
GENMAB A/S07-May-202516:04:31 PM31375.00XCSE
GENMAB A/S07-May-202516:04:31 PM21375.00XCSE
GENMAB A/S07-May-202516:04:31 PM61375.00XCSE
GENMAB A/S07-May-202516:04:31 PM21375.00XCSE
GENMAB A/S07-May-202516:04:31 PM21375.00XCSE
GENMAB A/S07-May-202516:04:31 PM81374.50CEUX
GENMAB A/S07-May-202516:04:31 PM131374.50CEUX
GENMAB A/S07-May-202516:05:00 PM371375.50XCSE
GENMAB A/S07-May-202516:05:28 PM281376.50TQEX
GENMAB A/S07-May-202516:05:42 PM801376.00CEUX
GENMAB A/S07-May-202516:05:42 PM41375.50CEUX
GENMAB A/S07-May-202516:05:42 PM91375.50CEUX
GENMAB A/S07-May-202516:05:42 PM91375.50CEUX
GENMAB A/S07-May-202516:05:42 PM61375.50CEUX
GENMAB A/S07-May-202516:05:45 PM71376.00XCSE
GENMAB A/S07-May-202516:05:45 PM651376.00XCSE
GENMAB A/S07-May-202516:05:45 PM51376.00XCSE
GENMAB A/S07-May-202516:05:45 PM21376.00XCSE
GENMAB A/S07-May-202516:05:45 PM161375.50XCSE
GENMAB A/S07-May-202516:05:45 PM121375.50CEUX
GENMAB A/S07-May-202516:05:45 PM21375.50CEUX
GENMAB A/S07-May-202516:05:45 PM31375.50CEUX
GENMAB A/S07-May-202516:05:45 PM51375.50CEUX
GENMAB A/S07-May-202516:05:45 PM51375.50CEUX
GENMAB A/S07-May-202516:05:45 PM51375.50CEUX
GENMAB A/S07-May-202516:05:45 PM51375.50CEUX
GENMAB A/S07-May-202516:05:58 PM261375.50XCSE
GENMAB A/S07-May-202516:05:58 PM841375.00XCSE
59



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:05:58 PM581374.50XCSE
GENMAB A/S07-May-202516:05:58 PM131375.50CEUX
GENMAB A/S07-May-202516:05:58 PM11375.00CEUX
GENMAB A/S07-May-202516:05:58 PM101375.00CEUX
GENMAB A/S07-May-202516:05:58 PM171375.00CEUX
GENMAB A/S07-May-202516:05:58 PM41375.00CEUX
GENMAB A/S07-May-202516:05:58 PM501375.00CEUX
GENMAB A/S07-May-202516:05:58 PM291374.50CEUX
GENMAB A/S07-May-202516:05:58 PM101375.00AQEU
GENMAB A/S07-May-202516:05:58 PM221375.00AQEU
GENMAB A/S07-May-202516:06:00 PM231374.50XCSE
GENMAB A/S07-May-202516:06:02 PM11374.50CEUX
GENMAB A/S07-May-202516:06:37 PM411374.00XCSE
GENMAB A/S07-May-202516:06:37 PM241374.50CEUX
GENMAB A/S07-May-202516:06:37 PM261374.50CEUX
GENMAB A/S07-May-202516:06:37 PM101374.00CEUX
GENMAB A/S07-May-202516:06:37 PM71374.00CEUX
GENMAB A/S07-May-202516:06:37 PM321374.00CEUX
GENMAB A/S07-May-202516:06:37 PM21374.00CEUX
GENMAB A/S07-May-202516:06:37 PM21374.00CEUX
GENMAB A/S07-May-202516:06:37 PM101374.00CEUX
GENMAB A/S07-May-202516:06:37 PM101374.00CEUX
GENMAB A/S07-May-202516:06:37 PM51374.00CEUX
GENMAB A/S07-May-202516:06:47 PM331373.50XCSE
GENMAB A/S07-May-202516:06:53 PM261373.50CEUX
GENMAB A/S07-May-202516:07:17 PM471374.00XCSE
GENMAB A/S07-May-202516:07:17 PM271373.50XCSE
GENMAB A/S07-May-202516:07:17 PM21373.50XCSE
GENMAB A/S07-May-202516:07:17 PM71373.50XCSE
GENMAB A/S07-May-202516:07:17 PM91373.50XCSE
GENMAB A/S07-May-202516:07:17 PM71373.50XCSE
GENMAB A/S07-May-202516:07:17 PM111373.00XCSE
GENMAB A/S07-May-202516:07:17 PM31373.50TQEX
GENMAB A/S07-May-202516:07:17 PM21373.50TQEX
GENMAB A/S07-May-202516:07:17 PM21373.50TQEX
GENMAB A/S07-May-202516:07:17 PM21373.50TQEX
GENMAB A/S07-May-202516:07:17 PM241373.50TQEX
GENMAB A/S07-May-202516:07:17 PM71373.50CEUX
GENMAB A/S07-May-202516:07:17 PM71373.50CEUX
GENMAB A/S07-May-202516:07:17 PM261373.50CEUX
GENMAB A/S07-May-202516:07:29 PM211373.00XCSE
GENMAB A/S07-May-202516:07:40 PM11372.50XCSE
60



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:07:40 PM11372.50XCSE
GENMAB A/S07-May-202516:07:40 PM401372.50XCSE
GENMAB A/S07-May-202516:07:40 PM621373.00CEUX
GENMAB A/S07-May-202516:07:40 PM151372.50CEUX
GENMAB A/S07-May-202516:07:40 PM151372.50CEUX
GENMAB A/S07-May-202516:07:40 PM151372.50CEUX
GENMAB A/S07-May-202516:08:07 PM301373.50XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM51374.00XCSE
GENMAB A/S07-May-202516:08:40 PM51374.00XCSE
GENMAB A/S07-May-202516:08:40 PM51374.00XCSE
GENMAB A/S07-May-202516:08:40 PM31374.00XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM21374.00XCSE
GENMAB A/S07-May-202516:08:40 PM81374.00XCSE
GENMAB A/S07-May-202516:08:40 PM121374.00XCSE
GENMAB A/S07-May-202516:08:40 PM401373.50XCSE
GENMAB A/S07-May-202516:08:40 PM51374.00TQEX
GENMAB A/S07-May-202516:08:40 PM51374.00TQEX
GENMAB A/S07-May-202516:08:40 PM51374.00TQEX
GENMAB A/S07-May-202516:08:40 PM51374.00TQEX
GENMAB A/S07-May-202516:08:40 PM51374.00TQEX
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:40 PM51374.00AQEU
GENMAB A/S07-May-202516:08:43 PM11373.50XCSE
GENMAB A/S07-May-202516:08:52 PM281373.00XCSE
GENMAB A/S07-May-202516:08:52 PM21373.50CEUX
GENMAB A/S07-May-202516:08:52 PM201373.50CEUX
GENMAB A/S07-May-202516:08:52 PM141373.50CEUX
GENMAB A/S07-May-202516:08:52 PM41373.00CEUX
GENMAB A/S07-May-202516:08:52 PM241373.00CEUX
GENMAB A/S07-May-202516:09:29 PM381374.50XCSE
GENMAB A/S07-May-202516:09:29 PM41374.00XCSE
GENMAB A/S07-May-202516:09:29 PM211374.00XCSE
61



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:09:29 PM61374.00XCSE
GENMAB A/S07-May-202516:09:29 PM271373.50XCSE
GENMAB A/S07-May-202516:09:29 PM301374.50TQEX
GENMAB A/S07-May-202516:09:29 PM251374.50CEUX
GENMAB A/S07-May-202516:09:29 PM391374.50CEUX
GENMAB A/S07-May-202516:09:29 PM321374.00CEUX
GENMAB A/S07-May-202516:09:29 PM101374.00CEUX
GENMAB A/S07-May-202516:09:29 PM121374.00AQEU
GENMAB A/S07-May-202516:09:29 PM71374.00AQEU
GENMAB A/S07-May-202516:09:51 PM51373.50XCSE
GENMAB A/S07-May-202516:09:51 PM401373.50CEUX
GENMAB A/S07-May-202516:09:51 PM51373.50CEUX
GENMAB A/S07-May-202516:10:01 PM141374.00CEUX
GENMAB A/S07-May-202516:10:01 PM111374.00CEUX
GENMAB A/S07-May-202516:10:17 PM71374.50XCSE
GENMAB A/S07-May-202516:10:17 PM71374.50XCSE
GENMAB A/S07-May-202516:10:17 PM101374.50XCSE
GENMAB A/S07-May-202516:10:17 PM161374.50XCSE
GENMAB A/S07-May-202516:10:33 PM451374.00XCSE
GENMAB A/S07-May-202516:10:33 PM131373.50XCSE
GENMAB A/S07-May-202516:10:33 PM121373.50XCSE
GENMAB A/S07-May-202516:10:33 PM21373.50XCSE
GENMAB A/S07-May-202516:10:33 PM21373.50XCSE
GENMAB A/S07-May-202516:10:33 PM31373.50XCSE
GENMAB A/S07-May-202516:10:33 PM21373.50XCSE
GENMAB A/S07-May-202516:10:33 PM11373.00XCSE
GENMAB A/S07-May-202516:10:33 PM271374.00CEUX
GENMAB A/S07-May-202516:10:33 PM11374.00CEUX
GENMAB A/S07-May-202516:10:33 PM91373.50CEUX
GENMAB A/S07-May-202516:10:33 PM161373.50CEUX
GENMAB A/S07-May-202516:10:33 PM291373.50CEUX
GENMAB A/S07-May-202516:10:33 PM291374.00AQEU
GENMAB A/S07-May-202516:10:34 PM221374.50XCSE
GENMAB A/S07-May-202516:10:43 PM41374.00CEUX
GENMAB A/S07-May-202516:10:43 PM31374.00CEUX
GENMAB A/S07-May-202516:10:43 PM311374.00CEUX
GENMAB A/S07-May-202516:11:12 PM261374.00XCSE
GENMAB A/S07-May-202516:11:12 PM271373.50XCSE
GENMAB A/S07-May-202516:11:14 PM271373.00XCSE
GENMAB A/S07-May-202516:11:14 PM41373.00TQEX
GENMAB A/S07-May-202516:11:14 PM51373.00TQEX
62



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:11:14 PM41373.00TQEX
GENMAB A/S07-May-202516:11:14 PM31373.00TQEX
GENMAB A/S07-May-202516:11:14 PM91373.00TQEX
GENMAB A/S07-May-202516:11:14 PM41373.00TQEX
GENMAB A/S07-May-202516:11:14 PM51373.00TQEX
GENMAB A/S07-May-202516:11:14 PM291373.50CEUX
GENMAB A/S07-May-202516:11:14 PM51373.00CEUX
GENMAB A/S07-May-202516:11:14 PM41373.00CEUX
GENMAB A/S07-May-202516:11:14 PM361373.00CEUX
GENMAB A/S07-May-202516:11:30 PM261372.50CEUX
GENMAB A/S07-May-202516:11:30 PM201372.00CEUX
GENMAB A/S07-May-202516:11:30 PM91372.00CEUX
GENMAB A/S07-May-202516:11:31 PM101371.50CEUX
GENMAB A/S07-May-202516:11:33 PM271372.50XCSE
GENMAB A/S07-May-202516:11:33 PM81372.50CEUX
GENMAB A/S07-May-202516:11:38 PM251372.50XCSE
GENMAB A/S07-May-202516:11:52 PM211372.00CEUX
GENMAB A/S07-May-202516:11:52 PM151372.00CEUX
GENMAB A/S07-May-202516:13:01 PM101371.50CEUX
GENMAB A/S07-May-202516:13:01 PM51371.50CEUX
GENMAB A/S07-May-202516:13:17 PM51372.00TQEX
GENMAB A/S07-May-202516:13:17 PM101372.00CEUX
GENMAB A/S07-May-202516:13:17 PM101372.00CEUX
GENMAB A/S07-May-202516:13:17 PM101372.00CEUX
GENMAB A/S07-May-202516:13:18 PM221372.00TQEX
GENMAB A/S07-May-202516:13:18 PM41372.00CEUX
GENMAB A/S07-May-202516:13:18 PM101372.00CEUX
GENMAB A/S07-May-202516:13:18 PM151372.00CEUX
GENMAB A/S07-May-202516:13:18 PM311372.00AQEU
GENMAB A/S07-May-202516:13:20 PM41372.00XCSE
GENMAB A/S07-May-202516:13:27 PM11372.50CEUX
GENMAB A/S07-May-202516:13:27 PM301372.50CEUX
GENMAB A/S07-May-202516:13:27 PM141372.50CEUX
GENMAB A/S07-May-202516:13:29 PM231372.50XCSE
GENMAB A/S07-May-202516:13:30 PM31372.50XCSE
GENMAB A/S07-May-202516:13:30 PM221372.50XCSE
GENMAB A/S07-May-202516:13:33 PM51372.50XCSE
GENMAB A/S07-May-202516:13:36 PM301372.50XCSE
GENMAB A/S07-May-202516:13:36 PM231372.00TQEX
GENMAB A/S07-May-202516:13:37 PM601372.00XCSE
GENMAB A/S07-May-202516:13:37 PM161372.00XCSE
63



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:13:37 PM101372.00CEUX
GENMAB A/S07-May-202516:13:37 PM151372.00CEUX
GENMAB A/S07-May-202516:13:37 PM171372.00CEUX
GENMAB A/S07-May-202516:13:37 PM31371.50CEUX
GENMAB A/S07-May-202516:13:37 PM231372.00AQEU
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM31372.50XCSE
GENMAB A/S07-May-202516:13:50 PM31372.50XCSE
GENMAB A/S07-May-202516:13:50 PM21372.50XCSE
GENMAB A/S07-May-202516:13:50 PM321372.50XCSE
GENMAB A/S07-May-202516:13:50 PM191373.00XCSE
GENMAB A/S07-May-202516:13:50 PM21373.00XCSE
GENMAB A/S07-May-202516:13:50 PM21373.00XCSE
GENMAB A/S07-May-202516:13:50 PM61373.00XCSE
GENMAB A/S07-May-202516:13:50 PM41373.00XCSE
GENMAB A/S07-May-202516:13:53 PM31373.00XCSE
GENMAB A/S07-May-202516:13:53 PM141373.00XCSE
GENMAB A/S07-May-202516:13:53 PM21373.00XCSE
GENMAB A/S07-May-202516:13:53 PM21373.00XCSE
GENMAB A/S07-May-202516:13:53 PM21373.00XCSE
GENMAB A/S07-May-202516:13:53 PM51373.00XCSE
GENMAB A/S07-May-202516:14:10 PM101372.50CEUX
GENMAB A/S07-May-202516:14:35 PM201373.00CEUX
GENMAB A/S07-May-202516:14:35 PM101373.00CEUX
GENMAB A/S07-May-202516:14:36 PM101373.00CEUX
GENMAB A/S07-May-202516:14:41 PM101373.00CEUX
GENMAB A/S07-May-202516:14:43 PM11373.00CEUX
GENMAB A/S07-May-202516:14:44 PM101373.00CEUX
GENMAB A/S07-May-202516:14:44 PM11373.00CEUX
GENMAB A/S07-May-202516:14:53 PM71373.50XCSE
GENMAB A/S07-May-202516:14:53 PM341373.50XCSE
GENMAB A/S07-May-202516:14:53 PM61373.00XCSE
GENMAB A/S07-May-202516:14:53 PM121373.00XCSE
GENMAB A/S07-May-202516:14:53 PM161373.50CEUX
GENMAB A/S07-May-202516:14:53 PM321373.50CEUX
GENMAB A/S07-May-202516:14:53 PM31373.50CEUX
64



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:14:53 PM161373.00CEUX
GENMAB A/S07-May-202516:14:53 PM21373.00CEUX
GENMAB A/S07-May-202516:14:53 PM41373.00CEUX
GENMAB A/S07-May-202516:14:53 PM101373.00CEUX
GENMAB A/S07-May-202516:14:53 PM221373.00CEUX
GENMAB A/S07-May-202516:14:57 PM291373.00XCSE
GENMAB A/S07-May-202516:14:57 PM211373.50CEUX
GENMAB A/S07-May-202516:14:57 PM51373.50CEUX
GENMAB A/S07-May-202516:14:59 PM21372.50XCSE
GENMAB A/S07-May-202516:14:59 PM321372.50XCSE
GENMAB A/S07-May-202516:14:59 PM281373.00CEUX
GENMAB A/S07-May-202516:15:21 PM11372.50CEUX
GENMAB A/S07-May-202516:15:46 PM301372.00XCSE
GENMAB A/S07-May-202516:15:46 PM361372.50TQEX
GENMAB A/S07-May-202516:15:46 PM91372.50CEUX
GENMAB A/S07-May-202516:15:46 PM161372.50CEUX
GENMAB A/S07-May-202516:15:46 PM311372.00CEUX
GENMAB A/S07-May-202516:15:46 PM311372.00AQEU
GENMAB A/S07-May-202516:15:57 PM301371.50XCSE
GENMAB A/S07-May-202516:15:57 PM81371.50CEUX
GENMAB A/S07-May-202516:15:57 PM41371.50CEUX
GENMAB A/S07-May-202516:15:57 PM121371.50CEUX
GENMAB A/S07-May-202516:15:59 PM81371.50CEUX
GENMAB A/S07-May-202516:16:03 PM271371.00XCSE
GENMAB A/S07-May-202516:16:03 PM11371.00CEUX
GENMAB A/S07-May-202516:16:03 PM251371.00CEUX
GENMAB A/S07-May-202516:16:30 PM51370.50XCSE
GENMAB A/S07-May-202516:16:42 PM331370.50XCSE
GENMAB A/S07-May-202516:16:42 PM301370.00XCSE
GENMAB A/S07-May-202516:16:42 PM311370.00CEUX
GENMAB A/S07-May-202516:16:43 PM51370.50TQEX
GENMAB A/S07-May-202516:16:43 PM21370.50TQEX
GENMAB A/S07-May-202516:16:43 PM21370.50TQEX
GENMAB A/S07-May-202516:16:43 PM101370.50TQEX
GENMAB A/S07-May-202516:16:43 PM101370.50TQEX
GENMAB A/S07-May-202516:16:43 PM21370.50TQEX
GENMAB A/S07-May-202516:16:43 PM21370.50TQEX
GENMAB A/S07-May-202516:17:03 PM121370.50XCSE
GENMAB A/S07-May-202516:17:03 PM101370.50XCSE
GENMAB A/S07-May-202516:17:04 PM151370.50XCSE
GENMAB A/S07-May-202516:17:04 PM111370.00XCSE
GENMAB A/S07-May-202516:17:18 PM101371.00XCSE
65



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:17:18 PM281371.00XCSE
GENMAB A/S07-May-202516:17:23 PM181372.00CEUX
GENMAB A/S07-May-202516:17:23 PM201372.00CEUX
GENMAB A/S07-May-202516:17:23 PM81372.00CEUX
GENMAB A/S07-May-202516:18:07 PM11373.00CEUX
GENMAB A/S07-May-202516:18:07 PM101373.00CEUX
GENMAB A/S07-May-202516:18:20 PM511373.00XCSE
GENMAB A/S07-May-202516:18:55 PM451373.50XCSE
GENMAB A/S07-May-202516:18:55 PM21373.00XCSE
GENMAB A/S07-May-202516:18:55 PM91373.00TQEX
GENMAB A/S07-May-202516:18:55 PM491373.00CEUX
GENMAB A/S07-May-202516:18:55 PM11373.00CEUX
GENMAB A/S07-May-202516:18:55 PM321373.00AQEU
GENMAB A/S07-May-202516:19:00 PM71373.00XCSE
GENMAB A/S07-May-202516:19:03 PM241372.50XCSE
GENMAB A/S07-May-202516:19:03 PM331373.00TQEX
GENMAB A/S07-May-202516:19:06 PM41372.50XCSE
GENMAB A/S07-May-202516:19:25 PM341373.00CEUX
GENMAB A/S07-May-202516:20:17 PM21373.50CEUX
GENMAB A/S07-May-202516:20:52 PM341374.00XCSE
GENMAB A/S07-May-202516:20:52 PM11374.00XCSE
GENMAB A/S07-May-202516:20:52 PM141374.00XCSE
GENMAB A/S07-May-202516:20:53 PM251374.00CEUX
GENMAB A/S07-May-202516:20:53 PM101374.00CEUX
GENMAB A/S07-May-202516:20:53 PM11374.00CEUX
GENMAB A/S07-May-202516:20:53 PM111374.00CEUX
GENMAB A/S07-May-202516:20:53 PM471374.00CEUX
GENMAB A/S07-May-202516:21:12 PM131374.00XCSE
GENMAB A/S07-May-202516:21:12 PM241374.00XCSE
GENMAB A/S07-May-202516:21:12 PM281374.00XCSE
GENMAB A/S07-May-202516:21:25 PM471374.50XCSE
GENMAB A/S07-May-202516:21:27 PM361375.00CEUX
GENMAB A/S07-May-202516:21:27 PM41375.00CEUX
GENMAB A/S07-May-202516:21:30 PM101374.50AQEU
GENMAB A/S07-May-202516:21:38 PM321374.50XCSE
GENMAB A/S07-May-202516:21:38 PM51374.50AQEU
GENMAB A/S07-May-202516:22:13 PM61374.50XCSE
GENMAB A/S07-May-202516:22:13 PM121374.50XCSE
GENMAB A/S07-May-202516:22:13 PM281375.00TQEX
GENMAB A/S07-May-202516:22:13 PM281374.50TQEX
GENMAB A/S07-May-202516:22:13 PM131374.50CEUX
GENMAB A/S07-May-202516:22:15 PM651374.50XCSE
66



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:22:15 PM91374.00TQEX
GENMAB A/S07-May-202516:22:15 PM191374.50CEUX
GENMAB A/S07-May-202516:22:15 PM461374.50CEUX
GENMAB A/S07-May-202516:22:15 PM151374.00CEUX
GENMAB A/S07-May-202516:22:15 PM81374.00CEUX
GENMAB A/S07-May-202516:22:15 PM181374.50AQEU
GENMAB A/S07-May-202516:22:17 PM201374.00CEUX
GENMAB A/S07-May-202516:22:17 PM101374.00CEUX
GENMAB A/S07-May-202516:22:28 PM31374.50AQEU
GENMAB A/S07-May-202516:22:41 PM311374.50AQEU
GENMAB A/S07-May-202516:23:16 PM611374.50XCSE
GENMAB A/S07-May-202516:23:16 PM171374.50XCSE
GENMAB A/S07-May-202516:23:16 PM811374.00XCSE
GENMAB A/S07-May-202516:23:16 PM221373.50XCSE
GENMAB A/S07-May-202516:23:16 PM361374.50CEUX
GENMAB A/S07-May-202516:23:16 PM271374.00CEUX
GENMAB A/S07-May-202516:23:54 PM831374.50XCSE
GENMAB A/S07-May-202516:23:55 PM181375.00CEUX
GENMAB A/S07-May-202516:23:56 PM391375.00CEUX
GENMAB A/S07-May-202516:23:59 PM321375.00CEUX
GENMAB A/S07-May-202516:24:05 PM271374.50TQEX
GENMAB A/S07-May-202516:24:07 PM541374.50CEUX
GENMAB A/S07-May-202516:24:35 PM211374.50CEUX
GENMAB A/S07-May-202516:24:47 PM181374.50CEUX
GENMAB A/S07-May-202516:24:47 PM101374.50CEUX
GENMAB A/S07-May-202516:24:47 PM191374.50CEUX
GENMAB A/S07-May-202516:25:12 PM11374.50XCSE
GENMAB A/S07-May-202516:25:12 PM131374.00XCSE
GENMAB A/S07-May-202516:25:12 PM211374.50CEUX
GENMAB A/S07-May-202516:25:12 PM111374.00CEUX
GENMAB A/S07-May-202516:25:31 PM21374.00CEUX
GENMAB A/S07-May-202516:26:16 PM361374.00XCSE
GENMAB A/S07-May-202516:26:16 PM341374.00XCSE
GENMAB A/S07-May-202516:26:16 PM401374.00XCSE
GENMAB A/S07-May-202516:26:16 PM31374.00CEUX
GENMAB A/S07-May-202516:26:16 PM71374.00CEUX
GENMAB A/S07-May-202516:26:16 PM281374.00CEUX
GENMAB A/S07-May-202516:26:16 PM201374.00CEUX
GENMAB A/S07-May-202516:26:16 PM71374.00CEUX
GENMAB A/S07-May-202516:26:16 PM41374.00CEUX
GENMAB A/S07-May-202516:26:16 PM11374.00CEUX
GENMAB A/S07-May-202516:26:16 PM101373.50CEUX
67



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:26:16 PM301373.50CEUX
GENMAB A/S07-May-202516:26:16 PM401373.50CEUX
GENMAB A/S07-May-202516:26:16 PM281374.00AQEU
GENMAB A/S07-May-202516:26:17 PM71374.50XCSE
GENMAB A/S07-May-202516:26:17 PM411374.50XCSE
GENMAB A/S07-May-202516:26:17 PM681374.50XCSE
GENMAB A/S07-May-202516:26:36 PM21374.00CEUX
GENMAB A/S07-May-202516:27:02 PM551374.50XCSE
GENMAB A/S07-May-202516:27:02 PM161374.50XCSE
GENMAB A/S07-May-202516:27:02 PM171374.50XCSE
GENMAB A/S07-May-202516:27:02 PM551374.50XCSE
GENMAB A/S07-May-202516:27:05 PM61374.50XCSE
GENMAB A/S07-May-202516:27:05 PM261374.50TQEX
GENMAB A/S07-May-202516:27:05 PM241374.50CEUX
GENMAB A/S07-May-202516:27:05 PM51374.50CEUX
GENMAB A/S07-May-202516:27:05 PM511374.50CEUX
GENMAB A/S07-May-202516:27:05 PM361374.50CEUX
GENMAB A/S07-May-202516:27:05 PM91374.00CEUX
GENMAB A/S07-May-202516:27:37 PM181374.50CEUX
GENMAB A/S07-May-202516:27:37 PM81374.50CEUX
GENMAB A/S07-May-202516:28:23 PM401376.00CEUX
GENMAB A/S07-May-202516:28:23 PM461376.00CEUX
GENMAB A/S07-May-202516:28:23 PM201376.00CEUX
GENMAB A/S07-May-202516:28:35 PM361375.50XCSE
GENMAB A/S07-May-202516:28:35 PM121375.50XCSE
GENMAB A/S07-May-202516:28:35 PM301376.00XCSE
GENMAB A/S07-May-202516:28:35 PM131376.00XCSE
GENMAB A/S07-May-202516:28:35 PM151376.00XCSE
GENMAB A/S07-May-202516:28:35 PM311375.50TQEX
GENMAB A/S07-May-202516:28:47 PM221375.50CEUX
GENMAB A/S07-May-202516:28:47 PM271375.50CEUX
GENMAB A/S07-May-202516:28:47 PM31375.50CEUX
GENMAB A/S07-May-202516:29:11 PM301375.50XCSE
GENMAB A/S07-May-202516:29:11 PM91375.50XCSE
GENMAB A/S07-May-202516:29:13 PM321375.50CEUX
GENMAB A/S07-May-202516:29:21 PM801375.00XCSE
GENMAB A/S07-May-202516:29:21 PM601374.50XCSE
GENMAB A/S07-May-202516:29:21 PM651375.00XCSE
GENMAB A/S07-May-202516:29:21 PM311375.00TQEX
GENMAB A/S07-May-202516:29:21 PM281374.50TQEX
GENMAB A/S07-May-202516:29:21 PM781375.00CEUX
GENMAB A/S07-May-202516:29:21 PM831374.50CEUX
68



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:29:21 PM531375.00CEUX
GENMAB A/S07-May-202516:29:21 PM81375.00AQEU
GENMAB A/S07-May-202516:29:21 PM271375.00AQEU
GENMAB A/S07-May-202516:29:21 PM301374.50AQEU
GENMAB A/S07-May-202516:29:21 PM361375.00AQEU
GENMAB A/S07-May-202516:29:37 PM521375.00XCSE
GENMAB A/S07-May-202516:29:41 PM221375.00XCSE
GENMAB A/S07-May-202516:29:41 PM91375.00XCSE
GENMAB A/S07-May-202516:29:41 PM91374.50CEUX
GENMAB A/S07-May-202516:29:41 PM181374.50CEUX
GENMAB A/S07-May-202516:29:54 PM181374.50XCSE
GENMAB A/S07-May-202516:29:54 PM101374.50CEUX
GENMAB A/S07-May-202516:29:54 PM101374.00CEUX
GENMAB A/S07-May-202516:29:54 PM101374.00CEUX
GENMAB A/S07-May-202516:30:28 PM551375.00XCSE
GENMAB A/S07-May-202516:30:28 PM271375.00TQEX
GENMAB A/S07-May-202516:30:28 PM551375.00CEUX
GENMAB A/S07-May-202516:31:03 PM141374.50XCSE
GENMAB A/S07-May-202516:31:03 PM211374.50XCSE
GENMAB A/S07-May-202516:31:03 PM71374.50XCSE
GENMAB A/S07-May-202516:31:03 PM321374.00XCSE
GENMAB A/S07-May-202516:31:03 PM101374.50CEUX
GENMAB A/S07-May-202516:31:03 PM361374.50CEUX
GENMAB A/S07-May-202516:31:03 PM471374.00CEUX
GENMAB A/S07-May-202516:32:32 PM771375.00XCSE
GENMAB A/S07-May-202516:32:32 PM811374.50XCSE
GENMAB A/S07-May-202516:32:32 PM31374.50TQEX
GENMAB A/S07-May-202516:32:32 PM31374.50TQEX
GENMAB A/S07-May-202516:32:32 PM811375.00CEUX
GENMAB A/S07-May-202516:32:32 PM841374.50CEUX
GENMAB A/S07-May-202516:32:32 PM301374.50AQEU
GENMAB A/S07-May-202516:32:33 PM101374.50TQEX
GENMAB A/S07-May-202516:32:40 PM111374.50TQEX
GENMAB A/S07-May-202516:32:40 PM91374.50TQEX
GENMAB A/S07-May-202516:32:40 PM171374.00TQEX
GENMAB A/S07-May-202516:32:40 PM141374.00TQEX
GENMAB A/S07-May-202516:32:40 PM71374.00CEUX
GENMAB A/S07-May-202516:33:51 PM671375.50CEUX
GENMAB A/S07-May-202516:35:00 PM411376.00XCSE
GENMAB A/S07-May-202516:35:00 PM381376.00XCSE
GENMAB A/S07-May-202516:35:00 PM361376.00XCSE
GENMAB A/S07-May-202516:35:00 PM131376.00XCSE
69



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:35:00 PM41375.50TQEX
GENMAB A/S07-May-202516:35:00 PM61375.50TQEX
GENMAB A/S07-May-202516:35:00 PM21375.50TQEX
GENMAB A/S07-May-202516:35:00 PM31375.50TQEX
GENMAB A/S07-May-202516:35:00 PM31375.50TQEX
GENMAB A/S07-May-202516:35:00 PM101375.50TQEX
GENMAB A/S07-May-202516:35:00 PM21375.50TQEX
GENMAB A/S07-May-202516:35:00 PM781376.00CEUX
GENMAB A/S07-May-202516:35:00 PM31376.00CEUX
GENMAB A/S07-May-202516:35:00 PM171376.00CEUX
GENMAB A/S07-May-202516:35:00 PM21375.50CEUX
GENMAB A/S07-May-202516:35:00 PM11375.50CEUX
GENMAB A/S07-May-202516:35:00 PM81375.50CEUX
GENMAB A/S07-May-202516:35:00 PM11375.50CEUX
GENMAB A/S07-May-202516:35:00 PM21375.50CEUX
GENMAB A/S07-May-202516:35:01 PM221376.00XCSE
GENMAB A/S07-May-202516:35:18 PM301376.00XCSE
GENMAB A/S07-May-202516:35:18 PM171376.00XCSE
GENMAB A/S07-May-202516:35:18 PM361376.00XCSE
GENMAB A/S07-May-202516:35:18 PM11376.00XCSE
GENMAB A/S07-May-202516:35:27 PM791375.50XCSE
GENMAB A/S07-May-202516:35:27 PM271375.50XCSE
GENMAB A/S07-May-202516:35:27 PM261375.50AQEU
GENMAB A/S07-May-202516:35:28 PM361375.50CEUX
GENMAB A/S07-May-202516:35:37 PM711375.00XCSE
GENMAB A/S07-May-202516:35:37 PM361375.50CEUX
GENMAB A/S07-May-202516:36:14 PM361376.00CEUX
GENMAB A/S07-May-202516:36:22 PM111376.50CEUX
GENMAB A/S07-May-202516:36:36 PM301376.50XCSE
GENMAB A/S07-May-202516:36:36 PM151376.50XCSE
GENMAB A/S07-May-202516:36:36 PM161376.50XCSE
GENMAB A/S07-May-202516:36:36 PM361376.50CEUX
GENMAB A/S07-May-202516:36:37 PM361376.50CEUX
GENMAB A/S07-May-202516:36:37 PM321376.50CEUX
GENMAB A/S07-May-202516:36:44 PM831376.00CEUX
GENMAB A/S07-May-202516:37:12 PM821376.50XCSE
GENMAB A/S07-May-202516:37:12 PM81376.00XCSE
GENMAB A/S07-May-202516:37:12 PM271376.50TQEX
GENMAB A/S07-May-202516:37:12 PM131376.00AQEU
GENMAB A/S07-May-202516:37:12 PM71376.00AQEU
GENMAB A/S07-May-202516:37:18 PM541376.00XCSE
GENMAB A/S07-May-202516:37:18 PM451375.50XCSE
70



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:37:18 PM241376.00TQEX
GENMAB A/S07-May-202516:37:18 PM41376.00TQEX
GENMAB A/S07-May-202516:37:18 PM471376.00CEUX
GENMAB A/S07-May-202516:37:18 PM151376.00CEUX
GENMAB A/S07-May-202516:37:18 PM821375.50CEUX
GENMAB A/S07-May-202516:37:18 PM11375.00CEUX
GENMAB A/S07-May-202516:37:18 PM11375.00CEUX
GENMAB A/S07-May-202516:37:18 PM171376.00AQEU
GENMAB A/S07-May-202516:37:18 PM11375.50AQEU
GENMAB A/S07-May-202516:37:18 PM11375.50AQEU
GENMAB A/S07-May-202516:37:18 PM201375.50AQEU
GENMAB A/S07-May-202516:37:47 PM191375.50XCSE
GENMAB A/S07-May-202516:37:47 PM391375.50XCSE
GENMAB A/S07-May-202516:37:47 PM101375.50CEUX
GENMAB A/S07-May-202516:37:47 PM161375.50CEUX
GENMAB A/S07-May-202516:37:56 PM101375.00CEUX
GENMAB A/S07-May-202516:37:56 PM101375.00CEUX
GENMAB A/S07-May-202516:38:12 PM301375.00CEUX
GENMAB A/S07-May-202516:39:10 PM361375.50CEUX
GENMAB A/S07-May-202516:39:10 PM11375.00CEUX
GENMAB A/S07-May-202516:39:12 PM301375.50XCSE
GENMAB A/S07-May-202516:39:12 PM151375.50XCSE
GENMAB A/S07-May-202516:39:12 PM361375.50XCSE
GENMAB A/S07-May-202516:39:18 PM261375.50XCSE
GENMAB A/S07-May-202516:39:18 PM551375.00XCSE
GENMAB A/S07-May-202516:39:19 PM141376.00CEUX
GENMAB A/S07-May-202516:39:32 PM401376.00TQEX
GENMAB A/S07-May-202516:39:32 PM671376.00CEUX
GENMAB A/S07-May-202516:39:32 PM461376.00AQEU
GENMAB A/S07-May-202516:39:34 PM401376.00TQEX
GENMAB A/S07-May-202516:39:37 PM741376.00XCSE
GENMAB A/S07-May-202516:39:39 PM11376.00XCSE
GENMAB A/S07-May-202516:39:42 PM541375.50XCSE
GENMAB A/S07-May-202516:39:42 PM661375.50CEUX
GENMAB A/S07-May-202516:39:42 PM141375.50CEUX
GENMAB A/S07-May-202516:40:29 PM571375.00XCSE
GENMAB A/S07-May-202516:40:29 PM191375.00CEUX
GENMAB A/S07-May-202516:41:12 PM81376.00XCSE
GENMAB A/S07-May-202516:41:12 PM11376.00XCSE
GENMAB A/S07-May-202516:41:12 PM761376.00XCSE
GENMAB A/S07-May-202516:41:12 PM211376.00XCSE
GENMAB A/S07-May-202516:41:12 PM331375.00CEUX
71



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:41:12 PM281375.00CEUX
GENMAB A/S07-May-202516:41:12 PM361375.00CEUX
GENMAB A/S07-May-202516:41:12 PM131374.50CEUX
GENMAB A/S07-May-202516:41:17 PM271374.50XCSE
GENMAB A/S07-May-202516:41:17 PM601374.00XCSE
GENMAB A/S07-May-202516:41:17 PM501373.50XCSE
GENMAB A/S07-May-202516:41:17 PM271373.00XCSE
GENMAB A/S07-May-202516:41:17 PM351374.50CEUX
GENMAB A/S07-May-202516:41:17 PM241374.50CEUX
GENMAB A/S07-May-202516:41:17 PM571374.00CEUX
GENMAB A/S07-May-202516:41:17 PM801373.50CEUX
GENMAB A/S07-May-202516:41:17 PM541373.00CEUX
GENMAB A/S07-May-202516:41:17 PM351374.50AQEU
GENMAB A/S07-May-202516:41:24 PM311369.50XCSE
GENMAB A/S07-May-202516:41:32 PM171367.50CEUX
GENMAB A/S07-May-202516:42:55 PM341369.00CEUX
GENMAB A/S07-May-202516:42:55 PM281369.00CEUX
GENMAB A/S07-May-202516:42:55 PM11369.00CEUX
GENMAB A/S07-May-202516:42:55 PM11369.00CEUX
GENMAB A/S07-May-202516:42:55 PM311369.00CEUX
GENMAB A/S07-May-202516:42:56 PM461368.50XCSE
GENMAB A/S07-May-202516:42:57 PM351369.00XCSE
GENMAB A/S07-May-202516:43:00 PM671368.50XCSE
GENMAB A/S07-May-202516:43:05 PM731368.00XCSE
GENMAB A/S07-May-202516:43:05 PM241368.00TQEX
GENMAB A/S07-May-202516:43:05 PM21368.00TQEX
GENMAB A/S07-May-202516:43:05 PM781368.00CEUX
GENMAB A/S07-May-202516:43:05 PM421368.00AQEU
GENMAB A/S07-May-202516:43:13 PM331369.00TQEX
GENMAB A/S07-May-202516:43:13 PM301369.50TQEX
GENMAB A/S07-May-202516:43:13 PM41369.50CEUX
GENMAB A/S07-May-202516:43:13 PM231369.50CEUX
GENMAB A/S07-May-202516:43:18 PM271369.00CEUX
GENMAB A/S07-May-202516:43:19 PM61368.50XCSE
GENMAB A/S07-May-202516:43:19 PM271368.50CEUX
GENMAB A/S07-May-202516:43:31 PM221368.50XCSE
GENMAB A/S07-May-202516:44:05 PM271368.50CEUX
GENMAB A/S07-May-202516:44:07 PM301368.00XCSE
GENMAB A/S07-May-202516:44:07 PM21368.00XCSE
GENMAB A/S07-May-202516:44:07 PM241368.00CEUX
GENMAB A/S07-May-202516:44:07 PM21368.00CEUX
GENMAB A/S07-May-202516:44:09 PM321370.50CEUX
72



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:44:10 PM11371.50XCSE
GENMAB A/S07-May-202516:44:10 PM441371.50XCSE
GENMAB A/S07-May-202516:44:10 PM461371.00XCSE
GENMAB A/S07-May-202516:44:10 PM131371.00CEUX
GENMAB A/S07-May-202516:44:10 PM101371.00CEUX
GENMAB A/S07-May-202516:44:12 PM101371.00CEUX
GENMAB A/S07-May-202516:44:17 PM121371.50XCSE
GENMAB A/S07-May-202516:44:22 PM91371.50XCSE
GENMAB A/S07-May-202516:44:22 PM131371.50XCSE
GENMAB A/S07-May-202516:44:34 PM131372.00XCSE
GENMAB A/S07-May-202516:44:34 PM151372.00XCSE
GENMAB A/S07-May-202516:44:34 PM311371.50XCSE
GENMAB A/S07-May-202516:44:34 PM261372.00CEUX
GENMAB A/S07-May-202516:44:34 PM271371.50CEUX
GENMAB A/S07-May-202516:44:34 PM301371.00CEUX
GENMAB A/S07-May-202516:44:56 PM261371.00XCSE
GENMAB A/S07-May-202516:45:14 PM201370.50CEUX
GENMAB A/S07-May-202516:45:16 PM271370.50XCSE
GENMAB A/S07-May-202516:45:16 PM441370.50TQEX
GENMAB A/S07-May-202516:45:16 PM61370.50CEUX
GENMAB A/S07-May-202516:45:16 PM401370.50AQEU
GENMAB A/S07-May-202516:45:20 PM271370.00XCSE
GENMAB A/S07-May-202516:45:20 PM251370.00CEUX
GENMAB A/S07-May-202516:45:25 PM101370.00CEUX
GENMAB A/S07-May-202516:45:35 PM191369.50XCSE
GENMAB A/S07-May-202516:45:41 PM81369.50XCSE
GENMAB A/S07-May-202516:45:47 PM191369.50CEUX
GENMAB A/S07-May-202516:45:48 PM131369.50CEUX
GENMAB A/S07-May-202516:45:58 PM261369.00XCSE
GENMAB A/S07-May-202516:46:17 PM221370.00XCSE
GENMAB A/S07-May-202516:47:41 PM311369.50XCSE
GENMAB A/S07-May-202516:47:41 PM91369.50XCSE
GENMAB A/S07-May-202516:47:41 PM31369.50TQEX
GENMAB A/S07-May-202516:47:41 PM91369.50TQEX
GENMAB A/S07-May-202516:47:41 PM71369.50CEUX
GENMAB A/S07-May-202516:47:41 PM91369.50CEUX
GENMAB A/S07-May-202516:47:41 PM91369.50AQEU
GENMAB A/S07-May-202516:47:42 PM91369.50XCSE
GENMAB A/S07-May-202516:47:42 PM41369.50XCSE
GENMAB A/S07-May-202516:47:42 PM201369.50XCSE
GENMAB A/S07-May-202516:47:42 PM361369.50XCSE
GENMAB A/S07-May-202516:47:42 PM291369.50TQEX
73



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:47:42 PM471369.50CEUX
GENMAB A/S07-May-202516:47:42 PM361369.50CEUX
GENMAB A/S07-May-202516:47:42 PM281369.50AQEU
GENMAB A/S07-May-202516:47:43 PM31369.50CEUX
GENMAB A/S07-May-202516:47:43 PM331369.50CEUX
GENMAB A/S07-May-202516:47:50 PM311369.00XCSE
GENMAB A/S07-May-202516:48:05 PM11369.00XCSE
GENMAB A/S07-May-202516:48:05 PM241369.00XCSE
GENMAB A/S07-May-202516:48:05 PM291369.00CEUX
GENMAB A/S07-May-202516:48:05 PM361369.00CEUX
GENMAB A/S07-May-202516:48:05 PM101368.50CEUX
GENMAB A/S07-May-202516:48:05 PM261369.00AQEU
GENMAB A/S07-May-202516:48:06 PM181369.00XCSE
GENMAB A/S07-May-202516:48:06 PM371368.50XCSE
GENMAB A/S07-May-202516:48:18 PM321369.50XCSE
GENMAB A/S07-May-202516:48:18 PM11369.50XCSE
GENMAB A/S07-May-202516:48:18 PM471369.50XCSE
GENMAB A/S07-May-202516:48:18 PM151369.00XCSE
GENMAB A/S07-May-202516:48:18 PM481369.00CEUX
GENMAB A/S07-May-202516:48:42 PM241370.00XCSE
GENMAB A/S07-May-202516:48:42 PM671370.00XCSE
GENMAB A/S07-May-202516:48:42 PM121370.00XCSE
GENMAB A/S07-May-202516:48:42 PM131370.00XCSE
GENMAB A/S07-May-202516:48:42 PM211370.00XCSE
GENMAB A/S07-May-202516:48:45 PM31369.50TQEX
GENMAB A/S07-May-202516:48:50 PM21369.50TQEX
GENMAB A/S07-May-202516:48:55 PM11369.50TQEX
GENMAB A/S07-May-202516:49:01 PM11369.50TQEX
GENMAB A/S07-May-202516:49:03 PM171370.00CEUX
GENMAB A/S07-May-202516:49:03 PM231370.00CEUX
GENMAB A/S07-May-202516:49:03 PM511370.00CEUX
GENMAB A/S07-May-202516:49:05 PM231370.00CEUX
GENMAB A/S07-May-202516:49:05 PM361370.00CEUX
GENMAB A/S07-May-202516:49:06 PM201370.00XCSE
GENMAB A/S07-May-202516:49:16 PM11370.00XCSE
GENMAB A/S07-May-202516:49:16 PM11370.00TQEX
GENMAB A/S07-May-202516:49:16 PM71370.00CEUX
GENMAB A/S07-May-202516:49:20 PM551370.00XCSE
GENMAB A/S07-May-202516:49:20 PM91370.00TQEX
GENMAB A/S07-May-202516:49:20 PM221370.00TQEX
GENMAB A/S07-May-202516:49:20 PM101370.00CEUX
GENMAB A/S07-May-202516:49:20 PM561370.00CEUX
74



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:49:20 PM361370.00CEUX
GENMAB A/S07-May-202516:49:20 PM71370.00CEUX
GENMAB A/S07-May-202516:49:21 PM11369.50XCSE
GENMAB A/S07-May-202516:49:21 PM161369.50XCSE
GENMAB A/S07-May-202516:49:21 PM11369.50TQEX
GENMAB A/S07-May-202516:49:21 PM331370.00CEUX
GENMAB A/S07-May-202516:49:21 PM231370.00CEUX
GENMAB A/S07-May-202516:49:21 PM11369.50CEUX
GENMAB A/S07-May-202516:49:29 PM11370.50XCSE
GENMAB A/S07-May-202516:49:29 PM171370.50XCSE
GENMAB A/S07-May-202516:49:29 PM171370.50XCSE
GENMAB A/S07-May-202516:49:29 PM11370.50XCSE
GENMAB A/S07-May-202516:49:29 PM111370.50XCSE
GENMAB A/S07-May-202516:49:38 PM121370.50TQEX
GENMAB A/S07-May-202516:49:38 PM121370.50CEUX
GENMAB A/S07-May-202516:49:43 PM81370.50TQEX
GENMAB A/S07-May-202516:49:43 PM81370.50CEUX
GENMAB A/S07-May-202516:49:48 PM61370.50TQEX
GENMAB A/S07-May-202516:49:48 PM61370.50CEUX
GENMAB A/S07-May-202516:49:49 PM121370.50TQEX
GENMAB A/S07-May-202516:49:49 PM191370.50CEUX
GENMAB A/S07-May-202516:49:49 PM361370.50CEUX
GENMAB A/S07-May-202516:50:04 PM41370.50AQEU
GENMAB A/S07-May-202516:50:04 PM201370.50AQEU
GENMAB A/S07-May-202516:50:09 PM361370.50XCSE
GENMAB A/S07-May-202516:50:09 PM171370.50XCSE
GENMAB A/S07-May-202516:50:09 PM131370.50XCSE
GENMAB A/S07-May-202516:50:09 PM111370.50XCSE
GENMAB A/S07-May-202516:50:09 PM21370.00CEUX
GENMAB A/S07-May-202516:50:09 PM51370.00CEUX
GENMAB A/S07-May-202516:50:09 PM331370.00CEUX
GENMAB A/S07-May-202516:50:09 PM231370.50CEUX
GENMAB A/S07-May-202516:50:09 PM81370.50AQEU
GENMAB A/S07-May-202516:50:09 PM101370.50AQEU
GENMAB A/S07-May-202516:50:14 PM131370.50XCSE
GENMAB A/S07-May-202516:50:14 PM111370.50XCSE
GENMAB A/S07-May-202516:50:14 PM121370.50XCSE
GENMAB A/S07-May-202516:50:14 PM121370.50XCSE
GENMAB A/S07-May-202516:50:14 PM31370.00XCSE
GENMAB A/S07-May-202516:50:19 PM321370.00XCSE
GENMAB A/S07-May-202516:50:21 PM21369.50XCSE
75



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:50:26 PM11369.50XCSE
GENMAB A/S07-May-202516:50:31 PM11369.50XCSE
GENMAB A/S07-May-202516:50:32 PM31369.50CEUX
GENMAB A/S07-May-202516:50:32 PM211369.50CEUX
GENMAB A/S07-May-202516:50:33 PM561369.50XCSE
GENMAB A/S07-May-202516:50:33 PM171369.50CEUX
GENMAB A/S07-May-202516:50:36 PM11370.00TQEX
GENMAB A/S07-May-202516:50:36 PM171369.00CEUX
GENMAB A/S07-May-202516:50:41 PM341370.00XCSE
GENMAB A/S07-May-202516:50:41 PM341369.50XCSE
GENMAB A/S07-May-202516:50:41 PM261369.00XCSE
GENMAB A/S07-May-202516:50:41 PM361368.50XCSE
GENMAB A/S07-May-202516:50:41 PM71368.50XCSE
GENMAB A/S07-May-202516:50:41 PM431370.00TQEX
GENMAB A/S07-May-202516:50:41 PM501370.00CEUX
GENMAB A/S07-May-202516:50:41 PM441369.50CEUX
GENMAB A/S07-May-202516:50:41 PM221369.00CEUX
GENMAB A/S07-May-202516:50:41 PM311368.50CEUX
GENMAB A/S07-May-202516:51:03 PM11368.50CEUX
GENMAB A/S07-May-202516:51:07 PM261369.00XCSE
GENMAB A/S07-May-202516:51:15 PM321369.00CEUX
GENMAB A/S07-May-202516:51:15 PM261369.00AQEU
GENMAB A/S07-May-202516:51:19 PM31369.00CEUX
GENMAB A/S07-May-202516:51:25 PM251369.50XCSE
GENMAB A/S07-May-202516:51:28 PM21369.50XCSE
GENMAB A/S07-May-202516:51:28 PM361369.50CEUX
GENMAB A/S07-May-202516:51:33 PM301369.00XCSE
GENMAB A/S07-May-202516:51:33 PM41369.00XCSE
GENMAB A/S07-May-202516:51:33 PM291369.00TQEX
GENMAB A/S07-May-202516:51:33 PM311369.00CEUX
GENMAB A/S07-May-202516:51:33 PM21369.00CEUX
GENMAB A/S07-May-202516:51:34 PM221368.50XCSE
GENMAB A/S07-May-202516:52:00 PM181370.00XCSE
GENMAB A/S07-May-202516:52:03 PM91370.00XCSE
GENMAB A/S07-May-202516:52:03 PM111370.00CEUX
GENMAB A/S07-May-202516:52:03 PM181370.00CEUX
GENMAB A/S07-May-202516:52:04 PM141370.00XCSE
GENMAB A/S07-May-202516:52:05 PM171370.00XCSE
GENMAB A/S07-May-202516:52:06 PM361370.00CEUX
GENMAB A/S07-May-202516:52:06 PM71370.00CEUX
GENMAB A/S07-May-202516:52:07 PM121370.00XCSE
GENMAB A/S07-May-202516:52:09 PM321370.00CEUX
76



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:52:10 PM371369.50XCSE
GENMAB A/S07-May-202516:52:13 PM281369.00XCSE
GENMAB A/S07-May-202516:52:13 PM221369.00CEUX
GENMAB A/S07-May-202516:52:17 PM351369.00AQEU
GENMAB A/S07-May-202516:52:20 PM121369.00CEUX
GENMAB A/S07-May-202516:52:22 PM281368.50XCSE
GENMAB A/S07-May-202516:52:22 PM341368.50TQEX
GENMAB A/S07-May-202516:52:22 PM261368.50CEUX
GENMAB A/S07-May-202516:52:30 PM181368.50CEUX
GENMAB A/S07-May-202516:52:30 PM11368.50CEUX
GENMAB A/S07-May-202516:52:30 PM21368.50CEUX
GENMAB A/S07-May-202516:52:30 PM101368.50CEUX
GENMAB A/S07-May-202516:52:32 PM321368.50XCSE
GENMAB A/S07-May-202516:52:40 PM91369.00CEUX
GENMAB A/S07-May-202516:52:47 PM101368.00XCSE
GENMAB A/S07-May-202516:52:47 PM101368.50CEUX
GENMAB A/S07-May-202516:52:47 PM101368.50CEUX
GENMAB A/S07-May-202516:52:47 PM101368.50CEUX
GENMAB A/S07-May-202516:52:56 PM231368.00XCSE
GENMAB A/S07-May-202516:53:17 PM361369.00CEUX
GENMAB A/S07-May-202516:53:24 PM281368.00XCSE
GENMAB A/S07-May-202516:53:34 PM361368.50XCSE
GENMAB A/S07-May-202516:53:34 PM121368.50XCSE
GENMAB A/S07-May-202516:53:34 PM31368.50TQEX
GENMAB A/S07-May-202516:53:34 PM41368.50TQEX
GENMAB A/S07-May-202516:53:34 PM201368.50TQEX
GENMAB A/S07-May-202516:53:34 PM21368.50TQEX
GENMAB A/S07-May-202516:53:34 PM11368.50TQEX
GENMAB A/S07-May-202516:53:34 PM71368.50TQEX
GENMAB A/S07-May-202516:53:34 PM21369.00CEUX
GENMAB A/S07-May-202516:53:34 PM591369.00CEUX
GENMAB A/S07-May-202516:53:34 PM11369.00CEUX
GENMAB A/S07-May-202516:53:34 PM291368.50CEUX
GENMAB A/S07-May-202516:53:34 PM101368.50CEUX
GENMAB A/S07-May-202516:53:34 PM141368.50CEUX
GENMAB A/S07-May-202516:53:34 PM21368.50CEUX
GENMAB A/S07-May-202516:53:35 PM141368.50XCSE
GENMAB A/S07-May-202516:53:35 PM261368.50CEUX
GENMAB A/S07-May-202516:53:36 PM21368.50XCSE
GENMAB A/S07-May-202516:53:36 PM121368.50XCSE
GENMAB A/S07-May-202516:53:39 PM261368.50XCSE
GENMAB A/S07-May-202516:53:47 PM281368.50XCSE
77



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S07-May-202516:53:49 PM91369.00CEUX
GENMAB A/S07-May-202516:53:49 PM341368.50AQEU
GENMAB A/S07-May-202516:53:55 PM21368.00XCSE
GENMAB A/S07-May-202516:53:57 PM361369.00CEUX
GENMAB A/S07-May-202516:53:57 PM61369.00CEUX
GENMAB A/S07-May-202516:53:57 PM71369.00CEUX
GENMAB A/S07-May-202516:53:57 PM61369.00CEUX
GENMAB A/S07-May-202516:54:03 PM341368.00CEUX
GENMAB A/S07-May-202516:54:05 PM171367.50XCSE
GENMAB A/S07-May-202516:54:05 PM361368.00XCSE
GENMAB A/S07-May-202516:54:05 PM171368.00XCSE
GENMAB A/S07-May-202516:54:05 PM11367.50XCSE
GENMAB A/S07-May-202516:54:07 PM101367.50XCSE
GENMAB A/S07-May-202516:54:17 PM31367.50XCSE
GENMAB A/S07-May-202516:54:21 PM381367.50XCSE
GENMAB A/S07-May-202516:54:25 PM151367.50XCSE
GENMAB A/S07-May-202516:54:26 PM161367.50CEUX
GENMAB A/S08-May-202509:36:29 AM371334.50XCSE
GENMAB A/S08-May-202509:36:29 AM421334.50XCSE
GENMAB A/S08-May-202509:36:29 AM801334.00XCSE
GENMAB A/S08-May-202509:36:29 AM781333.50XCSE
GENMAB A/S08-May-202509:41:23 AM501338.00XCSE
GENMAB A/S08-May-202509:41:40 AM291335.50XCSE
GENMAB A/S08-May-202509:43:09 AM21338.00XCSE
GENMAB A/S08-May-202509:43:09 AM401338.00XCSE
GENMAB A/S08-May-202509:43:34 AM291338.00XCSE
GENMAB A/S08-May-202509:45:59 AM111337.00XCSE
GENMAB A/S08-May-202509:45:59 AM171337.00XCSE
GENMAB A/S08-May-202509:47:04 AM291338.00XCSE
GENMAB A/S08-May-202509:47:04 AM141338.00XCSE
GENMAB A/S08-May-202509:50:02 AM381339.00XCSE
GENMAB A/S08-May-202509:53:19 AM71338.00XCSE
GENMAB A/S08-May-202509:53:19 AM401338.00XCSE
GENMAB A/S08-May-202509:53:20 AM301337.50XCSE
GENMAB A/S08-May-202509:54:20 AM241337.00XCSE
GENMAB A/S08-May-202509:55:44 AM271338.00XCSE
GENMAB A/S08-May-202509:55:44 AM271337.50XCSE
GENMAB A/S08-May-202509:56:15 AM121337.00XCSE
GENMAB A/S08-May-202509:56:52 AM101337.50XCSE
GENMAB A/S08-May-202509:57:02 AM261338.00XCSE
GENMAB A/S08-May-202509:58:39 AM361339.00XCSE
GENMAB A/S08-May-202509:59:00 AM351339.00XCSE
78



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202509:59:19 AM371338.50XCSE
GENMAB A/S08-May-202509:59:33 AM351341.00XCSE
GENMAB A/S08-May-202510:00:00 AM291340.50XCSE
GENMAB A/S08-May-202510:00:00 AM361340.00XCSE
GENMAB A/S08-May-202510:00:00 AM271339.50XCSE
GENMAB A/S08-May-202510:00:00 AM21338.50XCSE
GENMAB A/S08-May-202510:00:00 AM181338.50XCSE
GENMAB A/S08-May-202510:00:00 AM191338.50XCSE
GENMAB A/S08-May-202510:00:00 AM31338.50XCSE
GENMAB A/S08-May-202510:00:00 AM481337.00XCSE
GENMAB A/S08-May-202510:00:40 AM421340.00XCSE
GENMAB A/S08-May-202510:00:41 AM261339.50XCSE
GENMAB A/S08-May-202510:00:42 AM241338.50XCSE
GENMAB A/S08-May-202510:00:42 AM21338.50XCSE
GENMAB A/S08-May-202510:01:43 AM91337.50XCSE
GENMAB A/S08-May-202510:01:43 AM171337.50XCSE
GENMAB A/S08-May-202510:04:08 AM271338.50XCSE
GENMAB A/S08-May-202510:04:08 AM321338.00XCSE
GENMAB A/S08-May-202510:04:08 AM251337.50XCSE
GENMAB A/S08-May-202510:04:08 AM11337.50XCSE
GENMAB A/S08-May-202510:05:10 AM291339.50XCSE
GENMAB A/S08-May-202510:05:46 AM321338.50XCSE
GENMAB A/S08-May-202510:06:29 AM271338.50XCSE
GENMAB A/S08-May-202510:08:29 AM261338.50XCSE
GENMAB A/S08-May-202510:08:29 AM301338.00XCSE
GENMAB A/S08-May-202510:08:29 AM271337.50XCSE
GENMAB A/S08-May-202510:09:56 AM291336.50XCSE
GENMAB A/S08-May-202510:12:02 AM81336.00XCSE
GENMAB A/S08-May-202510:12:02 AM211336.00XCSE
GENMAB A/S08-May-202510:12:07 AM291335.50XCSE
GENMAB A/S08-May-202510:13:46 AM111335.50XCSE
GENMAB A/S08-May-202510:13:46 AM291335.50XCSE
GENMAB A/S08-May-202510:15:54 AM451336.50XCSE
GENMAB A/S08-May-202510:15:54 AM121336.00XCSE
GENMAB A/S08-May-202510:15:54 AM361336.00XCSE
GENMAB A/S08-May-202510:19:38 AM11338.50XCSE
GENMAB A/S08-May-202510:19:38 AM491338.50XCSE
GENMAB A/S08-May-202510:19:38 AM121338.50XCSE
GENMAB A/S08-May-202510:19:38 AM661338.00XCSE
GENMAB A/S08-May-202510:22:10 AM261339.00XCSE
GENMAB A/S08-May-202510:22:15 AM331338.50XCSE
GENMAB A/S08-May-202510:22:15 AM11338.00XCSE
79



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202510:22:15 AM11338.00XCSE
GENMAB A/S08-May-202510:22:15 AM81338.00XCSE
GENMAB A/S08-May-202510:22:15 AM221338.00XCSE
GENMAB A/S08-May-202510:22:19 AM101337.50XCSE
GENMAB A/S08-May-202510:22:19 AM31337.50XCSE
GENMAB A/S08-May-202510:22:19 AM91337.50XCSE
GENMAB A/S08-May-202510:22:19 AM101337.50XCSE
GENMAB A/S08-May-202510:24:46 AM371338.50XCSE
GENMAB A/S08-May-202510:27:58 AM581338.50XCSE
GENMAB A/S08-May-202510:28:26 AM451339.50XCSE
GENMAB A/S08-May-202510:30:11 AM501338.50XCSE
GENMAB A/S08-May-202510:30:11 AM381338.00XCSE
GENMAB A/S08-May-202510:30:11 AM11337.50XCSE
GENMAB A/S08-May-202510:30:11 AM71337.50XCSE
GENMAB A/S08-May-202510:30:11 AM191337.50XCSE
GENMAB A/S08-May-202510:30:11 AM291337.00XCSE
GENMAB A/S08-May-202510:33:02 AM261340.50XCSE
GENMAB A/S08-May-202510:33:05 AM281340.00XCSE
GENMAB A/S08-May-202510:33:43 AM31340.00XCSE
GENMAB A/S08-May-202510:33:43 AM231340.00XCSE
GENMAB A/S08-May-202510:35:38 AM271340.00XCSE
GENMAB A/S08-May-202510:35:38 AM21339.50XCSE
GENMAB A/S08-May-202510:35:38 AM311339.50XCSE
GENMAB A/S08-May-202510:36:52 AM371340.00XCSE
GENMAB A/S08-May-202510:38:05 AM321340.50XCSE
GENMAB A/S08-May-202510:38:06 AM91340.00XCSE
GENMAB A/S08-May-202510:38:06 AM241340.00XCSE
GENMAB A/S08-May-202510:40:03 AM261339.00XCSE
GENMAB A/S08-May-202510:41:09 AM301338.50XCSE
GENMAB A/S08-May-202510:41:53 AM181338.00XCSE
GENMAB A/S08-May-202510:41:53 AM101338.00XCSE
GENMAB A/S08-May-202510:42:00 AM271337.50XCSE
GENMAB A/S08-May-202510:44:39 AM161336.50XCSE
GENMAB A/S08-May-202510:44:39 AM101336.50XCSE
GENMAB A/S08-May-202510:44:39 AM311336.50XCSE
GENMAB A/S08-May-202510:45:41 AM251334.50XCSE
GENMAB A/S08-May-202510:45:41 AM31334.50XCSE
GENMAB A/S08-May-202510:45:49 AM271334.00XCSE
GENMAB A/S08-May-202510:50:54 AM271335.50XCSE
GENMAB A/S08-May-202510:50:54 AM271335.00XCSE
GENMAB A/S08-May-202510:50:54 AM261334.50XCSE
GENMAB A/S08-May-202510:51:19 AM351335.00XCSE
80



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202510:51:19 AM361336.00XCSE
GENMAB A/S08-May-202510:51:19 AM381335.50XCSE
GENMAB A/S08-May-202511:00:25 AM811337.50XCSE
GENMAB A/S08-May-202511:05:51 AM811343.00XCSE
GENMAB A/S08-May-202511:06:38 AM771342.50XCSE
GENMAB A/S08-May-202511:06:38 AM781342.00XCSE
GENMAB A/S08-May-202511:06:38 AM141341.50XCSE
GENMAB A/S08-May-202511:06:38 AM651341.50XCSE
GENMAB A/S08-May-202511:06:41 AM551341.00XCSE
GENMAB A/S08-May-202511:13:41 AM721342.50XCSE
GENMAB A/S08-May-202511:13:41 AM631342.00XCSE
GENMAB A/S08-May-202511:13:41 AM521341.50XCSE
GENMAB A/S08-May-202511:18:12 AM321341.00XCSE
GENMAB A/S08-May-202511:18:12 AM331340.50XCSE
GENMAB A/S08-May-202511:18:24 AM311340.00XCSE
GENMAB A/S08-May-202511:20:58 AM301340.00XCSE
GENMAB A/S08-May-202511:20:58 AM311339.50XCSE
GENMAB A/S08-May-202511:20:58 AM301339.00XCSE
GENMAB A/S08-May-202511:20:58 AM371338.50XCSE
GENMAB A/S08-May-202511:23:42 AM221336.50XCSE
GENMAB A/S08-May-202511:23:42 AM121336.50XCSE
GENMAB A/S08-May-202511:24:11 AM351336.00XCSE
GENMAB A/S08-May-202511:28:35 AM361336.50XCSE
GENMAB A/S08-May-202511:28:55 AM11336.00XCSE
GENMAB A/S08-May-202511:28:55 AM381336.00XCSE
GENMAB A/S08-May-202511:29:56 AM111337.00XCSE
GENMAB A/S08-May-202511:29:56 AM201337.00XCSE
GENMAB A/S08-May-202511:30:52 AM261336.50XCSE
GENMAB A/S08-May-202511:33:54 AM261336.00XCSE
GENMAB A/S08-May-202511:35:30 AM521337.50XCSE
GENMAB A/S08-May-202511:38:31 AM621339.00XCSE
GENMAB A/S08-May-202511:38:46 AM701338.50XCSE
GENMAB A/S08-May-202511:44:38 AM321339.00XCSE
GENMAB A/S08-May-202511:44:38 AM521338.50XCSE
GENMAB A/S08-May-202511:44:48 AM441338.00XCSE
GENMAB A/S08-May-202511:44:48 AM211338.00XCSE
GENMAB A/S08-May-202511:46:50 AM311335.50XCSE
GENMAB A/S08-May-202511:46:51 AM341335.00XCSE
GENMAB A/S08-May-202511:49:39 AM281334.00XCSE
GENMAB A/S08-May-202511:49:55 AM261333.50XCSE
GENMAB A/S08-May-202511:50:14 AM261332.00XCSE
GENMAB A/S08-May-202511:50:14 AM31332.00XCSE
81



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202511:50:18 AM261333.50XCSE
GENMAB A/S08-May-202511:51:53 AM271331.00XCSE
GENMAB A/S08-May-202511:57:58 AM441334.00XCSE
GENMAB A/S08-May-202511:57:58 AM301333.50XCSE
GENMAB A/S08-May-202511:57:58 AM161333.50XCSE
GENMAB A/S08-May-202511:59:37 AM141335.00XCSE
GENMAB A/S08-May-202511:59:40 AM281335.50XCSE
GENMAB A/S08-May-202512:02:09 PM211335.00XCSE
GENMAB A/S08-May-202512:02:32 PM281334.50XCSE
GENMAB A/S08-May-202512:05:22 PM291335.00XCSE
GENMAB A/S08-May-202512:05:24 PM201334.50XCSE
GENMAB A/S08-May-202512:07:04 PM91334.50XCSE
GENMAB A/S08-May-202512:07:12 PM281334.00XCSE
GENMAB A/S08-May-202512:07:12 PM391335.00XCSE
GENMAB A/S08-May-202512:09:49 PM261334.50XCSE
GENMAB A/S08-May-202512:12:49 PM261333.50XCSE
GENMAB A/S08-May-202512:13:11 PM11333.00XCSE
GENMAB A/S08-May-202512:13:11 PM121333.00XCSE
GENMAB A/S08-May-202512:13:11 PM281333.00XCSE
GENMAB A/S08-May-202512:17:26 PM281334.00XCSE
GENMAB A/S08-May-202512:18:10 PM261333.50XCSE
GENMAB A/S08-May-202512:21:05 PM441332.50XCSE
GENMAB A/S08-May-202512:31:05 PM311331.00XCSE
GENMAB A/S08-May-202512:31:28 PM281330.50XCSE
GENMAB A/S08-May-202512:33:03 PM261329.50XCSE
GENMAB A/S08-May-202512:35:57 PM361330.50XCSE
GENMAB A/S08-May-202512:39:26 PM271331.50XCSE
GENMAB A/S08-May-202512:45:50 PM511332.00XCSE
GENMAB A/S08-May-202512:51:22 PM421332.00XCSE
GENMAB A/S08-May-202512:51:30 PM221331.50XCSE
GENMAB A/S08-May-202512:51:30 PM291331.50XCSE
GENMAB A/S08-May-202512:52:11 PM431332.00XCSE
GENMAB A/S08-May-202512:52:11 PM71332.00XCSE
GENMAB A/S08-May-202512:54:16 PM31331.50XCSE
GENMAB A/S08-May-202512:59:05 PM611334.50XCSE
GENMAB A/S08-May-202513:02:06 PM231334.00XCSE
GENMAB A/S08-May-202513:02:06 PM311334.00XCSE
GENMAB A/S08-May-202513:02:11 PM561333.50XCSE
GENMAB A/S08-May-202513:04:03 PM361335.50XCSE
GENMAB A/S08-May-202513:04:03 PM321335.50XCSE
GENMAB A/S08-May-202513:04:03 PM151335.50XCSE
GENMAB A/S08-May-202513:04:03 PM141335.50XCSE
82



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202513:04:38 PM91335.50XCSE
GENMAB A/S08-May-202513:04:38 PM651335.00XCSE
GENMAB A/S08-May-202513:04:38 PM441334.50XCSE
GENMAB A/S08-May-202513:04:38 PM271334.00XCSE
GENMAB A/S08-May-202513:05:00 PM121334.00XCSE
GENMAB A/S08-May-202513:05:00 PM231334.00XCSE
GENMAB A/S08-May-202513:05:29 PM281330.50XCSE
GENMAB A/S08-May-202513:05:29 PM291330.00XCSE
GENMAB A/S08-May-202513:05:29 PM361330.50XCSE
GENMAB A/S08-May-202513:07:49 PM771332.00XCSE
GENMAB A/S08-May-202513:07:49 PM761331.50XCSE
GENMAB A/S08-May-202513:10:02 PM811331.50XCSE
GENMAB A/S08-May-202513:10:02 PM41331.00XCSE
GENMAB A/S08-May-202513:10:02 PM21331.00XCSE
GENMAB A/S08-May-202513:10:02 PM711331.00XCSE
GENMAB A/S08-May-202513:14:23 PM791336.00XCSE
GENMAB A/S08-May-202513:15:03 PM411336.00XCSE
GENMAB A/S08-May-202513:15:28 PM121335.50XCSE
GENMAB A/S08-May-202513:15:28 PM11335.50XCSE
GENMAB A/S08-May-202513:15:28 PM671335.50XCSE
GENMAB A/S08-May-202513:20:34 PM101337.50XCSE
GENMAB A/S08-May-202513:20:34 PM11337.50XCSE
GENMAB A/S08-May-202513:20:34 PM451337.50XCSE
GENMAB A/S08-May-202513:25:01 PM541337.00XCSE
GENMAB A/S08-May-202513:25:01 PM231337.50XCSE
GENMAB A/S08-May-202513:25:01 PM351337.50XCSE
GENMAB A/S08-May-202513:25:07 PM141337.50XCSE
GENMAB A/S08-May-202513:25:30 PM651337.00XCSE
GENMAB A/S08-May-202513:25:30 PM61336.50XCSE
GENMAB A/S08-May-202513:25:30 PM441336.50XCSE
GENMAB A/S08-May-202513:30:01 PM261337.00XCSE
GENMAB A/S08-May-202513:30:01 PM271336.50XCSE
GENMAB A/S08-May-202513:33:03 PM271337.00XCSE
GENMAB A/S08-May-202513:33:03 PM41336.50XCSE
GENMAB A/S08-May-202513:33:11 PM221336.50XCSE
GENMAB A/S08-May-202513:34:59 PM271336.50XCSE
GENMAB A/S08-May-202513:38:24 PM331336.00XCSE
GENMAB A/S08-May-202513:42:38 PM331335.50XCSE
GENMAB A/S08-May-202513:45:12 PM151338.50XCSE
GENMAB A/S08-May-202513:45:15 PM471338.50XCSE
GENMAB A/S08-May-202513:53:06 PM811341.50XCSE
GENMAB A/S08-May-202513:54:12 PM181346.00XCSE
83



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202513:54:12 PM591346.00XCSE
GENMAB A/S08-May-202513:54:12 PM801345.50XCSE
GENMAB A/S08-May-202513:54:12 PM801345.00XCSE
GENMAB A/S08-May-202513:54:13 PM331345.50XCSE
GENMAB A/S08-May-202513:54:13 PM261345.00XCSE
GENMAB A/S08-May-202513:55:40 PM291345.50XCSE
GENMAB A/S08-May-202513:56:39 PM321346.50XCSE
GENMAB A/S08-May-202513:58:13 PM321345.50XCSE
GENMAB A/S08-May-202513:58:13 PM31345.00XCSE
GENMAB A/S08-May-202513:58:13 PM261345.00XCSE
GENMAB A/S08-May-202513:59:53 PM201344.00XCSE
GENMAB A/S08-May-202513:59:53 PM101344.00XCSE
GENMAB A/S08-May-202514:02:21 PM291344.50XCSE
GENMAB A/S08-May-202514:03:17 PM261344.00XCSE
GENMAB A/S08-May-202514:05:34 PM271343.50XCSE
GENMAB A/S08-May-202514:06:28 PM261343.00XCSE
GENMAB A/S08-May-202514:06:30 PM61342.50XCSE
GENMAB A/S08-May-202514:06:30 PM201342.50XCSE
GENMAB A/S08-May-202514:06:41 PM311342.50XCSE
GENMAB A/S08-May-202514:06:42 PM121342.00XCSE
GENMAB A/S08-May-202514:06:42 PM301342.00XCSE
GENMAB A/S08-May-202514:10:11 PM281341.50XCSE
GENMAB A/S08-May-202514:14:08 PM151342.50XCSE
GENMAB A/S08-May-202514:14:08 PM321342.50XCSE
GENMAB A/S08-May-202514:14:08 PM521342.00XCSE
GENMAB A/S08-May-202514:14:51 PM451341.50XCSE
GENMAB A/S08-May-202514:15:54 PM631341.00XCSE
GENMAB A/S08-May-202514:16:18 PM151340.50XCSE
GENMAB A/S08-May-202514:16:18 PM281340.50XCSE
GENMAB A/S08-May-202514:16:29 PM151340.00XCSE
GENMAB A/S08-May-202514:16:29 PM141340.00XCSE
GENMAB A/S08-May-202514:16:40 PM151339.50XCSE
GENMAB A/S08-May-202514:17:14 PM151340.00XCSE
GENMAB A/S08-May-202514:18:48 PM41337.50XCSE
GENMAB A/S08-May-202514:19:00 PM111337.50XCSE
GENMAB A/S08-May-202514:19:00 PM221337.50XCSE
GENMAB A/S08-May-202514:19:22 PM371337.00XCSE
GENMAB A/S08-May-202514:22:13 PM161338.00XCSE
GENMAB A/S08-May-202514:22:15 PM181338.00XCSE
GENMAB A/S08-May-202514:22:25 PM161337.50XCSE
GENMAB A/S08-May-202514:22:25 PM191337.50XCSE
GENMAB A/S08-May-202514:22:37 PM11337.50XCSE
84



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202514:22:51 PM151337.00XCSE
GENMAB A/S08-May-202514:22:51 PM201337.00XCSE
GENMAB A/S08-May-202514:24:26 PM151338.00XCSE
GENMAB A/S08-May-202514:24:26 PM111338.00XCSE
GENMAB A/S08-May-202514:24:37 PM151337.50XCSE
GENMAB A/S08-May-202514:25:48 PM71338.50XCSE
GENMAB A/S08-May-202514:26:45 PM151338.50XCSE
GENMAB A/S08-May-202514:26:56 PM111338.50XCSE
GENMAB A/S08-May-202514:29:39 PM571339.00XCSE
GENMAB A/S08-May-202514:30:30 PM551338.50XCSE
GENMAB A/S08-May-202514:31:07 PM151338.00XCSE
GENMAB A/S08-May-202514:31:07 PM121338.00XCSE
GENMAB A/S08-May-202514:31:58 PM161337.50XCSE
GENMAB A/S08-May-202514:31:58 PM211337.50XCSE
GENMAB A/S08-May-202514:32:12 PM161337.00XCSE
GENMAB A/S08-May-202514:32:12 PM141337.00XCSE
GENMAB A/S08-May-202514:33:20 PM151336.50XCSE
GENMAB A/S08-May-202514:33:33 PM151336.50XCSE
GENMAB A/S08-May-202514:34:26 PM31336.50XCSE
GENMAB A/S08-May-202514:35:29 PM141337.00XCSE
GENMAB A/S08-May-202514:35:38 PM221337.00XCSE
GENMAB A/S08-May-202514:35:55 PM151336.50XCSE
GENMAB A/S08-May-202514:35:55 PM111336.50XCSE
GENMAB A/S08-May-202514:36:08 PM151336.00XCSE
GENMAB A/S08-May-202514:37:10 PM151336.50XCSE
GENMAB A/S08-May-202514:37:10 PM131336.50XCSE
GENMAB A/S08-May-202514:37:24 PM171336.00XCSE
GENMAB A/S08-May-202514:37:26 PM261335.50XCSE
GENMAB A/S08-May-202514:39:37 PM381332.00XCSE
GENMAB A/S08-May-202514:40:01 PM341331.50XCSE
GENMAB A/S08-May-202514:40:06 PM151331.00XCSE
GENMAB A/S08-May-202514:40:06 PM121331.00XCSE
GENMAB A/S08-May-202514:42:51 PM301332.50XCSE
GENMAB A/S08-May-202514:42:53 PM261332.00XCSE
GENMAB A/S08-May-202514:42:56 PM291331.50XCSE
GENMAB A/S08-May-202514:42:59 PM361331.00XCSE
GENMAB A/S08-May-202514:44:33 PM381329.50XCSE
GENMAB A/S08-May-202514:45:18 PM321329.50XCSE
GENMAB A/S08-May-202514:46:18 PM291331.50XCSE
GENMAB A/S08-May-202514:49:57 PM531331.50XCSE
GENMAB A/S08-May-202514:49:57 PM431331.00XCSE
GENMAB A/S08-May-202514:49:57 PM291330.50XCSE
85



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202514:51:46 PM261333.00XCSE
GENMAB A/S08-May-202514:53:00 PM261332.50XCSE
GENMAB A/S08-May-202514:53:00 PM281332.00XCSE
GENMAB A/S08-May-202514:54:05 PM41333.00XCSE
GENMAB A/S08-May-202514:54:06 PM221333.00XCSE
GENMAB A/S08-May-202514:54:18 PM321333.00XCSE
GENMAB A/S08-May-202514:54:18 PM271332.50XCSE
GENMAB A/S08-May-202514:58:39 PM271330.50XCSE
GENMAB A/S08-May-202515:00:02 PM311330.00XCSE
GENMAB A/S08-May-202515:00:05 PM261329.50XCSE
GENMAB A/S08-May-202515:00:09 PM421329.00XCSE
GENMAB A/S08-May-202515:00:21 PM451328.50XCSE
GENMAB A/S08-May-202515:01:35 PM271328.00XCSE
GENMAB A/S08-May-202515:01:35 PM121327.50XCSE
GENMAB A/S08-May-202515:02:03 PM381329.00XCSE
GENMAB A/S08-May-202515:04:49 PM421327.00XCSE
GENMAB A/S08-May-202515:05:01 PM81326.50XCSE
GENMAB A/S08-May-202515:05:01 PM251326.50XCSE
GENMAB A/S08-May-202515:05:16 PM261325.00XCSE
GENMAB A/S08-May-202515:06:23 PM11322.00XCSE
GENMAB A/S08-May-202515:06:23 PM251322.00XCSE
GENMAB A/S08-May-202515:06:23 PM311321.50XCSE
GENMAB A/S08-May-202515:06:57 PM61320.00XCSE
GENMAB A/S08-May-202515:06:57 PM211320.00XCSE
GENMAB A/S08-May-202515:07:59 PM261318.50XCSE
GENMAB A/S08-May-202515:08:54 PM151318.50XCSE
GENMAB A/S08-May-202515:09:22 PM11321.50XCSE
GENMAB A/S08-May-202515:09:22 PM261321.50XCSE
GENMAB A/S08-May-202515:11:14 PM271316.00XCSE
GENMAB A/S08-May-202515:11:14 PM11315.50XCSE
GENMAB A/S08-May-202515:11:16 PM191315.50XCSE
GENMAB A/S08-May-202515:11:26 PM101315.00XCSE
GENMAB A/S08-May-202515:11:26 PM241315.00XCSE
GENMAB A/S08-May-202515:12:32 PM331312.50XCSE
GENMAB A/S08-May-202515:13:12 PM151312.00XCSE
GENMAB A/S08-May-202515:13:12 PM151312.00XCSE
GENMAB A/S08-May-202515:14:24 PM281316.00XCSE
GENMAB A/S08-May-202515:14:29 PM301315.50XCSE
GENMAB A/S08-May-202515:16:19 PM401318.00XCSE
GENMAB A/S08-May-202515:17:56 PM151317.50XCSE
GENMAB A/S08-May-202515:17:56 PM121317.50XCSE
GENMAB A/S08-May-202515:18:03 PM291317.00XCSE
86



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202515:18:32 PM151316.50XCSE
GENMAB A/S08-May-202515:18:40 PM171316.50XCSE
GENMAB A/S08-May-202515:18:41 PM21316.50XCSE
GENMAB A/S08-May-202515:19:06 PM351321.00XCSE
GENMAB A/S08-May-202515:19:06 PM91320.50XCSE
GENMAB A/S08-May-202515:19:06 PM11320.50XCSE
GENMAB A/S08-May-202515:19:06 PM281320.50XCSE
GENMAB A/S08-May-202515:20:02 PM271320.50XCSE
GENMAB A/S08-May-202515:21:04 PM381320.00XCSE
GENMAB A/S08-May-202515:21:04 PM261319.50XCSE
GENMAB A/S08-May-202515:21:04 PM271319.00XCSE
GENMAB A/S08-May-202515:21:29 PM261319.50XCSE
GENMAB A/S08-May-202515:22:18 PM261319.00XCSE
GENMAB A/S08-May-202515:22:18 PM11318.50XCSE
GENMAB A/S08-May-202515:22:18 PM271318.50XCSE
GENMAB A/S08-May-202515:24:11 PM161317.50XCSE
GENMAB A/S08-May-202515:24:13 PM131317.50XCSE
GENMAB A/S08-May-202515:24:28 PM151317.00XCSE
GENMAB A/S08-May-202515:24:31 PM41317.00XCSE
GENMAB A/S08-May-202515:24:31 PM71317.00XCSE
GENMAB A/S08-May-202515:24:47 PM151316.50XCSE
GENMAB A/S08-May-202515:25:04 PM141316.50XCSE
GENMAB A/S08-May-202515:25:23 PM151316.00XCSE
GENMAB A/S08-May-202515:25:32 PM161316.00XCSE
GENMAB A/S08-May-202515:25:50 PM41316.00XCSE
GENMAB A/S08-May-202515:26:00 PM181315.50XCSE
GENMAB A/S08-May-202515:27:08 PM171317.50XCSE
GENMAB A/S08-May-202515:27:08 PM201317.50XCSE
GENMAB A/S08-May-202515:27:08 PM221317.50XCSE
GENMAB A/S08-May-202515:27:08 PM31317.50XCSE
GENMAB A/S08-May-202515:27:40 PM471318.00XCSE
GENMAB A/S08-May-202515:27:40 PM81318.00XCSE
GENMAB A/S08-May-202515:27:50 PM241317.50XCSE
GENMAB A/S08-May-202515:27:50 PM131317.50XCSE
GENMAB A/S08-May-202515:27:50 PM201317.50XCSE
GENMAB A/S08-May-202515:27:50 PM71317.50XCSE
GENMAB A/S08-May-202515:28:00 PM691317.00XCSE
GENMAB A/S08-May-202515:29:59 PM441320.00XCSE
GENMAB A/S08-May-202515:30:00 PM101320.50XCSE
GENMAB A/S08-May-202515:30:02 PM181320.50XCSE
GENMAB A/S08-May-202515:30:06 PM401320.50XCSE
87



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202515:30:10 PM321319.50XCSE
GENMAB A/S08-May-202515:30:10 PM311319.00XCSE
GENMAB A/S08-May-202515:30:29 PM261310.50XCSE
GENMAB A/S08-May-202515:30:39 PM101309.00XCSE
GENMAB A/S08-May-202515:30:51 PM291313.00XCSE
GENMAB A/S08-May-202515:30:51 PM261312.50XCSE
GENMAB A/S08-May-202515:30:58 PM261313.50XCSE
GENMAB A/S08-May-202515:31:17 PM321315.50XCSE
GENMAB A/S08-May-202515:31:17 PM281315.00XCSE
GENMAB A/S08-May-202515:31:17 PM291314.50XCSE
GENMAB A/S08-May-202515:31:40 PM321314.50XCSE
GENMAB A/S08-May-202515:31:40 PM271314.00XCSE
GENMAB A/S08-May-202515:31:57 PM111313.50XCSE
GENMAB A/S08-May-202515:31:57 PM191313.50XCSE
GENMAB A/S08-May-202515:32:40 PM391314.50XCSE
GENMAB A/S08-May-202515:32:40 PM431314.00XCSE
GENMAB A/S08-May-202515:32:40 PM71313.50XCSE
GENMAB A/S08-May-202515:32:40 PM381313.50XCSE
GENMAB A/S08-May-202515:32:40 PM271313.00XCSE
GENMAB A/S08-May-202515:33:11 PM61315.50XCSE
GENMAB A/S08-May-202515:33:11 PM241315.50XCSE
GENMAB A/S08-May-202515:33:11 PM311315.00XCSE
GENMAB A/S08-May-202515:33:11 PM261314.50XCSE
GENMAB A/S08-May-202515:33:32 PM311316.50XCSE
GENMAB A/S08-May-202515:33:37 PM301314.00XCSE
GENMAB A/S08-May-202515:34:03 PM331314.00XCSE
GENMAB A/S08-May-202515:34:06 PM21313.50XCSE
GENMAB A/S08-May-202515:34:06 PM11313.50XCSE
GENMAB A/S08-May-202515:34:06 PM281313.50XCSE
GENMAB A/S08-May-202515:34:06 PM91313.00XCSE
GENMAB A/S08-May-202515:34:06 PM181313.00XCSE
GENMAB A/S08-May-202515:34:26 PM151310.00XCSE
GENMAB A/S08-May-202515:34:26 PM121310.00XCSE
GENMAB A/S08-May-202515:35:00 PM331310.50XCSE
GENMAB A/S08-May-202515:35:00 PM41310.00XCSE
GENMAB A/S08-May-202515:35:00 PM281310.00XCSE
GENMAB A/S08-May-202515:35:08 PM341309.50XCSE
GENMAB A/S08-May-202515:35:08 PM321309.00XCSE
GENMAB A/S08-May-202515:35:08 PM11308.50XCSE
GENMAB A/S08-May-202515:35:08 PM251308.50XCSE
GENMAB A/S08-May-202515:35:46 PM121303.00XCSE
GENMAB A/S08-May-202515:35:46 PM211303.00XCSE
88



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202515:35:46 PM81302.50XCSE
GENMAB A/S08-May-202515:36:29 PM211309.00XCSE
GENMAB A/S08-May-202515:36:29 PM141309.00XCSE
GENMAB A/S08-May-202515:37:11 PM341310.00XCSE
GENMAB A/S08-May-202515:37:11 PM321309.50XCSE
GENMAB A/S08-May-202515:37:11 PM281309.00XCSE
GENMAB A/S08-May-202515:37:31 PM271308.00XCSE
GENMAB A/S08-May-202515:37:52 PM101308.50XCSE
GENMAB A/S08-May-202515:38:02 PM331309.00XCSE
GENMAB A/S08-May-202515:38:34 PM281303.50XCSE
GENMAB A/S08-May-202515:38:34 PM271303.00XCSE
GENMAB A/S08-May-202515:38:55 PM271301.00XCSE
GENMAB A/S08-May-202515:39:36 PM141302.00XCSE
GENMAB A/S08-May-202515:39:36 PM171302.00XCSE
GENMAB A/S08-May-202515:39:36 PM261301.50XCSE
GENMAB A/S08-May-202515:39:58 PM291301.00XCSE
GENMAB A/S08-May-202515:40:05 PM311300.50XCSE
GENMAB A/S08-May-202515:40:33 PM271301.50XCSE
GENMAB A/S08-May-202515:40:33 PM321301.00XCSE
GENMAB A/S08-May-202515:41:31 PM321301.00XCSE
GENMAB A/S08-May-202515:41:31 PM11300.50XCSE
GENMAB A/S08-May-202515:41:31 PM301300.50XCSE
GENMAB A/S08-May-202515:41:49 PM341297.50XCSE
GENMAB A/S08-May-202515:41:49 PM11297.00XCSE
GENMAB A/S08-May-202515:41:49 PM341297.00XCSE
GENMAB A/S08-May-202515:42:22 PM311297.00XCSE
GENMAB A/S08-May-202515:42:48 PM181294.50XCSE
GENMAB A/S08-May-202515:42:58 PM281293.00XCSE
GENMAB A/S08-May-202515:43:14 PM351294.00XCSE
GENMAB A/S08-May-202515:43:43 PM321292.50XCSE
GENMAB A/S08-May-202515:43:51 PM101291.50XCSE
GENMAB A/S08-May-202515:44:14 PM261290.00XCSE
GENMAB A/S08-May-202515:44:14 PM201289.50XCSE
GENMAB A/S08-May-202515:44:50 PM71288.50XCSE
GENMAB A/S08-May-202515:44:50 PM11288.50XCSE
GENMAB A/S08-May-202515:44:52 PM181288.50XCSE
GENMAB A/S08-May-202515:44:59 PM271288.50XCSE
GENMAB A/S08-May-202515:45:03 PM151288.00XCSE
GENMAB A/S08-May-202515:45:03 PM81288.00XCSE
GENMAB A/S08-May-202515:45:03 PM111288.00XCSE
GENMAB A/S08-May-202515:45:20 PM291290.00XCSE
GENMAB A/S08-May-202515:45:20 PM331289.50XCSE
89



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202515:45:59 PM291290.00XCSE
GENMAB A/S08-May-202515:46:22 PM271290.50XCSE
GENMAB A/S08-May-202515:46:23 PM41288.50XCSE
GENMAB A/S08-May-202515:46:23 PM41288.50XCSE
GENMAB A/S08-May-202515:46:23 PM61288.50XCSE
GENMAB A/S08-May-202515:46:23 PM51288.50XCSE
GENMAB A/S08-May-202515:46:23 PM21288.50XCSE
GENMAB A/S08-May-202515:46:40 PM191286.00XCSE
GENMAB A/S08-May-202515:47:07 PM271284.50XCSE
GENMAB A/S08-May-202515:47:15 PM261285.00XCSE
GENMAB A/S08-May-202515:47:52 PM381284.50XCSE
GENMAB A/S08-May-202515:47:52 PM331284.00XCSE
GENMAB A/S08-May-202515:48:24 PM351283.50XCSE
GENMAB A/S08-May-202515:49:14 PM361283.50XCSE
GENMAB A/S08-May-202515:49:14 PM21283.50XCSE
GENMAB A/S08-May-202515:49:14 PM371283.00XCSE
GENMAB A/S08-May-202515:49:14 PM211282.50XCSE
GENMAB A/S08-May-202515:49:37 PM261286.50XCSE
GENMAB A/S08-May-202515:49:57 PM331288.00XCSE
GENMAB A/S08-May-202515:49:57 PM101287.50XCSE
GENMAB A/S08-May-202515:50:09 PM381287.00XCSE
GENMAB A/S08-May-202515:50:22 PM321289.00XCSE
GENMAB A/S08-May-202515:51:01 PM351289.50XCSE
GENMAB A/S08-May-202515:51:01 PM41289.00XCSE
GENMAB A/S08-May-202515:51:01 PM331289.00XCSE
GENMAB A/S08-May-202515:51:34 PM361287.50XCSE
GENMAB A/S08-May-202515:51:34 PM241287.00XCSE
GENMAB A/S08-May-202515:51:34 PM21287.00XCSE
GENMAB A/S08-May-202515:52:07 PM341288.50XCSE
GENMAB A/S08-May-202515:52:07 PM361288.00XCSE
GENMAB A/S08-May-202515:52:37 PM291289.00XCSE
GENMAB A/S08-May-202515:52:37 PM91288.50XCSE
GENMAB A/S08-May-202515:52:37 PM221288.50XCSE
GENMAB A/S08-May-202515:53:15 PM321289.00XCSE
GENMAB A/S08-May-202515:53:16 PM41288.50XCSE
GENMAB A/S08-May-202515:53:16 PM11288.50XCSE
GENMAB A/S08-May-202515:53:16 PM111288.50XCSE
GENMAB A/S08-May-202515:53:16 PM101288.50XCSE
GENMAB A/S08-May-202515:53:51 PM281291.50XCSE
GENMAB A/S08-May-202515:54:15 PM271293.50XCSE
GENMAB A/S08-May-202515:55:01 PM541299.00XCSE
GENMAB A/S08-May-202515:55:02 PM591298.50XCSE
90



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202515:55:25 PM331299.00XCSE
GENMAB A/S08-May-202515:55:25 PM261298.50XCSE
GENMAB A/S08-May-202515:55:42 PM301299.00XCSE
GENMAB A/S08-May-202515:56:07 PM261300.00XCSE
GENMAB A/S08-May-202515:56:08 PM21299.50XCSE
GENMAB A/S08-May-202515:56:08 PM291299.50XCSE
GENMAB A/S08-May-202515:56:08 PM11299.50XCSE
GENMAB A/S08-May-202515:56:08 PM11299.50XCSE
GENMAB A/S08-May-202515:56:27 PM341299.00XCSE
GENMAB A/S08-May-202515:56:27 PM311298.50XCSE
GENMAB A/S08-May-202515:58:06 PM51302.00XCSE
GENMAB A/S08-May-202515:58:06 PM11302.00XCSE
GENMAB A/S08-May-202515:58:31 PM551304.50XCSE
GENMAB A/S08-May-202515:58:31 PM561304.00XCSE
GENMAB A/S08-May-202515:58:31 PM471303.50XCSE
GENMAB A/S08-May-202515:58:31 PM81303.50XCSE
GENMAB A/S08-May-202515:58:31 PM491303.00XCSE
GENMAB A/S08-May-202515:59:02 PM281302.00XCSE
GENMAB A/S08-May-202515:59:02 PM201301.50XCSE
GENMAB A/S08-May-202515:59:02 PM81301.50XCSE
GENMAB A/S08-May-202515:59:40 PM321303.00XCSE
GENMAB A/S08-May-202516:00:13 PM301304.50XCSE
GENMAB A/S08-May-202516:00:13 PM301304.00XCSE
GENMAB A/S08-May-202516:01:30 PM631304.00XCSE
GENMAB A/S08-May-202516:01:30 PM531303.50XCSE
GENMAB A/S08-May-202516:01:30 PM361303.00XCSE
GENMAB A/S08-May-202516:02:06 PM261302.00XCSE
GENMAB A/S08-May-202516:02:46 PM281301.50XCSE
GENMAB A/S08-May-202516:02:46 PM21301.00XCSE
GENMAB A/S08-May-202516:02:46 PM11301.00XCSE
GENMAB A/S08-May-202516:02:46 PM271301.00XCSE
GENMAB A/S08-May-202516:02:46 PM321300.50XCSE
GENMAB A/S08-May-202516:02:46 PM71300.00XCSE
GENMAB A/S08-May-202516:03:04 PM291301.00XCSE
GENMAB A/S08-May-202516:03:04 PM161300.50XCSE
GENMAB A/S08-May-202516:03:04 PM181300.50XCSE
GENMAB A/S08-May-202516:03:36 PM291301.50XCSE
GENMAB A/S08-May-202516:03:36 PM271302.00XCSE
GENMAB A/S08-May-202516:04:07 PM21301.00XCSE
GENMAB A/S08-May-202516:04:07 PM11301.00XCSE
GENMAB A/S08-May-202516:04:07 PM301301.00XCSE
GENMAB A/S08-May-202516:04:07 PM261300.50XCSE
91



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:04:40 PM281298.00XCSE
GENMAB A/S08-May-202516:04:58 PM171296.50XCSE
GENMAB A/S08-May-202516:04:58 PM91296.50XCSE
GENMAB A/S08-May-202516:04:58 PM201296.00XCSE
GENMAB A/S08-May-202516:05:33 PM101295.50XCSE
GENMAB A/S08-May-202516:05:33 PM311295.50XCSE
GENMAB A/S08-May-202516:06:03 PM111295.00XCSE
GENMAB A/S08-May-202516:06:03 PM161295.00XCSE
GENMAB A/S08-May-202516:06:03 PM291294.50XCSE
GENMAB A/S08-May-202516:06:03 PM171294.00XCSE
GENMAB A/S08-May-202516:07:13 PM371298.00XCSE
GENMAB A/S08-May-202516:07:13 PM41298.00XCSE
GENMAB A/S08-May-202516:07:13 PM371297.50XCSE
GENMAB A/S08-May-202516:07:28 PM131296.50XCSE
GENMAB A/S08-May-202516:07:28 PM31296.50XCSE
GENMAB A/S08-May-202516:07:28 PM191296.50XCSE
GENMAB A/S08-May-202516:07:28 PM201296.00XCSE
GENMAB A/S08-May-202516:08:34 PM31299.00XCSE
GENMAB A/S08-May-202516:08:34 PM31299.00XCSE
GENMAB A/S08-May-202516:08:34 PM341299.00XCSE
GENMAB A/S08-May-202516:08:37 PM391298.50XCSE
GENMAB A/S08-May-202516:09:05 PM351298.50XCSE
GENMAB A/S08-May-202516:09:43 PM91297.50XCSE
GENMAB A/S08-May-202516:09:45 PM181297.50XCSE
GENMAB A/S08-May-202516:09:45 PM51297.50XCSE
GENMAB A/S08-May-202516:09:49 PM331297.00XCSE
GENMAB A/S08-May-202516:09:49 PM31296.50XCSE
GENMAB A/S08-May-202516:09:49 PM301296.50XCSE
GENMAB A/S08-May-202516:10:04 PM261296.50XCSE
GENMAB A/S08-May-202516:11:12 PM101297.00XCSE
GENMAB A/S08-May-202516:11:20 PM391297.00XCSE
GENMAB A/S08-May-202516:11:49 PM281296.50XCSE
GENMAB A/S08-May-202516:11:49 PM191296.50XCSE
GENMAB A/S08-May-202516:11:49 PM271296.00XCSE
GENMAB A/S08-May-202516:11:49 PM381295.50XCSE
GENMAB A/S08-May-202516:11:49 PM81295.00XCSE
GENMAB A/S08-May-202516:11:49 PM61295.00XCSE
GENMAB A/S08-May-202516:11:49 PM51295.00XCSE
GENMAB A/S08-May-202516:11:49 PM101295.00XCSE
GENMAB A/S08-May-202516:11:49 PM61295.00XCSE
GENMAB A/S08-May-202516:12:22 PM211294.00XCSE
GENMAB A/S08-May-202516:13:05 PM401294.50XCSE
92



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:13:05 PM61294.00XCSE
GENMAB A/S08-May-202516:13:05 PM201294.00XCSE
GENMAB A/S08-May-202516:13:26 PM321294.50XCSE
GENMAB A/S08-May-202516:13:55 PM321294.00XCSE
GENMAB A/S08-May-202516:13:58 PM291295.00XCSE
GENMAB A/S08-May-202516:14:36 PM291292.50XCSE
GENMAB A/S08-May-202516:14:42 PM41292.00XCSE
GENMAB A/S08-May-202516:14:42 PM41292.00XCSE
GENMAB A/S08-May-202516:14:42 PM51292.00XCSE
GENMAB A/S08-May-202516:14:42 PM21292.00XCSE
GENMAB A/S08-May-202516:14:42 PM121292.00XCSE
GENMAB A/S08-May-202516:15:00 PM291291.50XCSE
GENMAB A/S08-May-202516:15:04 PM281291.00XCSE
GENMAB A/S08-May-202516:16:00 PM101291.00XCSE
GENMAB A/S08-May-202516:16:00 PM161291.00XCSE
GENMAB A/S08-May-202516:16:31 PM291290.50XCSE
GENMAB A/S08-May-202516:16:31 PM61290.00XCSE
GENMAB A/S08-May-202516:16:34 PM321291.50XCSE
GENMAB A/S08-May-202516:16:34 PM261291.00XCSE
GENMAB A/S08-May-202516:16:34 PM301290.50XCSE
GENMAB A/S08-May-202516:17:47 PM311290.50XCSE
GENMAB A/S08-May-202516:17:47 PM261290.00XCSE
GENMAB A/S08-May-202516:17:48 PM291292.50XCSE
GENMAB A/S08-May-202516:17:48 PM21292.50XCSE
GENMAB A/S08-May-202516:18:37 PM321289.00XCSE
GENMAB A/S08-May-202516:18:37 PM271288.50XCSE
GENMAB A/S08-May-202516:19:06 PM141289.00XCSE
GENMAB A/S08-May-202516:19:06 PM161289.00XCSE
GENMAB A/S08-May-202516:19:06 PM91288.50XCSE
GENMAB A/S08-May-202516:19:07 PM331289.00XCSE
GENMAB A/S08-May-202516:19:07 PM191288.50XCSE
GENMAB A/S08-May-202516:19:45 PM251289.00XCSE
GENMAB A/S08-May-202516:19:45 PM261289.00XCSE
GENMAB A/S08-May-202516:20:15 PM281289.00XCSE
GENMAB A/S08-May-202516:20:54 PM261289.50XCSE
GENMAB A/S08-May-202516:21:20 PM51291.00XCSE
GENMAB A/S08-May-202516:21:20 PM261291.00XCSE
GENMAB A/S08-May-202516:21:45 PM261292.00XCSE
GENMAB A/S08-May-202516:21:45 PM251291.50XCSE
GENMAB A/S08-May-202516:21:45 PM91291.50XCSE
GENMAB A/S08-May-202516:22:06 PM291293.00XCSE
GENMAB A/S08-May-202516:22:28 PM61291.50XCSE
93



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:22:28 PM11291.50XCSE
GENMAB A/S08-May-202516:22:28 PM11291.50XCSE
GENMAB A/S08-May-202516:22:28 PM51291.50XCSE
GENMAB A/S08-May-202516:22:28 PM211291.50XCSE
GENMAB A/S08-May-202516:23:04 PM81293.00XCSE
GENMAB A/S08-May-202516:23:04 PM191293.00XCSE
GENMAB A/S08-May-202516:23:09 PM301292.50XCSE
GENMAB A/S08-May-202516:23:54 PM161293.00XCSE
GENMAB A/S08-May-202516:24:49 PM591299.00XCSE
GENMAB A/S08-May-202516:24:58 PM41298.50XCSE
GENMAB A/S08-May-202516:25:16 PM201299.50XCSE
GENMAB A/S08-May-202516:25:16 PM21299.50XCSE
GENMAB A/S08-May-202516:25:16 PM21299.50XCSE
GENMAB A/S08-May-202516:25:16 PM21299.50XCSE
GENMAB A/S08-May-202516:25:16 PM51299.50XCSE
GENMAB A/S08-May-202516:25:16 PM21299.50XCSE
GENMAB A/S08-May-202516:25:16 PM71299.50XCSE
GENMAB A/S08-May-202516:25:16 PM451299.00XCSE
GENMAB A/S08-May-202516:25:16 PM261298.50XCSE
GENMAB A/S08-May-202516:25:23 PM441300.50XCSE
GENMAB A/S08-May-202516:25:39 PM361300.50XCSE
GENMAB A/S08-May-202516:26:15 PM261301.00XCSE
GENMAB A/S08-May-202516:26:38 PM281301.50XCSE
GENMAB A/S08-May-202516:26:38 PM61301.50XCSE
GENMAB A/S08-May-202516:26:44 PM301301.00XCSE
GENMAB A/S08-May-202516:27:36 PM331302.00XCSE
GENMAB A/S08-May-202516:28:27 PM311303.50XCSE
GENMAB A/S08-May-202516:28:27 PM331303.00XCSE
GENMAB A/S08-May-202516:28:27 PM291302.50XCSE
GENMAB A/S08-May-202516:28:27 PM141302.00XCSE
GENMAB A/S08-May-202516:28:27 PM31302.00XCSE
GENMAB A/S08-May-202516:28:27 PM101302.00XCSE
GENMAB A/S08-May-202516:28:55 PM271302.00XCSE
GENMAB A/S08-May-202516:29:31 PM261300.50XCSE
GENMAB A/S08-May-202516:29:41 PM321300.00XCSE
GENMAB A/S08-May-202516:29:48 PM181299.50XCSE
GENMAB A/S08-May-202516:30:01 PM231300.00XCSE
GENMAB A/S08-May-202516:30:04 PM31300.00XCSE
GENMAB A/S08-May-202516:30:32 PM271299.50XCSE
GENMAB A/S08-May-202516:30:38 PM311299.00XCSE
GENMAB A/S08-May-202516:30:42 PM321301.00XCSE
GENMAB A/S08-May-202516:31:03 PM71300.50XCSE
94



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:31:43 PM271298.50XCSE
GENMAB A/S08-May-202516:31:57 PM271300.00XCSE
GENMAB A/S08-May-202516:32:05 PM11299.50XCSE
GENMAB A/S08-May-202516:32:05 PM301299.50XCSE
GENMAB A/S08-May-202516:32:10 PM341299.00XCSE
GENMAB A/S08-May-202516:32:22 PM301300.50XCSE
GENMAB A/S08-May-202516:32:49 PM381300.50XCSE
GENMAB A/S08-May-202516:32:49 PM21300.50XCSE
GENMAB A/S08-May-202516:33:46 PM271301.00XCSE
GENMAB A/S08-May-202516:33:46 PM131300.50XCSE
GENMAB A/S08-May-202516:33:46 PM141300.50XCSE
GENMAB A/S08-May-202516:33:46 PM31300.50XCSE
GENMAB A/S08-May-202516:33:46 PM51300.50XCSE
GENMAB A/S08-May-202516:33:46 PM121300.00XCSE
GENMAB A/S08-May-202516:34:00 PM51301.50XCSE
GENMAB A/S08-May-202516:34:01 PM231301.50XCSE
GENMAB A/S08-May-202516:34:01 PM271301.00XCSE
GENMAB A/S08-May-202516:34:22 PM261302.00XCSE
GENMAB A/S08-May-202516:35:06 PM361302.00XCSE
GENMAB A/S08-May-202516:35:31 PM381301.50XCSE
GENMAB A/S08-May-202516:35:32 PM271301.00XCSE
GENMAB A/S08-May-202516:35:53 PM81299.50XCSE
GENMAB A/S08-May-202516:36:02 PM101299.50XCSE
GENMAB A/S08-May-202516:36:04 PM131299.50XCSE
GENMAB A/S08-May-202516:36:46 PM411300.00XCSE
GENMAB A/S08-May-202516:37:01 PM271299.50XCSE
GENMAB A/S08-May-202516:37:20 PM281300.00XCSE
GENMAB A/S08-May-202516:37:26 PM181300.50XCSE
GENMAB A/S08-May-202516:37:26 PM141300.50XCSE
GENMAB A/S08-May-202516:37:29 PM321300.00XCSE
GENMAB A/S08-May-202516:37:52 PM281300.50XCSE
GENMAB A/S08-May-202516:37:54 PM121300.00XCSE
GENMAB A/S08-May-202516:37:59 PM41300.50XCSE
GENMAB A/S08-May-202516:37:59 PM241300.50XCSE
GENMAB A/S08-May-202516:38:09 PM181299.50XCSE
GENMAB A/S08-May-202516:38:12 PM181299.50XCSE
GENMAB A/S08-May-202516:38:12 PM71299.50XCSE
GENMAB A/S08-May-202516:39:05 PM271300.50XCSE
GENMAB A/S08-May-202516:39:24 PM31300.00XCSE
GENMAB A/S08-May-202516:39:24 PM61300.00XCSE
GENMAB A/S08-May-202516:39:24 PM221300.00XCSE
GENMAB A/S08-May-202516:39:30 PM261299.50XCSE
95



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:39:35 PM11299.00XCSE
GENMAB A/S08-May-202516:39:40 PM181299.00XCSE
GENMAB A/S08-May-202516:39:40 PM131299.00XCSE
GENMAB A/S08-May-202516:39:50 PM431299.00XCSE
GENMAB A/S08-May-202516:40:26 PM201299.50XCSE
GENMAB A/S08-May-202516:40:26 PM61299.50XCSE
GENMAB A/S08-May-202516:40:31 PM261299.00XCSE
GENMAB A/S08-May-202516:40:31 PM201298.50XCSE
GENMAB A/S08-May-202516:40:31 PM81298.50XCSE
GENMAB A/S08-May-202516:40:37 PM261298.00XCSE
GENMAB A/S08-May-202516:41:23 PM261299.00XCSE
GENMAB A/S08-May-202516:42:48 PM11300.00XCSE
GENMAB A/S08-May-202516:42:48 PM781300.00XCSE
GENMAB A/S08-May-202516:43:28 PM731300.50XCSE
GENMAB A/S08-May-202516:43:28 PM31300.00XCSE
GENMAB A/S08-May-202516:43:28 PM551300.00XCSE
GENMAB A/S08-May-202516:43:28 PM31299.50XCSE
GENMAB A/S08-May-202516:43:28 PM71299.50XCSE
GENMAB A/S08-May-202516:43:28 PM41299.50XCSE
GENMAB A/S08-May-202516:44:00 PM651299.50XCSE
GENMAB A/S08-May-202516:44:11 PM331299.00XCSE
GENMAB A/S08-May-202516:44:16 PM261298.50XCSE
GENMAB A/S08-May-202516:45:41 PM161299.00XCSE
GENMAB A/S08-May-202516:45:41 PM191299.00XCSE
GENMAB A/S08-May-202516:45:41 PM321299.00XCSE
GENMAB A/S08-May-202516:45:41 PM521298.50XCSE
GENMAB A/S08-May-202516:45:57 PM101298.00XCSE
GENMAB A/S08-May-202516:45:57 PM111298.00XCSE
GENMAB A/S08-May-202516:45:57 PM21298.00XCSE
GENMAB A/S08-May-202516:46:00 PM41298.00XCSE
GENMAB A/S08-May-202516:46:03 PM401297.50XCSE
GENMAB A/S08-May-202516:46:03 PM371297.00XCSE
GENMAB A/S08-May-202516:46:03 PM241296.50XCSE
GENMAB A/S08-May-202516:46:03 PM181296.50XCSE
GENMAB A/S08-May-202516:46:51 PM371296.50XCSE
GENMAB A/S08-May-202516:46:55 PM41296.00XCSE
GENMAB A/S08-May-202516:46:58 PM171296.00XCSE
GENMAB A/S08-May-202516:47:02 PM151296.00XCSE
GENMAB A/S08-May-202516:47:09 PM271297.00XCSE
GENMAB A/S08-May-202516:47:20 PM41297.00XCSE
GENMAB A/S08-May-202516:47:20 PM231297.00XCSE
GENMAB A/S08-May-202516:47:37 PM311297.00XCSE
96



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:47:51 PM181297.00XCSE
GENMAB A/S08-May-202516:47:55 PM131297.00XCSE
GENMAB A/S08-May-202516:48:01 PM271296.50XCSE
GENMAB A/S08-May-202516:48:41 PM291297.50XCSE
GENMAB A/S08-May-202516:48:41 PM51297.50XCSE
GENMAB A/S08-May-202516:48:56 PM361297.50XCSE
GENMAB A/S08-May-202516:49:07 PM431297.00XCSE
GENMAB A/S08-May-202516:49:31 PM181297.00XCSE
GENMAB A/S08-May-202516:49:31 PM81297.00XCSE
GENMAB A/S08-May-202516:49:44 PM81297.50XCSE
GENMAB A/S08-May-202516:49:44 PM391297.50XCSE
GENMAB A/S08-May-202516:49:44 PM11297.50XCSE
GENMAB A/S08-May-202516:49:44 PM61297.00XCSE
GENMAB A/S08-May-202516:49:44 PM41297.00XCSE
GENMAB A/S08-May-202516:49:44 PM31297.00XCSE
GENMAB A/S08-May-202516:49:44 PM31297.00XCSE
GENMAB A/S08-May-202516:49:44 PM21297.00XCSE
GENMAB A/S08-May-202516:49:44 PM41297.00XCSE
GENMAB A/S08-May-202516:49:44 PM61297.00XCSE
GENMAB A/S08-May-202516:49:44 PM41297.00XCSE
GENMAB A/S08-May-202516:50:07 PM161297.50XCSE
GENMAB A/S08-May-202516:50:10 PM181297.50XCSE
GENMAB A/S08-May-202516:50:10 PM71297.00XCSE
GENMAB A/S08-May-202516:50:10 PM341296.50XCSE
GENMAB A/S08-May-202516:50:15 PM51297.00XCSE
GENMAB A/S08-May-202516:50:15 PM221297.00XCSE
GENMAB A/S08-May-202516:50:37 PM51296.00XCSE
GENMAB A/S08-May-202516:50:42 PM31296.00XCSE
GENMAB A/S08-May-202516:50:43 PM211296.00XCSE
GENMAB A/S08-May-202516:50:43 PM91296.00XCSE
GENMAB A/S08-May-202516:51:11 PM391296.50XCSE
GENMAB A/S08-May-202516:51:11 PM111296.50XCSE
GENMAB A/S08-May-202516:51:11 PM391296.00XCSE
GENMAB A/S08-May-202516:51:17 PM291295.50XCSE
GENMAB A/S08-May-202516:52:08 PM391296.00XCSE
GENMAB A/S08-May-202516:52:12 PM111296.00XCSE
GENMAB A/S08-May-202516:52:12 PM391296.00XCSE
GENMAB A/S08-May-202516:52:12 PM121296.00XCSE
GENMAB A/S08-May-202516:52:12 PM101296.00XCSE
GENMAB A/S08-May-202516:52:12 PM41296.00XCSE
GENMAB A/S08-May-202516:52:16 PM281295.50XCSE
GENMAB A/S08-May-202516:52:42 PM181295.00XCSE
97



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S08-May-202516:52:45 PM271295.50XCSE
GENMAB A/S08-May-202516:52:59 PM111295.50XCSE
GENMAB A/S08-May-202516:52:59 PM151295.50XCSE
GENMAB A/S08-May-202516:53:03 PM171295.50XCSE
GENMAB A/S08-May-202516:53:09 PM71295.50XCSE
GENMAB A/S08-May-202516:53:17 PM191295.50XCSE
GENMAB A/S08-May-202516:53:17 PM31295.50XCSE
GENMAB A/S08-May-202516:53:17 PM21295.50XCSE
GENMAB A/S08-May-202516:53:30 PM121296.00XCSE
GENMAB A/S08-May-202516:53:30 PM181296.00XCSE
GENMAB A/S08-May-202516:53:30 PM121296.00XCSE
GENMAB A/S08-May-202516:53:38 PM391296.00XCSE
GENMAB A/S08-May-202516:53:38 PM61296.00XCSE
GENMAB A/S08-May-202516:53:45 PM321295.50XCSE
GENMAB A/S08-May-202516:53:56 PM31295.50XCSE
GENMAB A/S08-May-202516:53:57 PM101295.50XCSE
GENMAB A/S08-May-202516:53:57 PM341295.50XCSE
GENMAB A/S09-May-202509:34:55 AM81294.50XCSE
GENMAB A/S09-May-202509:35:09 AM61295.00CEUX
GENMAB A/S09-May-202509:35:09 AM731295.00CEUX
GENMAB A/S09-May-202509:35:43 AM41295.00CEUX
GENMAB A/S09-May-202509:35:50 AM191295.00CEUX
GENMAB A/S09-May-202509:35:57 AM191295.00CEUX
GENMAB A/S09-May-202509:36:09 AM651297.00XCSE
GENMAB A/S09-May-202509:36:09 AM131297.00XCSE
GENMAB A/S09-May-202509:36:23 AM51296.50XCSE
GENMAB A/S09-May-202509:36:27 AM191296.50AQEU
GENMAB A/S09-May-202509:36:34 AM191296.50TQEX
GENMAB A/S09-May-202509:36:41 AM191297.50AQEU
GENMAB A/S09-May-202509:36:42 AM291297.00TQEX
GENMAB A/S09-May-202509:36:42 AM181297.00TQEX
GENMAB A/S09-May-202509:36:42 AM431297.00CEUX
GENMAB A/S09-May-202509:36:42 AM531297.50AQEU
GENMAB A/S09-May-202509:36:42 AM391297.00AQEU
GENMAB A/S09-May-202509:36:45 AM191297.00TQEX
GENMAB A/S09-May-202509:36:50 AM121297.00TQEX
GENMAB A/S09-May-202509:36:50 AM191297.00AQEU
GENMAB A/S09-May-202509:36:55 AM141297.00AQEU
GENMAB A/S09-May-202509:36:59 AM571297.00XCSE
GENMAB A/S09-May-202509:37:20 AM171297.00CEUX
GENMAB A/S09-May-202509:37:27 AM101297.00CEUX
GENMAB A/S09-May-202509:37:34 AM141297.00TQEX
98



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202509:38:02 AM321299.50CEUX
GENMAB A/S09-May-202509:39:03 AM61301.50XCSE
GENMAB A/S09-May-202509:39:03 AM221301.50XCSE
GENMAB A/S09-May-202509:39:10 AM331301.00XCSE
GENMAB A/S09-May-202509:39:10 AM451301.00TQEX
GENMAB A/S09-May-202509:39:10 AM351301.00CEUX
GENMAB A/S09-May-202509:39:11 AM351300.50XCSE
GENMAB A/S09-May-202509:39:11 AM431300.50TQEX
GENMAB A/S09-May-202509:39:11 AM261300.50CEUX
GENMAB A/S09-May-202509:39:14 AM471300.00TQEX
GENMAB A/S09-May-202509:39:14 AM261300.00CEUX
GENMAB A/S09-May-202509:39:14 AM251300.00AQEU
GENMAB A/S09-May-202509:39:21 AM191299.50CEUX
GENMAB A/S09-May-202509:39:24 AM171299.50CEUX
GENMAB A/S09-May-202509:39:24 AM271299.50AQEU
GENMAB A/S09-May-202509:39:35 AM431299.00XCSE
GENMAB A/S09-May-202509:39:35 AM191299.00CEUX
GENMAB A/S09-May-202509:39:35 AM131299.00CEUX
GENMAB A/S09-May-202509:39:42 AM41298.50CEUX
GENMAB A/S09-May-202509:39:42 AM191298.50CEUX
GENMAB A/S09-May-202509:39:49 AM31298.50CEUX
GENMAB A/S09-May-202509:40:00 AM301298.00CEUX
GENMAB A/S09-May-202509:40:01 AM251297.50XCSE
GENMAB A/S09-May-202509:40:12 AM191296.50CEUX
GENMAB A/S09-May-202509:40:35 AM81297.00XCSE
GENMAB A/S09-May-202509:40:35 AM221297.00XCSE
GENMAB A/S09-May-202509:40:59 AM91297.00CEUX
GENMAB A/S09-May-202509:41:05 AM191297.00CEUX
GENMAB A/S09-May-202509:41:10 AM271296.50XCSE
GENMAB A/S09-May-202509:41:22 AM321296.00XCSE
GENMAB A/S09-May-202509:41:28 AM191296.00CEUX
GENMAB A/S09-May-202509:41:57 AM191296.00XCSE
GENMAB A/S09-May-202509:41:57 AM121296.00XCSE
GENMAB A/S09-May-202509:42:03 AM191295.50XCSE
GENMAB A/S09-May-202509:42:21 AM311298.00XCSE
GENMAB A/S09-May-202509:42:21 AM441298.00XCSE
GENMAB A/S09-May-202509:43:53 AM191299.50CEUX
GENMAB A/S09-May-202509:43:58 AM661299.50XCSE
GENMAB A/S09-May-202509:43:58 AM671299.00XCSE
GENMAB A/S09-May-202509:43:58 AM121299.50CEUX
GENMAB A/S09-May-202509:43:58 AM271299.00CEUX
GENMAB A/S09-May-202509:44:02 AM81300.50XCSE
99



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202509:44:04 AM191300.50XCSE
GENMAB A/S09-May-202509:44:04 AM191300.50XCSE
GENMAB A/S09-May-202509:44:04 AM311300.50XCSE
GENMAB A/S09-May-202509:44:08 AM21300.00XCSE
GENMAB A/S09-May-202509:44:10 AM751300.00XCSE
GENMAB A/S09-May-202509:44:28 AM611301.00XCSE
GENMAB A/S09-May-202509:44:28 AM191301.00CEUX
GENMAB A/S09-May-202509:44:28 AM121301.00CEUX
GENMAB A/S09-May-202509:44:34 AM531301.50XCSE
GENMAB A/S09-May-202509:44:34 AM191301.50CEUX
GENMAB A/S09-May-202509:44:39 AM41301.50CEUX
GENMAB A/S09-May-202509:44:39 AM41301.50CEUX
GENMAB A/S09-May-202509:44:39 AM71301.50CEUX
GENMAB A/S09-May-202509:44:45 AM481301.00XCSE
GENMAB A/S09-May-202509:45:04 AM251301.00CEUX
GENMAB A/S09-May-202509:45:05 AM191300.50CEUX
GENMAB A/S09-May-202509:45:08 AM631300.50XCSE
GENMAB A/S09-May-202509:45:23 AM311299.50XCSE
GENMAB A/S09-May-202509:45:41 AM291302.00XCSE
GENMAB A/S09-May-202509:45:42 AM271303.50XCSE
GENMAB A/S09-May-202509:46:02 AM261306.50XCSE
GENMAB A/S09-May-202509:46:02 AM121306.50CEUX
GENMAB A/S09-May-202509:46:02 AM131306.50CEUX
GENMAB A/S09-May-202509:46:02 AM251306.00CEUX
GENMAB A/S09-May-202509:46:20 AM251310.00XCSE
GENMAB A/S09-May-202509:46:20 AM261310.50XCSE
GENMAB A/S09-May-202509:46:20 AM261310.50CEUX
GENMAB A/S09-May-202509:47:07 AM281310.00CEUX
GENMAB A/S09-May-202509:47:36 AM261310.00XCSE
GENMAB A/S09-May-202509:48:09 AM271309.50XCSE
GENMAB A/S09-May-202509:48:09 AM251309.50CEUX
GENMAB A/S09-May-202509:48:35 AM261311.00XCSE
GENMAB A/S09-May-202509:48:35 AM361310.50XCSE
GENMAB A/S09-May-202509:48:35 AM211310.50CEUX
GENMAB A/S09-May-202509:49:00 AM271309.00CEUX
GENMAB A/S09-May-202509:49:30 AM321309.00XCSE
GENMAB A/S09-May-202509:49:34 AM331308.50XCSE
GENMAB A/S09-May-202509:50:32 AM401310.00XCSE
GENMAB A/S09-May-202509:50:32 AM11310.00XCSE
GENMAB A/S09-May-202509:50:32 AM311310.00CEUX
GENMAB A/S09-May-202509:50:32 AM91309.50CEUX
100



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202509:50:43 AM451309.50XCSE
GENMAB A/S09-May-202509:50:43 AM171309.50CEUX
GENMAB A/S09-May-202509:50:47 AM261309.00XCSE
GENMAB A/S09-May-202509:51:11 AM11309.00XCSE
GENMAB A/S09-May-202509:51:11 AM251309.00XCSE
GENMAB A/S09-May-202509:51:11 AM321309.50CEUX
GENMAB A/S09-May-202509:52:04 AM291310.50CEUX
GENMAB A/S09-May-202509:52:05 AM381310.00XCSE
GENMAB A/S09-May-202509:52:42 AM401310.50XCSE
GENMAB A/S09-May-202509:52:58 AM201310.00XCSE
GENMAB A/S09-May-202509:52:58 AM61310.00XCSE
GENMAB A/S09-May-202509:52:58 AM31310.00CEUX
GENMAB A/S09-May-202509:52:58 AM291310.00CEUX
GENMAB A/S09-May-202509:53:17 AM251309.50CEUX
GENMAB A/S09-May-202509:53:18 AM331309.50XCSE
GENMAB A/S09-May-202509:53:40 AM331309.00XCSE
GENMAB A/S09-May-202509:53:40 AM281309.00CEUX
GENMAB A/S09-May-202509:53:41 AM321308.50XCSE
GENMAB A/S09-May-202509:54:18 AM311309.00CEUX
GENMAB A/S09-May-202509:54:28 AM271308.50XCSE
GENMAB A/S09-May-202509:54:50 AM261308.00XCSE
GENMAB A/S09-May-202509:54:51 AM271307.50XCSE
GENMAB A/S09-May-202509:54:51 AM261307.50CEUX
GENMAB A/S09-May-202509:54:52 AM251307.00XCSE
GENMAB A/S09-May-202509:55:31 AM41305.50XCSE
GENMAB A/S09-May-202509:55:31 AM31305.50XCSE
GENMAB A/S09-May-202509:55:31 AM191305.50XCSE
GENMAB A/S09-May-202509:55:31 AM301305.00XCSE
GENMAB A/S09-May-202509:55:31 AM291305.50CEUX
GENMAB A/S09-May-202509:56:16 AM271304.00XCSE
GENMAB A/S09-May-202509:56:16 AM321304.00CEUX
GENMAB A/S09-May-202509:56:17 AM161303.50XCSE
GENMAB A/S09-May-202509:56:34 AM301303.00XCSE
GENMAB A/S09-May-202509:56:34 AM271302.50XCSE
GENMAB A/S09-May-202509:56:41 AM271301.50CEUX
GENMAB A/S09-May-202509:57:52 AM381299.50XCSE
GENMAB A/S09-May-202509:57:52 AM271299.00XCSE
GENMAB A/S09-May-202509:57:52 AM291300.00CEUX
GENMAB A/S09-May-202509:57:52 AM311299.00CEUX
GENMAB A/S09-May-202509:57:52 AM271299.50AQEU
GENMAB A/S09-May-202509:57:52 AM41299.50AQEU
GENMAB A/S09-May-202509:59:24 AM291298.50CEUX
101



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:00:00 AM641298.50XCSE
GENMAB A/S09-May-202510:00:00 AM271298.50CEUX
GENMAB A/S09-May-202510:00:13 AM621298.00XCSE
GENMAB A/S09-May-202510:00:13 AM261297.50XCSE
GENMAB A/S09-May-202510:00:13 AM251298.00CEUX
GENMAB A/S09-May-202510:00:29 AM351297.00XCSE
GENMAB A/S09-May-202510:00:35 AM251296.50XCSE
GENMAB A/S09-May-202510:00:35 AM251296.00XCSE
GENMAB A/S09-May-202510:00:35 AM331296.50CEUX
GENMAB A/S09-May-202510:00:51 AM251296.50XCSE
GENMAB A/S09-May-202510:01:00 AM271296.00AQEU
GENMAB A/S09-May-202510:01:17 AM291296.00XCSE
GENMAB A/S09-May-202510:01:17 AM261296.00CEUX
GENMAB A/S09-May-202510:01:33 AM261295.00XCSE
GENMAB A/S09-May-202510:01:52 AM271295.50XCSE
GENMAB A/S09-May-202510:01:55 AM281295.00CEUX
GENMAB A/S09-May-202510:02:47 AM231296.50TQEX
GENMAB A/S09-May-202510:04:03 AM21298.50XCSE
GENMAB A/S09-May-202510:04:03 AM291298.50XCSE
GENMAB A/S09-May-202510:04:03 AM291298.50XCSE
GENMAB A/S09-May-202510:04:03 AM381299.00CEUX
GENMAB A/S09-May-202510:04:03 AM341298.50CEUX
GENMAB A/S09-May-202510:04:03 AM281298.50AQEU
GENMAB A/S09-May-202510:04:04 AM211298.00CEUX
GENMAB A/S09-May-202510:04:17 AM531298.00XCSE
GENMAB A/S09-May-202510:04:17 AM451297.50XCSE
GENMAB A/S09-May-202510:04:56 AM311297.50XCSE
GENMAB A/S09-May-202510:04:57 AM541297.00XCSE
GENMAB A/S09-May-202510:04:57 AM351296.50XCSE
GENMAB A/S09-May-202510:04:57 AM261297.00CEUX
GENMAB A/S09-May-202510:04:58 AM281296.00TQEX
GENMAB A/S09-May-202510:05:17 AM261295.00CEUX
GENMAB A/S09-May-202510:05:47 AM261295.00XCSE
GENMAB A/S09-May-202510:05:54 AM281294.50XCSE
GENMAB A/S09-May-202510:05:54 AM261294.00XCSE
GENMAB A/S09-May-202510:05:54 AM251294.50CEUX
GENMAB A/S09-May-202510:05:54 AM251294.00CEUX
GENMAB A/S09-May-202510:07:00 AM321292.50XCSE
GENMAB A/S09-May-202510:07:00 AM301292.50CEUX
GENMAB A/S09-May-202510:07:06 AM291293.00CEUX
GENMAB A/S09-May-202510:07:36 AM291292.50XCSE
GENMAB A/S09-May-202510:08:04 AM251293.50CEUX
102



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:08:12 AM11296.00CEUX
GENMAB A/S09-May-202510:08:12 AM251296.00CEUX
GENMAB A/S09-May-202510:09:22 AM641298.00XCSE
GENMAB A/S09-May-202510:09:22 AM291297.50XCSE
GENMAB A/S09-May-202510:09:22 AM411297.50XCSE
GENMAB A/S09-May-202510:09:22 AM121297.00XCSE
GENMAB A/S09-May-202510:09:22 AM31297.00XCSE
GENMAB A/S09-May-202510:09:22 AM291298.00TQEX
GENMAB A/S09-May-202510:09:22 AM51297.50TQEX
GENMAB A/S09-May-202510:09:22 AM51297.50TQEX
GENMAB A/S09-May-202510:09:22 AM41297.50TQEX
GENMAB A/S09-May-202510:09:22 AM311298.00CEUX
GENMAB A/S09-May-202510:09:22 AM91297.00CEUX
GENMAB A/S09-May-202510:09:22 AM41297.00CEUX
GENMAB A/S09-May-202510:09:22 AM31297.00CEUX
GENMAB A/S09-May-202510:09:22 AM41297.50AQEU
GENMAB A/S09-May-202510:09:22 AM51297.50AQEU
GENMAB A/S09-May-202510:09:22 AM91297.50AQEU
GENMAB A/S09-May-202510:09:22 AM91297.50AQEU
GENMAB A/S09-May-202510:10:40 AM301301.50TQEX
GENMAB A/S09-May-202510:10:40 AM341301.50CEUX
GENMAB A/S09-May-202510:10:40 AM261301.50AQEU
GENMAB A/S09-May-202510:10:41 AM641301.00XCSE
GENMAB A/S09-May-202510:10:41 AM621300.50XCSE
GENMAB A/S09-May-202510:10:41 AM711300.00XCSE
GENMAB A/S09-May-202510:10:41 AM351301.00CEUX
GENMAB A/S09-May-202510:11:17 AM51299.50XCSE
GENMAB A/S09-May-202510:12:56 AM411300.00CEUX
GENMAB A/S09-May-202510:13:27 AM691300.00XCSE
GENMAB A/S09-May-202510:13:27 AM351300.00TQEX
GENMAB A/S09-May-202510:13:27 AM391300.00CEUX
GENMAB A/S09-May-202510:13:28 AM281299.50XCSE
GENMAB A/S09-May-202510:13:28 AM391299.50CEUX
GENMAB A/S09-May-202510:13:46 AM531299.50XCSE
GENMAB A/S09-May-202510:13:46 AM281299.00XCSE
GENMAB A/S09-May-202510:13:46 AM261299.50CEUX
GENMAB A/S09-May-202510:13:47 AM291298.50XCSE
GENMAB A/S09-May-202510:13:47 AM41298.50XCSE
GENMAB A/S09-May-202510:13:47 AM31298.50XCSE
GENMAB A/S09-May-202510:13:47 AM211298.50XCSE
GENMAB A/S09-May-202510:15:27 AM401300.00XCSE
GENMAB A/S09-May-202510:15:27 AM141300.00XCSE
103



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:15:27 AM281300.00CEUX
GENMAB A/S09-May-202510:15:31 AM421300.50XCSE
GENMAB A/S09-May-202510:15:31 AM311300.50AQEU
GENMAB A/S09-May-202510:15:49 AM251300.00XCSE
GENMAB A/S09-May-202510:15:49 AM191300.00CEUX
GENMAB A/S09-May-202510:15:49 AM61300.00CEUX
GENMAB A/S09-May-202510:15:57 AM191299.50CEUX
GENMAB A/S09-May-202510:16:06 AM521299.50XCSE
GENMAB A/S09-May-202510:16:29 AM191299.00CEUX
GENMAB A/S09-May-202510:18:45 AM251299.00TQEX
GENMAB A/S09-May-202510:18:45 AM101299.00CEUX
GENMAB A/S09-May-202510:19:13 AM301299.00XCSE
GENMAB A/S09-May-202510:19:16 AM321298.50XCSE
GENMAB A/S09-May-202510:19:16 AM191298.50CEUX
GENMAB A/S09-May-202510:19:16 AM71298.50CEUX
GENMAB A/S09-May-202510:19:24 AM191298.00CEUX
GENMAB A/S09-May-202510:20:12 AM191298.50CEUX
GENMAB A/S09-May-202510:20:14 AM541298.50XCSE
GENMAB A/S09-May-202510:20:19 AM161298.50CEUX
GENMAB A/S09-May-202510:20:20 AM221298.50XCSE
GENMAB A/S09-May-202510:20:20 AM161298.50CEUX
GENMAB A/S09-May-202510:20:28 AM191298.00CEUX
GENMAB A/S09-May-202510:20:36 AM61298.00CEUX
GENMAB A/S09-May-202510:21:04 AM91298.50XCSE
GENMAB A/S09-May-202510:21:07 AM271298.50XCSE
GENMAB A/S09-May-202510:21:07 AM181298.50XCSE
GENMAB A/S09-May-202510:21:08 AM251298.50XCSE
GENMAB A/S09-May-202510:21:47 AM541299.50CEUX
GENMAB A/S09-May-202510:23:01 AM251299.50TQEX
GENMAB A/S09-May-202510:23:03 AM791299.00XCSE
GENMAB A/S09-May-202510:23:03 AM541299.00CEUX
GENMAB A/S09-May-202510:23:03 AM331298.50CEUX
GENMAB A/S09-May-202510:23:06 AM191298.50XCSE
GENMAB A/S09-May-202510:23:06 AM601298.50XCSE
GENMAB A/S09-May-202510:23:06 AM281298.50CEUX
GENMAB A/S09-May-202510:23:25 AM201298.00XCSE
GENMAB A/S09-May-202510:23:25 AM101298.00XCSE
GENMAB A/S09-May-202510:23:25 AM361298.00CEUX
GENMAB A/S09-May-202510:25:24 AM741299.00XCSE
GENMAB A/S09-May-202510:25:24 AM321299.00AQEU
GENMAB A/S09-May-202510:25:40 AM191298.50CEUX
GENMAB A/S09-May-202510:26:46 AM761300.00XCSE
104



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:28:53 AM271300.00XCSE
GENMAB A/S09-May-202510:28:53 AM81300.00XCSE
GENMAB A/S09-May-202510:28:53 AM231300.00XCSE
GENMAB A/S09-May-202510:28:53 AM891300.00XCSE
GENMAB A/S09-May-202510:28:53 AM21300.00XCSE
GENMAB A/S09-May-202510:30:08 AM771301.00XCSE
GENMAB A/S09-May-202510:30:08 AM251301.00TQEX
GENMAB A/S09-May-202510:30:08 AM771301.00CEUX
GENMAB A/S09-May-202510:30:08 AM311301.00AQEU
GENMAB A/S09-May-202510:31:59 AM191302.00XCSE
GENMAB A/S09-May-202510:31:59 AM291302.00XCSE
GENMAB A/S09-May-202510:31:59 AM141302.00XCSE
GENMAB A/S09-May-202510:31:59 AM191302.00XCSE
GENMAB A/S09-May-202510:31:59 AM421302.00XCSE
GENMAB A/S09-May-202510:32:02 AM751301.00XCSE
GENMAB A/S09-May-202510:32:02 AM761300.50XCSE
GENMAB A/S09-May-202510:32:02 AM751300.00XCSE
GENMAB A/S09-May-202510:32:02 AM251301.00TQEX
GENMAB A/S09-May-202510:32:02 AM291300.50TQEX
GENMAB A/S09-May-202510:32:02 AM801301.50CEUX
GENMAB A/S09-May-202510:32:02 AM781301.00CEUX
GENMAB A/S09-May-202510:32:02 AM771300.50CEUX
GENMAB A/S09-May-202510:32:02 AM701300.00CEUX
GENMAB A/S09-May-202510:32:16 AM381299.50XCSE
GENMAB A/S09-May-202510:32:17 AM761299.00XCSE
GENMAB A/S09-May-202510:32:29 AM291299.00AQEU
GENMAB A/S09-May-202510:32:43 AM451298.50XCSE
GENMAB A/S09-May-202510:32:43 AM191298.50XCSE
GENMAB A/S09-May-202510:33:17 AM251299.50XCSE
GENMAB A/S09-May-202510:34:02 AM271297.00XCSE
GENMAB A/S09-May-202510:34:02 AM291296.50XCSE
GENMAB A/S09-May-202510:34:02 AM361297.00CEUX
GENMAB A/S09-May-202510:34:02 AM351296.50CEUX
GENMAB A/S09-May-202510:34:12 AM281296.00XCSE
GENMAB A/S09-May-202510:34:32 AM291295.00XCSE
GENMAB A/S09-May-202510:34:32 AM271295.50AQEU
GENMAB A/S09-May-202510:34:36 AM261294.50XCSE
GENMAB A/S09-May-202510:35:56 AM191295.00XCSE
GENMAB A/S09-May-202510:35:57 AM61295.00XCSE
GENMAB A/S09-May-202510:36:12 AM181295.50AQEU
GENMAB A/S09-May-202510:36:39 AM521296.00XCSE
GENMAB A/S09-May-202510:36:39 AM271296.00CEUX
105



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:38:16 AM371295.50CEUX
GENMAB A/S09-May-202510:38:36 AM371295.50XCSE
GENMAB A/S09-May-202510:38:50 AM121295.00CEUX
GENMAB A/S09-May-202510:39:16 AM421296.00CEUX
GENMAB A/S09-May-202510:39:40 AM171295.50XCSE
GENMAB A/S09-May-202510:40:25 AM561295.50XCSE
GENMAB A/S09-May-202510:40:25 AM421295.50CEUX
GENMAB A/S09-May-202510:40:50 AM191295.00CEUX
GENMAB A/S09-May-202510:41:01 AM321295.50CEUX
GENMAB A/S09-May-202510:41:44 AM801296.00XCSE
GENMAB A/S09-May-202510:41:44 AM271296.00CEUX
GENMAB A/S09-May-202510:41:49 AM741295.50XCSE
GENMAB A/S09-May-202510:41:49 AM261295.50CEUX
GENMAB A/S09-May-202510:41:49 AM251295.50AQEU
GENMAB A/S09-May-202510:42:15 AM261296.00CEUX
GENMAB A/S09-May-202510:42:16 AM251296.00TQEX
GENMAB A/S09-May-202510:44:25 AM551295.50XCSE
GENMAB A/S09-May-202510:44:25 AM261295.50CEUX
GENMAB A/S09-May-202510:44:47 AM371296.00CEUX
GENMAB A/S09-May-202510:48:24 AM181296.50CEUX
GENMAB A/S09-May-202510:48:36 AM1011297.00XCSE
GENMAB A/S09-May-202510:48:57 AM91299.00AQEU
GENMAB A/S09-May-202510:48:57 AM201299.00AQEU
GENMAB A/S09-May-202510:49:04 AM111298.50XCSE
GENMAB A/S09-May-202510:49:20 AM691298.50XCSE
GENMAB A/S09-May-202510:49:20 AM11298.00XCSE
GENMAB A/S09-May-202510:49:20 AM11298.00XCSE
GENMAB A/S09-May-202510:49:20 AM251298.50TQEX
GENMAB A/S09-May-202510:49:20 AM661298.50CEUX
GENMAB A/S09-May-202510:49:20 AM511298.00CEUX
GENMAB A/S09-May-202510:49:21 AM11298.00XCSE
GENMAB A/S09-May-202510:49:21 AM741298.00XCSE
GENMAB A/S09-May-202510:49:27 AM131298.00CEUX
GENMAB A/S09-May-202510:50:29 AM321297.50CEUX
GENMAB A/S09-May-202510:51:04 AM81298.00XCSE
GENMAB A/S09-May-202510:51:04 AM671298.00XCSE
GENMAB A/S09-May-202510:52:02 AM291297.50CEUX
GENMAB A/S09-May-202510:52:19 AM541298.00XCSE
GENMAB A/S09-May-202510:52:19 AM51298.00XCSE
GENMAB A/S09-May-202510:52:36 AM441297.50XCSE
GENMAB A/S09-May-202510:52:36 AM341297.50XCSE
GENMAB A/S09-May-202510:52:48 AM781297.00XCSE
106



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202510:52:48 AM151297.00CEUX
GENMAB A/S09-May-202510:52:48 AM151297.00CEUX
GENMAB A/S09-May-202510:53:01 AM191296.50CEUX
GENMAB A/S09-May-202510:53:22 AM191297.00CEUX
GENMAB A/S09-May-202510:53:44 AM191297.00CEUX
GENMAB A/S09-May-202510:53:57 AM101297.00CEUX
GENMAB A/S09-May-202510:54:40 AM21297.50XCSE
GENMAB A/S09-May-202510:54:40 AM21297.50XCSE
GENMAB A/S09-May-202510:54:40 AM311297.50CEUX
GENMAB A/S09-May-202510:55:28 AM11297.50XCSE
GENMAB A/S09-May-202510:55:44 AM741297.50XCSE
GENMAB A/S09-May-202510:55:44 AM251297.50TQEX
GENMAB A/S09-May-202510:55:44 AM101297.50CEUX
GENMAB A/S09-May-202510:56:49 AM51298.00XCSE
GENMAB A/S09-May-202510:56:49 AM361298.00XCSE
GENMAB A/S09-May-202510:57:19 AM101298.00XCSE
GENMAB A/S09-May-202510:57:19 AM101298.00XCSE
GENMAB A/S09-May-202510:57:19 AM181298.00XCSE
GENMAB A/S09-May-202510:57:19 AM831298.00XCSE
GENMAB A/S09-May-202510:57:29 AM751297.00XCSE
GENMAB A/S09-May-202510:57:29 AM451297.00CEUX
GENMAB A/S09-May-202510:57:29 AM281297.00AQEU
GENMAB A/S09-May-202510:59:06 AM691297.50CEUX
GENMAB A/S09-May-202511:00:09 AM631297.50XCSE
GENMAB A/S09-May-202511:00:09 AM91297.50XCSE
GENMAB A/S09-May-202511:00:09 AM11297.50XCSE
GENMAB A/S09-May-202511:00:53 AM591298.00CEUX
GENMAB A/S09-May-202511:01:23 AM181299.00XCSE
GENMAB A/S09-May-202511:01:32 AM451298.50XCSE
GENMAB A/S09-May-202511:01:32 AM261298.50TQEX
GENMAB A/S09-May-202511:03:11 AM21299.00XCSE
GENMAB A/S09-May-202511:03:11 AM11299.00XCSE
GENMAB A/S09-May-202511:03:11 AM741299.00XCSE
GENMAB A/S09-May-202511:03:11 AM601299.00XCSE
GENMAB A/S09-May-202511:03:11 AM191299.00XCSE
GENMAB A/S09-May-202511:03:11 AM251299.00AQEU
GENMAB A/S09-May-202511:04:19 AM301299.50XCSE
GENMAB A/S09-May-202511:04:19 AM101299.50XCSE
GENMAB A/S09-May-202511:04:47 AM801299.00XCSE
GENMAB A/S09-May-202511:04:47 AM761299.00CEUX
GENMAB A/S09-May-202511:07:07 AM91302.50XCSE
GENMAB A/S09-May-202511:07:14 AM761303.00XCSE
107



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202511:07:14 AM191303.00CEUX
GENMAB A/S09-May-202511:07:14 AM611303.00CEUX
GENMAB A/S09-May-202511:07:19 AM201303.00XCSE
GENMAB A/S09-May-202511:07:42 AM801303.50CEUX
GENMAB A/S09-May-202511:08:07 AM201304.00XCSE
GENMAB A/S09-May-202511:08:07 AM561304.00XCSE
GENMAB A/S09-May-202511:08:31 AM251304.50AQEU
GENMAB A/S09-May-202511:08:32 AM331304.00XCSE
GENMAB A/S09-May-202511:08:32 AM441304.00XCSE
GENMAB A/S09-May-202511:08:32 AM641304.00CEUX
GENMAB A/S09-May-202511:08:45 AM781303.50XCSE
GENMAB A/S09-May-202511:09:22 AM781303.00XCSE
GENMAB A/S09-May-202511:09:22 AM421303.50CEUX
GENMAB A/S09-May-202511:09:22 AM761303.00CEUX
GENMAB A/S09-May-202511:11:09 AM761303.50XCSE
GENMAB A/S09-May-202511:11:09 AM151303.50CEUX
GENMAB A/S09-May-202511:11:09 AM201303.50CEUX
GENMAB A/S09-May-202511:11:22 AM801303.00XCSE
GENMAB A/S09-May-202511:11:22 AM771302.50XCSE
GENMAB A/S09-May-202511:11:22 AM191302.00XCSE
GENMAB A/S09-May-202511:11:22 AM571302.00XCSE
GENMAB A/S09-May-202511:11:22 AM251303.00TQEX
GENMAB A/S09-May-202511:11:22 AM421303.00CEUX
GENMAB A/S09-May-202511:11:22 AM571302.50CEUX
GENMAB A/S09-May-202511:11:22 AM261303.00AQEU
GENMAB A/S09-May-202511:13:07 AM31303.00XCSE
GENMAB A/S09-May-202511:13:07 AM31303.00XCSE
GENMAB A/S09-May-202511:13:07 AM191303.00XCSE
GENMAB A/S09-May-202511:13:07 AM421303.00XCSE
GENMAB A/S09-May-202511:13:12 AM541302.50XCSE
GENMAB A/S09-May-202511:13:12 AM11302.00XCSE
GENMAB A/S09-May-202511:13:12 AM11302.00XCSE
GENMAB A/S09-May-202511:13:12 AM251302.00XCSE
GENMAB A/S09-May-202511:13:12 AM251302.50CEUX
GENMAB A/S09-May-202511:13:12 AM251302.00CEUX
GENMAB A/S09-May-202511:13:16 AM11301.50XCSE
GENMAB A/S09-May-202511:13:38 AM611301.50XCSE
GENMAB A/S09-May-202511:16:12 AM41302.00XCSE
GENMAB A/S09-May-202511:16:12 AM731302.00XCSE
GENMAB A/S09-May-202511:16:12 AM491302.00CEUX
GENMAB A/S09-May-202511:16:14 AM161301.50CEUX
GENMAB A/S09-May-202511:16:15 AM751301.50XCSE
108



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202511:16:15 AM461301.00XCSE
GENMAB A/S09-May-202511:16:15 AM611300.50XCSE
GENMAB A/S09-May-202511:16:15 AM321301.50CEUX
GENMAB A/S09-May-202511:16:15 AM521301.00CEUX
GENMAB A/S09-May-202511:16:15 AM251301.50AQEU
GENMAB A/S09-May-202511:16:15 AM251301.00AQEU
GENMAB A/S09-May-202511:18:05 AM331301.00CEUX
GENMAB A/S09-May-202511:18:24 AM321301.00XCSE
GENMAB A/S09-May-202511:18:24 AM251301.00TQEX
GENMAB A/S09-May-202511:19:05 AM421301.50XCSE
GENMAB A/S09-May-202511:22:33 AM791303.00XCSE
GENMAB A/S09-May-202511:26:52 AM301303.00XCSE
GENMAB A/S09-May-202511:26:52 AM191303.00XCSE
GENMAB A/S09-May-202511:26:52 AM261303.00XCSE
GENMAB A/S09-May-202511:27:40 AM191304.00CEUX
GENMAB A/S09-May-202511:27:40 AM551304.00CEUX
GENMAB A/S09-May-202511:27:59 AM11304.50XCSE
GENMAB A/S09-May-202511:27:59 AM201304.50XCSE
GENMAB A/S09-May-202511:27:59 AM301304.50XCSE
GENMAB A/S09-May-202511:28:34 AM781304.00XCSE
GENMAB A/S09-May-202511:28:34 AM251304.00TQEX
GENMAB A/S09-May-202511:28:51 AM191303.50CEUX
GENMAB A/S09-May-202511:29:07 AM771304.50XCSE
GENMAB A/S09-May-202511:29:07 AM751304.50CEUX
GENMAB A/S09-May-202511:29:55 AM251304.00AQEU
GENMAB A/S09-May-202511:29:55 AM771304.00CEUX
GENMAB A/S09-May-202511:30:05 AM741304.00XCSE
GENMAB A/S09-May-202511:30:15 AM741303.50XCSE
GENMAB A/S09-May-202511:30:15 AM251303.50TQEX
GENMAB A/S09-May-202511:30:15 AM601303.50CEUX
GENMAB A/S09-May-202511:32:06 AM741304.50XCSE
GENMAB A/S09-May-202511:32:06 AM551304.50CEUX
GENMAB A/S09-May-202511:33:01 AM611304.50CEUX
GENMAB A/S09-May-202511:33:52 AM21304.00XCSE
GENMAB A/S09-May-202511:33:52 AM771304.00XCSE
GENMAB A/S09-May-202511:33:52 AM501303.50XCSE
GENMAB A/S09-May-202511:33:52 AM281303.50XCSE
GENMAB A/S09-May-202511:33:52 AM501304.00CEUX
GENMAB A/S09-May-202511:33:52 AM531303.50CEUX
GENMAB A/S09-May-202511:33:53 AM771303.00XCSE
GENMAB A/S09-May-202511:34:00 AM11302.50XCSE
GENMAB A/S09-May-202511:34:00 AM731302.50XCSE
109



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202511:34:00 AM201302.00XCSE
GENMAB A/S09-May-202511:34:00 AM601302.00XCSE
GENMAB A/S09-May-202511:34:39 AM191304.00XCSE
GENMAB A/S09-May-202511:34:41 AM71304.00XCSE
GENMAB A/S09-May-202511:36:01 AM511304.00XCSE
GENMAB A/S09-May-202511:36:15 AM261303.50XCSE
GENMAB A/S09-May-202511:36:15 AM281303.50CEUX
GENMAB A/S09-May-202511:36:15 AM61303.50CEUX
GENMAB A/S09-May-202511:38:16 AM261303.00CEUX
GENMAB A/S09-May-202511:39:11 AM381303.50CEUX
GENMAB A/S09-May-202511:39:52 AM191303.50XCSE
GENMAB A/S09-May-202511:39:52 AM431303.50XCSE
GENMAB A/S09-May-202511:39:52 AM71303.50CEUX
GENMAB A/S09-May-202511:42:44 AM301303.00XCSE
GENMAB A/S09-May-202511:42:44 AM251303.50AQEU
GENMAB A/S09-May-202511:42:44 AM251303.50TQEX
GENMAB A/S09-May-202511:42:44 AM371303.00CEUX
GENMAB A/S09-May-202511:42:44 AM131303.00CEUX
GENMAB A/S09-May-202511:42:47 AM311302.50XCSE
GENMAB A/S09-May-202511:42:47 AM251302.50AQEU
GENMAB A/S09-May-202511:42:47 AM321302.50CEUX
GENMAB A/S09-May-202511:42:49 AM801302.00XCSE
GENMAB A/S09-May-202511:42:49 AM321302.00CEUX
GENMAB A/S09-May-202511:42:49 AM81302.00CEUX
GENMAB A/S09-May-202511:43:49 AM21302.50XCSE
GENMAB A/S09-May-202511:43:49 AM21302.50XCSE
GENMAB A/S09-May-202511:43:49 AM761302.50XCSE
GENMAB A/S09-May-202511:44:06 AM251302.50TQEX
GENMAB A/S09-May-202511:45:28 AM121302.50CEUX
GENMAB A/S09-May-202511:45:43 AM801302.50XCSE
GENMAB A/S09-May-202511:45:43 AM191302.50CEUX
GENMAB A/S09-May-202511:45:43 AM341302.50CEUX
GENMAB A/S09-May-202511:45:46 AM761302.00XCSE
GENMAB A/S09-May-202511:45:46 AM301302.00CEUX
GENMAB A/S09-May-202511:45:46 AM71302.00CEUX
GENMAB A/S09-May-202511:47:23 AM191301.50CEUX
GENMAB A/S09-May-202511:49:18 AM741307.00XCSE
GENMAB A/S09-May-202511:49:18 AM771306.50XCSE
GENMAB A/S09-May-202511:49:18 AM551307.00CEUX
GENMAB A/S09-May-202511:49:18 AM591306.50CEUX
GENMAB A/S09-May-202511:49:20 AM771306.00XCSE
GENMAB A/S09-May-202511:49:20 AM11306.00CEUX
110



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202511:49:20 AM501306.00CEUX
GENMAB A/S09-May-202511:51:20 AM801305.50XCSE
GENMAB A/S09-May-202511:52:10 AM491305.00XCSE
GENMAB A/S09-May-202511:52:10 AM261305.00AQEU
GENMAB A/S09-May-202511:52:10 AM251305.00TQEX
GENMAB A/S09-May-202511:52:10 AM331305.00CEUX
GENMAB A/S09-May-202511:52:17 AM281304.50XCSE
GENMAB A/S09-May-202511:52:17 AM311304.50CEUX
GENMAB A/S09-May-202511:53:01 AM21304.00XCSE
GENMAB A/S09-May-202511:53:01 AM11304.00XCSE
GENMAB A/S09-May-202511:53:01 AM291304.00XCSE
GENMAB A/S09-May-202511:53:01 AM11304.00XCSE
GENMAB A/S09-May-202511:53:01 AM251304.00CEUX
GENMAB A/S09-May-202511:53:08 AM131304.00XCSE
GENMAB A/S09-May-202511:53:52 AM531304.50XCSE
GENMAB A/S09-May-202511:53:52 AM441304.00XCSE
GENMAB A/S09-May-202511:53:52 AM281305.00CEUX
GENMAB A/S09-May-202511:55:19 AM371306.00XCSE
GENMAB A/S09-May-202511:55:19 AM251306.00CEUX
GENMAB A/S09-May-202511:55:29 AM271305.50XCSE
GENMAB A/S09-May-202511:55:29 AM71305.50XCSE
GENMAB A/S09-May-202511:57:14 AM371305.50XCSE
GENMAB A/S09-May-202511:57:14 AM251305.50CEUX
GENMAB A/S09-May-202512:00:10 PM781306.00XCSE
GENMAB A/S09-May-202512:00:10 PM301306.00CEUX
GENMAB A/S09-May-202512:00:43 PM251307.00AQEU
GENMAB A/S09-May-202512:00:43 PM211307.00TQEX
GENMAB A/S09-May-202512:00:43 PM41307.00TQEX
GENMAB A/S09-May-202512:00:43 PM431307.00CEUX
GENMAB A/S09-May-202512:00:50 PM711306.50XCSE
GENMAB A/S09-May-202512:00:50 PM441306.50CEUX
GENMAB A/S09-May-202512:00:51 PM641306.00XCSE
GENMAB A/S09-May-202512:00:51 PM51306.00XCSE
GENMAB A/S09-May-202512:01:20 PM551305.50XCSE
GENMAB A/S09-May-202512:01:20 PM401305.00XCSE
GENMAB A/S09-May-202512:01:20 PM251305.00CEUX
GENMAB A/S09-May-202512:01:20 PM251304.50CEUX
GENMAB A/S09-May-202512:02:27 PM251304.00XCSE
GENMAB A/S09-May-202512:02:27 PM261304.00CEUX
GENMAB A/S09-May-202512:02:40 PM251303.50XCSE
GENMAB A/S09-May-202512:03:51 PM191303.50CEUX
GENMAB A/S09-May-202512:04:05 PM21303.50XCSE
111



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202512:04:05 PM21303.50XCSE
GENMAB A/S09-May-202512:04:15 PM11303.50XCSE
GENMAB A/S09-May-202512:04:18 PM201303.50XCSE
GENMAB A/S09-May-202512:04:32 PM281303.00XCSE
GENMAB A/S09-May-202512:04:32 PM161303.00CEUX
GENMAB A/S09-May-202512:04:32 PM101303.00CEUX
GENMAB A/S09-May-202512:04:33 PM251302.50XCSE
GENMAB A/S09-May-202512:04:45 PM261302.00XCSE
GENMAB A/S09-May-202512:04:59 PM191302.00CEUX
GENMAB A/S09-May-202512:05:24 PM261303.50XCSE
GENMAB A/S09-May-202512:05:25 PM251303.00XCSE
GENMAB A/S09-May-202512:07:58 PM51303.00XCSE
GENMAB A/S09-May-202512:09:30 PM711304.00XCSE
GENMAB A/S09-May-202512:09:30 PM771303.50XCSE
GENMAB A/S09-May-202512:09:30 PM261304.00AQEU
GENMAB A/S09-May-202512:09:30 PM251304.00TQEX
GENMAB A/S09-May-202512:09:30 PM211303.50CEUX
GENMAB A/S09-May-202512:09:30 PM351303.50CEUX
GENMAB A/S09-May-202512:09:52 PM201303.00XCSE
GENMAB A/S09-May-202512:09:52 PM361303.00CEUX
GENMAB A/S09-May-202512:09:58 PM281302.50XCSE
GENMAB A/S09-May-202512:09:58 PM281302.50CEUX
GENMAB A/S09-May-202512:10:59 PM351303.00XCSE
GENMAB A/S09-May-202512:10:59 PM311302.50XCSE
GENMAB A/S09-May-202512:10:59 PM291303.00CEUX
GENMAB A/S09-May-202512:10:59 PM251302.50CEUX
GENMAB A/S09-May-202512:12:01 PM221304.00CEUX
GENMAB A/S09-May-202512:12:31 PM271304.00CEUX
GENMAB A/S09-May-202512:13:29 PM21303.50XCSE
GENMAB A/S09-May-202512:13:29 PM21303.50XCSE
GENMAB A/S09-May-202512:13:29 PM321303.50XCSE
GENMAB A/S09-May-202512:14:00 PM11303.00XCSE
GENMAB A/S09-May-202512:14:00 PM361303.00XCSE
GENMAB A/S09-May-202512:14:00 PM251303.00CEUX
GENMAB A/S09-May-202512:17:15 PM251303.00TQEX
GENMAB A/S09-May-202512:17:20 PM191302.50XCSE
GENMAB A/S09-May-202512:17:22 PM91302.50XCSE
GENMAB A/S09-May-202512:17:22 PM261302.50CEUX
GENMAB A/S09-May-202512:17:32 PM511302.00XCSE
GENMAB A/S09-May-202512:17:32 PM161302.00CEUX
GENMAB A/S09-May-202512:17:32 PM121302.00CEUX
112



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202512:17:50 PM611301.50XCSE
GENMAB A/S09-May-202512:17:50 PM751301.00XCSE
GENMAB A/S09-May-202512:17:50 PM751300.50XCSE
GENMAB A/S09-May-202512:17:50 PM261301.50CEUX
GENMAB A/S09-May-202512:17:50 PM401301.00CEUX
GENMAB A/S09-May-202512:17:53 PM41300.50XCSE
GENMAB A/S09-May-202512:17:56 PM551300.00XCSE
GENMAB A/S09-May-202512:18:44 PM191300.50CEUX
GENMAB A/S09-May-202512:18:44 PM121300.50CEUX
GENMAB A/S09-May-202512:19:08 PM191299.00CEUX
GENMAB A/S09-May-202512:19:20 PM271299.00XCSE
GENMAB A/S09-May-202512:19:27 PM241298.50XCSE
GENMAB A/S09-May-202512:19:27 PM31298.50XCSE
GENMAB A/S09-May-202512:20:08 PM261296.00XCSE
GENMAB A/S09-May-202512:20:08 PM191296.00CEUX
GENMAB A/S09-May-202512:20:08 PM81296.00CEUX
GENMAB A/S09-May-202512:21:09 PM191295.00CEUX
GENMAB A/S09-May-202512:21:18 PM251295.50XCSE
GENMAB A/S09-May-202512:21:33 PM191295.00AQEU
GENMAB A/S09-May-202512:21:54 PM281295.50XCSE
GENMAB A/S09-May-202512:21:54 PM261295.00XCSE
GENMAB A/S09-May-202512:21:54 PM251295.50AQEU
GENMAB A/S09-May-202512:21:54 PM371295.50CEUX
GENMAB A/S09-May-202512:21:56 PM291294.50XCSE
GENMAB A/S09-May-202512:21:56 PM251294.50TQEX
GENMAB A/S09-May-202512:22:21 PM261296.50XCSE
GENMAB A/S09-May-202512:22:21 PM201296.50CEUX
GENMAB A/S09-May-202512:22:21 PM81296.50CEUX
GENMAB A/S09-May-202512:23:35 PM271295.50XCSE
GENMAB A/S09-May-202512:23:35 PM291295.50CEUX
GENMAB A/S09-May-202512:23:41 PM291295.00XCSE
GENMAB A/S09-May-202512:24:06 PM291294.00XCSE
GENMAB A/S09-May-202512:24:25 PM261293.50CEUX
GENMAB A/S09-May-202512:25:18 PM91295.00XCSE
GENMAB A/S09-May-202512:26:38 PM171295.00XCSE
GENMAB A/S09-May-202512:27:31 PM181295.50XCSE
GENMAB A/S09-May-202512:27:31 PM221295.50XCSE
GENMAB A/S09-May-202512:27:31 PM421295.50CEUX
GENMAB A/S09-May-202512:27:37 PM201295.50XCSE
GENMAB A/S09-May-202512:27:56 PM651295.00XCSE
GENMAB A/S09-May-202512:27:57 PM411295.00CEUX
GENMAB A/S09-May-202512:28:19 PM151294.50XCSE
113



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202512:29:24 PM111294.50XCSE
GENMAB A/S09-May-202512:29:24 PM251294.50TQEX
GENMAB A/S09-May-202512:29:24 PM251295.00AQEU
GENMAB A/S09-May-202512:29:24 PM361294.50CEUX
GENMAB A/S09-May-202512:30:13 PM161294.50XCSE
GENMAB A/S09-May-202512:30:47 PM551299.00XCSE
GENMAB A/S09-May-202512:30:48 PM371299.50CEUX
GENMAB A/S09-May-202512:31:14 PM521300.00XCSE
GENMAB A/S09-May-202512:31:14 PM471299.50XCSE
GENMAB A/S09-May-202512:31:14 PM431299.00XCSE
GENMAB A/S09-May-202512:31:14 PM251299.50CEUX
GENMAB A/S09-May-202512:33:30 PM311297.00XCSE
GENMAB A/S09-May-202512:33:30 PM31296.50XCSE
GENMAB A/S09-May-202512:33:30 PM251297.00CEUX
GENMAB A/S09-May-202512:33:33 PM271296.50XCSE
GENMAB A/S09-May-202512:33:33 PM251296.50CEUX
GENMAB A/S09-May-202512:34:24 PM281296.00XCSE
GENMAB A/S09-May-202512:34:24 PM251296.00CEUX
GENMAB A/S09-May-202512:37:37 PM251296.00TQEX
GENMAB A/S09-May-202512:37:37 PM491296.00CEUX
GENMAB A/S09-May-202512:37:38 PM691296.00XCSE
GENMAB A/S09-May-202512:37:39 PM111296.00XCSE
GENMAB A/S09-May-202512:38:57 PM751297.00XCSE
GENMAB A/S09-May-202512:38:57 PM431297.00CEUX
GENMAB A/S09-May-202512:38:57 PM121296.50CEUX
GENMAB A/S09-May-202512:40:01 PM381300.00CEUX
GENMAB A/S09-May-202512:40:50 PM151300.00XCSE
GENMAB A/S09-May-202512:41:00 PM321302.00CEUX
GENMAB A/S09-May-202512:41:09 PM361302.50XCSE
GENMAB A/S09-May-202512:41:09 PM411302.50XCSE
GENMAB A/S09-May-202512:42:05 PM331302.50XCSE
GENMAB A/S09-May-202512:42:05 PM251302.50AQEU
GENMAB A/S09-May-202512:42:14 PM151302.00XCSE
GENMAB A/S09-May-202512:42:38 PM641302.00XCSE
GENMAB A/S09-May-202512:42:38 PM261302.00CEUX
GENMAB A/S09-May-202512:44:12 PM21301.50XCSE
GENMAB A/S09-May-202512:44:12 PM771301.50XCSE
GENMAB A/S09-May-202512:44:12 PM11301.00XCSE
GENMAB A/S09-May-202512:44:12 PM221301.00XCSE
GENMAB A/S09-May-202512:44:12 PM281301.00XCSE
GENMAB A/S09-May-202512:44:12 PM251301.50AQEU
GENMAB A/S09-May-202512:44:12 PM321301.50CEUX
114



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202512:44:12 PM11301.00CEUX
GENMAB A/S09-May-202512:44:22 PM191301.00CEUX
GENMAB A/S09-May-202512:45:09 PM131301.00CEUX
GENMAB A/S09-May-202512:45:30 PM441301.00XCSE
GENMAB A/S09-May-202512:45:30 PM251301.00TQEX
GENMAB A/S09-May-202512:45:32 PM261300.50XCSE
GENMAB A/S09-May-202512:45:58 PM391301.00XCSE
GENMAB A/S09-May-202512:45:58 PM71301.00CEUX
GENMAB A/S09-May-202512:45:58 PM251301.00CEUX
GENMAB A/S09-May-202512:47:09 PM181301.00CEUX
GENMAB A/S09-May-202512:47:37 PM81301.00XCSE
GENMAB A/S09-May-202512:47:48 PM121301.00XCSE
GENMAB A/S09-May-202512:47:58 PM61301.00XCSE
GENMAB A/S09-May-202512:47:58 PM351301.00XCSE
GENMAB A/S09-May-202512:47:59 PM471300.50XCSE
GENMAB A/S09-May-202512:47:59 PM301300.50CEUX
GENMAB A/S09-May-202512:48:05 PM471300.00XCSE
GENMAB A/S09-May-202512:48:05 PM371300.00CEUX
GENMAB A/S09-May-202512:48:09 PM191299.50CEUX
GENMAB A/S09-May-202512:48:09 PM211299.50CEUX
GENMAB A/S09-May-202512:48:39 PM251297.50XCSE
GENMAB A/S09-May-202512:48:39 PM321297.50CEUX
GENMAB A/S09-May-202512:48:42 PM191297.00XCSE
GENMAB A/S09-May-202512:48:42 PM61297.00XCSE
GENMAB A/S09-May-202512:49:18 PM251296.50XCSE
GENMAB A/S09-May-202512:51:11 PM61295.50CEUX
GENMAB A/S09-May-202512:51:47 PM211296.00CEUX
GENMAB A/S09-May-202512:51:58 PM251297.00TQEX
GENMAB A/S09-May-202512:52:05 PM271297.00AQEU
GENMAB A/S09-May-202512:52:10 PM661296.50XCSE
GENMAB A/S09-May-202512:52:10 PM301296.50CEUX
GENMAB A/S09-May-202512:52:11 PM641296.00XCSE
GENMAB A/S09-May-202512:52:11 PM171296.00CEUX
GENMAB A/S09-May-202512:52:17 PM281295.50XCSE
GENMAB A/S09-May-202512:52:17 PM191295.50CEUX
GENMAB A/S09-May-202512:52:17 PM21295.50CEUX
GENMAB A/S09-May-202512:52:25 PM191295.50XCSE
GENMAB A/S09-May-202512:52:25 PM161295.50XCSE
GENMAB A/S09-May-202512:53:03 PM21296.00CEUX
GENMAB A/S09-May-202512:53:03 PM21296.00CEUX
GENMAB A/S09-May-202512:53:15 PM11296.00XCSE
GENMAB A/S09-May-202512:53:27 PM281296.00XCSE
115



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202512:53:27 PM161295.50XCSE
GENMAB A/S09-May-202512:53:27 PM301296.00CEUX
GENMAB A/S09-May-202512:55:36 PM291296.50XCSE
GENMAB A/S09-May-202512:55:36 PM51296.00XCSE
GENMAB A/S09-May-202512:55:36 PM411296.50CEUX
GENMAB A/S09-May-202512:55:37 PM261296.00XCSE
GENMAB A/S09-May-202512:55:37 PM301296.00CEUX
GENMAB A/S09-May-202512:58:04 PM251296.00AQEU
GENMAB A/S09-May-202512:58:04 PM411296.00CEUX
GENMAB A/S09-May-202512:58:41 PM201295.50CEUX
GENMAB A/S09-May-202512:59:45 PM321295.50XCSE
GENMAB A/S09-May-202512:59:45 PM371295.00XCSE
GENMAB A/S09-May-202512:59:45 PM481294.50XCSE
GENMAB A/S09-May-202512:59:45 PM191294.00XCSE
GENMAB A/S09-May-202512:59:45 PM251295.50TQEX
GENMAB A/S09-May-202512:59:45 PM171295.50CEUX
GENMAB A/S09-May-202512:59:45 PM341295.00CEUX
GENMAB A/S09-May-202512:59:45 PM351294.50CEUX
GENMAB A/S09-May-202513:00:04 PM231294.00XCSE
GENMAB A/S09-May-202513:00:04 PM361294.00XCSE
GENMAB A/S09-May-202513:00:18 PM21293.50XCSE
GENMAB A/S09-May-202513:00:18 PM311294.00CEUX
GENMAB A/S09-May-202513:00:22 PM721293.50XCSE
GENMAB A/S09-May-202513:01:02 PM761293.00XCSE
GENMAB A/S09-May-202513:01:02 PM321292.50XCSE
GENMAB A/S09-May-202513:02:01 PM281291.00XCSE
GENMAB A/S09-May-202513:02:01 PM251291.00CEUX
GENMAB A/S09-May-202513:02:27 PM301291.50XCSE
GENMAB A/S09-May-202513:02:27 PM11291.50XCSE
GENMAB A/S09-May-202513:02:27 PM231291.50CEUX
GENMAB A/S09-May-202513:02:27 PM51291.50CEUX
GENMAB A/S09-May-202513:03:21 PM301291.00XCSE
GENMAB A/S09-May-202513:03:35 PM261290.50XCSE
GENMAB A/S09-May-202513:03:35 PM281290.00XCSE
GENMAB A/S09-May-202513:03:35 PM261290.50CEUX
GENMAB A/S09-May-202513:03:35 PM101289.50CEUX
GENMAB A/S09-May-202513:05:31 PM91291.00XCSE
GENMAB A/S09-May-202513:05:31 PM221291.00XCSE
GENMAB A/S09-May-202513:05:32 PM221290.50CEUX
GENMAB A/S09-May-202513:05:33 PM271290.50XCSE
GENMAB A/S09-May-202513:05:33 PM251290.50AQEU
GENMAB A/S09-May-202513:05:33 PM111290.50CEUX
116



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202513:06:04 PM91291.50TQEX
GENMAB A/S09-May-202513:06:05 PM251292.50TQEX
GENMAB A/S09-May-202513:07:16 PM611293.00XCSE
GENMAB A/S09-May-202513:08:30 PM241292.50XCSE
GENMAB A/S09-May-202513:10:23 PM771294.50XCSE
GENMAB A/S09-May-202513:10:23 PM691294.50CEUX
GENMAB A/S09-May-202513:11:47 PM431295.00XCSE
GENMAB A/S09-May-202513:11:47 PM141294.50CEUX
GENMAB A/S09-May-202513:11:54 PM741294.50XCSE
GENMAB A/S09-May-202513:11:54 PM281294.50AQEU
GENMAB A/S09-May-202513:11:54 PM371294.50CEUX
GENMAB A/S09-May-202513:11:59 PM101294.00XCSE
GENMAB A/S09-May-202513:11:59 PM691294.00XCSE
GENMAB A/S09-May-202513:11:59 PM691294.00CEUX
GENMAB A/S09-May-202513:12:05 PM191294.50XCSE
GENMAB A/S09-May-202513:12:05 PM81294.50XCSE
GENMAB A/S09-May-202513:14:23 PM671295.50XCSE
GENMAB A/S09-May-202513:14:32 PM11295.00CEUX
GENMAB A/S09-May-202513:14:44 PM191295.00CEUX
GENMAB A/S09-May-202513:14:59 PM501295.00XCSE
GENMAB A/S09-May-202513:14:59 PM251295.00TQEX
GENMAB A/S09-May-202513:14:59 PM161295.00CEUX
GENMAB A/S09-May-202513:17:06 PM731296.50XCSE
GENMAB A/S09-May-202513:17:06 PM531296.50CEUX
GENMAB A/S09-May-202513:19:14 PM411296.50CEUX
GENMAB A/S09-May-202513:19:28 PM721296.00XCSE
GENMAB A/S09-May-202513:19:28 PM581296.00CEUX
GENMAB A/S09-May-202513:19:33 PM21295.50XCSE
GENMAB A/S09-May-202513:19:33 PM421295.50XCSE
GENMAB A/S09-May-202513:19:33 PM251295.50AQEU
GENMAB A/S09-May-202513:19:33 PM451295.50CEUX
GENMAB A/S09-May-202513:20:33 PM461295.00XCSE
GENMAB A/S09-May-202513:20:33 PM171295.00CEUX
GENMAB A/S09-May-202513:20:33 PM311295.00CEUX
GENMAB A/S09-May-202513:20:35 PM401294.50XCSE
GENMAB A/S09-May-202513:20:35 PM241294.50XCSE
GENMAB A/S09-May-202513:20:35 PM261294.00XCSE
GENMAB A/S09-May-202513:20:35 PM341294.50TQEX
GENMAB A/S09-May-202513:20:44 PM151294.00XCSE
GENMAB A/S09-May-202513:21:33 PM321294.50CEUX
GENMAB A/S09-May-202513:22:52 PM261294.00XCSE
GENMAB A/S09-May-202513:23:06 PM501293.50XCSE
117



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202513:23:06 PM151293.50CEUX
GENMAB A/S09-May-202513:23:06 PM121293.50CEUX
GENMAB A/S09-May-202513:23:10 PM281293.00XCSE
GENMAB A/S09-May-202513:23:10 PM261293.00CEUX
GENMAB A/S09-May-202513:23:27 PM531292.50XCSE
GENMAB A/S09-May-202513:23:28 PM261292.00XCSE
GENMAB A/S09-May-202513:24:50 PM271293.00CEUX
GENMAB A/S09-May-202513:25:34 PM261292.50CEUX
GENMAB A/S09-May-202513:26:36 PM251292.50XCSE
GENMAB A/S09-May-202513:26:36 PM271292.00XCSE
GENMAB A/S09-May-202513:26:36 PM301292.00CEUX
GENMAB A/S09-May-202513:26:39 PM441292.50XCSE
GENMAB A/S09-May-202513:26:39 PM421292.00XCSE
GENMAB A/S09-May-202513:26:39 PM261292.00AQEU
GENMAB A/S09-May-202513:26:41 PM281291.50CEUX
GENMAB A/S09-May-202513:26:59 PM341289.50XCSE
GENMAB A/S09-May-202513:28:46 PM221289.50XCSE
GENMAB A/S09-May-202513:28:46 PM31289.50XCSE
GENMAB A/S09-May-202513:28:46 PM281289.50TQEX
GENMAB A/S09-May-202513:29:00 PM371290.00XCSE
GENMAB A/S09-May-202513:31:07 PM11290.00CEUX
GENMAB A/S09-May-202513:31:09 PM571290.50XCSE
GENMAB A/S09-May-202513:31:09 PM471290.50CEUX
GENMAB A/S09-May-202513:32:17 PM501291.00XCSE
GENMAB A/S09-May-202513:32:58 PM251290.50XCSE
GENMAB A/S09-May-202513:32:58 PM391290.50CEUX
GENMAB A/S09-May-202513:34:21 PM21290.00XCSE
GENMAB A/S09-May-202513:35:00 PM601290.00XCSE
GENMAB A/S09-May-202513:35:00 PM61290.00CEUX
GENMAB A/S09-May-202513:35:00 PM361290.00CEUX
GENMAB A/S09-May-202513:36:20 PM521292.00CEUX
GENMAB A/S09-May-202513:36:20 PM81292.00CEUX
GENMAB A/S09-May-202513:37:16 PM91292.00XCSE
GENMAB A/S09-May-202513:37:31 PM631292.00XCSE
GENMAB A/S09-May-202513:37:31 PM31292.00TQEX
GENMAB A/S09-May-202513:37:31 PM251292.00TQEX
GENMAB A/S09-May-202513:38:14 PM521292.00CEUX
GENMAB A/S09-May-202513:38:16 PM731291.50XCSE
GENMAB A/S09-May-202513:38:16 PM461291.50CEUX
GENMAB A/S09-May-202513:39:01 PM291291.00XCSE
GENMAB A/S09-May-202513:39:01 PM491291.00XCSE
GENMAB A/S09-May-202513:39:01 PM461291.00CEUX
118



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202513:39:02 PM791290.50XCSE
GENMAB A/S09-May-202513:40:56 PM531291.00XCSE
GENMAB A/S09-May-202513:43:00 PM71290.50CEUX
GENMAB A/S09-May-202513:43:07 PM251290.50XCSE
GENMAB A/S09-May-202513:43:07 PM221290.50XCSE
GENMAB A/S09-May-202513:43:07 PM181290.50CEUX
GENMAB A/S09-May-202513:43:36 PM251290.50TQEX
GENMAB A/S09-May-202513:43:36 PM101290.50AQEU
GENMAB A/S09-May-202513:45:02 PM111290.50AQEU
GENMAB A/S09-May-202513:45:59 PM251293.00AQEU
GENMAB A/S09-May-202513:45:59 PM741293.00CEUX
GENMAB A/S09-May-202513:46:52 PM781295.00XCSE
GENMAB A/S09-May-202513:46:52 PM291295.00CEUX
GENMAB A/S09-May-202513:46:52 PM251295.00CEUX
GENMAB A/S09-May-202513:48:16 PM801296.00XCSE
GENMAB A/S09-May-202513:48:16 PM501296.00CEUX
GENMAB A/S09-May-202513:48:39 PM31295.50CEUX
GENMAB A/S09-May-202513:49:24 PM751295.50XCSE
GENMAB A/S09-May-202513:49:24 PM791295.00XCSE
GENMAB A/S09-May-202513:49:24 PM411295.50CEUX
GENMAB A/S09-May-202513:49:24 PM281295.00CEUX
GENMAB A/S09-May-202513:49:25 PM771294.50XCSE
GENMAB A/S09-May-202513:49:25 PM251294.50AQEU
GENMAB A/S09-May-202513:49:25 PM361294.50CEUX
GENMAB A/S09-May-202513:51:10 PM751294.00XCSE
GENMAB A/S09-May-202513:52:21 PM31293.50XCSE
GENMAB A/S09-May-202513:52:21 PM341293.50XCSE
GENMAB A/S09-May-202513:52:21 PM401293.50XCSE
GENMAB A/S09-May-202513:52:21 PM251293.50TQEX
GENMAB A/S09-May-202513:52:21 PM301293.50CEUX
GENMAB A/S09-May-202513:53:24 PM91293.50CEUX
GENMAB A/S09-May-202513:54:09 PM221293.50CEUX
GENMAB A/S09-May-202513:54:32 PM101293.50CEUX
GENMAB A/S09-May-202513:54:42 PM681293.50XCSE
GENMAB A/S09-May-202513:56:45 PM251294.50AQEU
GENMAB A/S09-May-202513:56:45 PM11294.50CEUX
GENMAB A/S09-May-202513:56:45 PM651294.50CEUX
GENMAB A/S09-May-202513:57:36 PM791296.00XCSE
GENMAB A/S09-May-202513:57:39 PM511295.50XCSE
GENMAB A/S09-May-202513:57:39 PM251295.50XCSE
GENMAB A/S09-May-202513:57:39 PM251295.50TQEX
GENMAB A/S09-May-202513:57:39 PM621295.50CEUX
119



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202513:59:40 PM741295.00XCSE
GENMAB A/S09-May-202513:59:40 PM611295.00CEUX
GENMAB A/S09-May-202513:59:48 PM291294.50CEUX
GENMAB A/S09-May-202514:00:00 PM761294.50XCSE
GENMAB A/S09-May-202514:00:00 PM221294.50CEUX
GENMAB A/S09-May-202514:00:01 PM741294.00XCSE
GENMAB A/S09-May-202514:00:01 PM471294.00CEUX
GENMAB A/S09-May-202514:00:02 PM801293.50XCSE
GENMAB A/S09-May-202514:00:02 PM291293.50CEUX
GENMAB A/S09-May-202514:00:02 PM211293.50CEUX
GENMAB A/S09-May-202514:00:07 PM751293.00XCSE
GENMAB A/S09-May-202514:00:10 PM221292.50XCSE
GENMAB A/S09-May-202514:03:55 PM441292.50XCSE
GENMAB A/S09-May-202514:03:55 PM261292.50TQEX
GENMAB A/S09-May-202514:03:55 PM271292.50AQEU
GENMAB A/S09-May-202514:03:55 PM271292.50CEUX
GENMAB A/S09-May-202514:03:59 PM41292.00CEUX
GENMAB A/S09-May-202514:04:40 PM211292.00CEUX
GENMAB A/S09-May-202514:05:10 PM351292.00XCSE
GENMAB A/S09-May-202514:05:38 PM291293.00CEUX
GENMAB A/S09-May-202514:05:38 PM261293.00CEUX
GENMAB A/S09-May-202514:05:44 PM791292.50XCSE
GENMAB A/S09-May-202514:05:44 PM661292.50CEUX
GENMAB A/S09-May-202514:08:47 PM191292.50XCSE
GENMAB A/S09-May-202514:08:47 PM61292.50XCSE
GENMAB A/S09-May-202514:08:48 PM1061292.50XCSE
GENMAB A/S09-May-202514:08:54 PM131292.00XCSE
GENMAB A/S09-May-202514:08:54 PM651292.00XCSE
GENMAB A/S09-May-202514:08:54 PM681292.00CEUX
GENMAB A/S09-May-202514:09:05 PM271291.50XCSE
GENMAB A/S09-May-202514:09:05 PM251291.50AQEU
GENMAB A/S09-May-202514:09:05 PM291291.50CEUX
GENMAB A/S09-May-202514:09:06 PM111291.00CEUX
GENMAB A/S09-May-202514:09:21 PM741291.00XCSE
GENMAB A/S09-May-202514:09:21 PM161291.00CEUX
GENMAB A/S09-May-202514:10:22 PM371290.50CEUX
GENMAB A/S09-May-202514:11:02 PM31290.50CEUX
GENMAB A/S09-May-202514:11:06 PM261290.50XCSE
GENMAB A/S09-May-202514:12:44 PM541290.50XCSE
GENMAB A/S09-May-202514:13:07 PM251291.50AQEU
GENMAB A/S09-May-202514:13:09 PM251292.00TQEX
GENMAB A/S09-May-202514:16:39 PM21293.00XCSE
120



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202514:16:39 PM11293.00XCSE
GENMAB A/S09-May-202514:16:42 PM11293.00XCSE
GENMAB A/S09-May-202514:16:42 PM291293.00XCSE
GENMAB A/S09-May-202514:16:42 PM431293.00XCSE
GENMAB A/S09-May-202514:16:42 PM301293.00XCSE
GENMAB A/S09-May-202514:16:42 PM91293.00XCSE
GENMAB A/S09-May-202514:16:42 PM741293.00CEUX
GENMAB A/S09-May-202514:16:42 PM311292.50CEUX
GENMAB A/S09-May-202514:16:43 PM301293.00XCSE
GENMAB A/S09-May-202514:16:43 PM301293.00XCSE
GENMAB A/S09-May-202514:16:44 PM301293.00XCSE
GENMAB A/S09-May-202514:16:54 PM91293.50XCSE
GENMAB A/S09-May-202514:16:57 PM111293.50XCSE
GENMAB A/S09-May-202514:17:09 PM161293.50XCSE
GENMAB A/S09-May-202514:17:09 PM91293.50XCSE
GENMAB A/S09-May-202514:17:09 PM91293.50XCSE
GENMAB A/S09-May-202514:17:29 PM81293.50XCSE
GENMAB A/S09-May-202514:17:29 PM101293.50XCSE
GENMAB A/S09-May-202514:17:29 PM101293.50XCSE
GENMAB A/S09-May-202514:17:49 PM41293.50XCSE
GENMAB A/S09-May-202514:17:49 PM101293.50XCSE
GENMAB A/S09-May-202514:17:49 PM81293.50XCSE
GENMAB A/S09-May-202514:17:49 PM51293.50XCSE
GENMAB A/S09-May-202514:18:27 PM241293.00CEUX
GENMAB A/S09-May-202514:18:41 PM801292.50XCSE
GENMAB A/S09-May-202514:18:41 PM251292.50TQEX
GENMAB A/S09-May-202514:18:41 PM261292.50AQEU
GENMAB A/S09-May-202514:18:41 PM551293.00CEUX
GENMAB A/S09-May-202514:18:41 PM451292.50CEUX
GENMAB A/S09-May-202514:18:41 PM41292.50CEUX
GENMAB A/S09-May-202514:18:41 PM291292.00CEUX
GENMAB A/S09-May-202514:18:53 PM791292.00XCSE
GENMAB A/S09-May-202514:18:53 PM301292.00CEUX
GENMAB A/S09-May-202514:18:53 PM131292.00CEUX
GENMAB A/S09-May-202514:19:46 PM461292.50CEUX
GENMAB A/S09-May-202514:19:46 PM71292.50CEUX
GENMAB A/S09-May-202514:20:48 PM231292.50XCSE
GENMAB A/S09-May-202514:20:48 PM571292.50XCSE
GENMAB A/S09-May-202514:21:40 PM781292.00XCSE
GENMAB A/S09-May-202514:21:40 PM361292.00CEUX
GENMAB A/S09-May-202514:22:29 PM141292.50XCSE
GENMAB A/S09-May-202514:22:29 PM341292.50XCSE
121



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202514:22:29 PM771292.00XCSE
GENMAB A/S09-May-202514:22:29 PM781291.50XCSE
GENMAB A/S09-May-202514:22:29 PM601292.00CEUX
GENMAB A/S09-May-202514:22:29 PM781291.50CEUX
GENMAB A/S09-May-202514:22:40 PM191292.50CEUX
GENMAB A/S09-May-202514:22:40 PM101292.50CEUX
GENMAB A/S09-May-202514:22:57 PM451293.00XCSE
GENMAB A/S09-May-202514:22:58 PM301293.00XCSE
GENMAB A/S09-May-202514:24:44 PM61293.50XCSE
GENMAB A/S09-May-202514:24:44 PM701293.50XCSE
GENMAB A/S09-May-202514:24:44 PM251293.50TQEX
GENMAB A/S09-May-202514:24:44 PM351293.50CEUX
GENMAB A/S09-May-202514:24:55 PM761293.00XCSE
GENMAB A/S09-May-202514:24:55 PM741292.50XCSE
GENMAB A/S09-May-202514:24:55 PM251293.00AQEU
GENMAB A/S09-May-202514:24:55 PM271293.00CEUX
GENMAB A/S09-May-202514:24:55 PM261292.50CEUX
GENMAB A/S09-May-202514:25:45 PM671294.00XCSE
GENMAB A/S09-May-202514:25:45 PM731293.50XCSE
GENMAB A/S09-May-202514:25:45 PM551293.00XCSE
GENMAB A/S09-May-202514:25:45 PM91292.50XCSE
GENMAB A/S09-May-202514:25:45 PM371292.50XCSE
GENMAB A/S09-May-202514:25:45 PM381293.50CEUX
GENMAB A/S09-May-202514:25:45 PM101293.00CEUX
GENMAB A/S09-May-202514:29:48 PM251296.00XCSE
GENMAB A/S09-May-202514:30:45 PM761297.00XCSE
GENMAB A/S09-May-202514:30:45 PM751296.50XCSE
GENMAB A/S09-May-202514:30:45 PM251297.00TQEX
GENMAB A/S09-May-202514:30:45 PM261296.50AQEU
GENMAB A/S09-May-202514:30:45 PM661297.00CEUX
GENMAB A/S09-May-202514:30:45 PM771296.50CEUX
GENMAB A/S09-May-202514:31:02 PM251296.00XCSE
GENMAB A/S09-May-202514:31:02 PM281296.00XCSE
GENMAB A/S09-May-202514:31:02 PM721296.00CEUX
GENMAB A/S09-May-202514:35:28 PM291297.00CEUX
GENMAB A/S09-May-202514:35:31 PM641298.00CEUX
GENMAB A/S09-May-202514:36:18 PM1011298.50XCSE
GENMAB A/S09-May-202514:36:36 PM761298.50XCSE
GENMAB A/S09-May-202514:36:36 PM251298.50TQEX
GENMAB A/S09-May-202514:36:36 PM431298.50CEUX
GENMAB A/S09-May-202514:37:09 PM771298.00XCSE
GENMAB A/S09-May-202514:37:09 PM481298.00CEUX
122



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202514:37:54 PM711297.50CEUX
GENMAB A/S09-May-202514:38:17 PM741297.50XCSE
GENMAB A/S09-May-202514:39:14 PM291297.00CEUX
GENMAB A/S09-May-202514:39:49 PM341297.50XCSE
GENMAB A/S09-May-202514:39:49 PM191297.50XCSE
GENMAB A/S09-May-202514:39:49 PM341297.50XCSE
GENMAB A/S09-May-202514:39:49 PM191297.50XCSE
GENMAB A/S09-May-202514:39:49 PM11297.50XCSE
GENMAB A/S09-May-202514:41:09 PM81298.00XCSE
GENMAB A/S09-May-202514:41:09 PM101298.00XCSE
GENMAB A/S09-May-202514:41:09 PM101298.00XCSE
GENMAB A/S09-May-202514:41:09 PM161298.00XCSE
GENMAB A/S09-May-202514:41:09 PM131298.00XCSE
GENMAB A/S09-May-202514:41:09 PM131298.00XCSE
GENMAB A/S09-May-202514:41:20 PM741297.50XCSE
GENMAB A/S09-May-202514:41:20 PM511297.50CEUX
GENMAB A/S09-May-202514:42:20 PM751301.50XCSE
GENMAB A/S09-May-202514:42:20 PM251301.50TQEX
GENMAB A/S09-May-202514:42:20 PM621301.50CEUX
GENMAB A/S09-May-202514:42:22 PM191301.00CEUX
GENMAB A/S09-May-202514:42:23 PM401301.00CEUX
GENMAB A/S09-May-202514:42:28 PM141301.00AQEU
GENMAB A/S09-May-202514:42:33 PM71301.00AQEU
GENMAB A/S09-May-202514:43:05 PM21303.50XCSE
GENMAB A/S09-May-202514:43:05 PM11303.50XCSE
GENMAB A/S09-May-202514:43:05 PM731303.50XCSE
GENMAB A/S09-May-202514:43:05 PM251303.50AQEU
GENMAB A/S09-May-202514:43:25 PM751303.00XCSE
GENMAB A/S09-May-202514:43:25 PM331303.50CEUX
GENMAB A/S09-May-202514:43:25 PM321303.00CEUX
GENMAB A/S09-May-202514:44:35 PM781303.00XCSE
GENMAB A/S09-May-202514:44:35 PM261303.00CEUX
GENMAB A/S09-May-202514:44:36 PM191302.50AQEU
GENMAB A/S09-May-202514:44:36 PM231302.50CEUX
GENMAB A/S09-May-202514:45:02 PM11302.50XCSE
GENMAB A/S09-May-202514:45:02 PM761302.50XCSE
GENMAB A/S09-May-202514:45:02 PM251302.50TQEX
GENMAB A/S09-May-202514:45:06 PM191302.00CEUX
GENMAB A/S09-May-202514:45:16 PM121302.00CEUX
GENMAB A/S09-May-202514:45:35 PM761302.00XCSE
GENMAB A/S09-May-202514:45:48 PM61301.50CEUX
GENMAB A/S09-May-202514:46:05 PM751301.50XCSE
123



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202514:46:05 PM191301.50CEUX
GENMAB A/S09-May-202514:46:05 PM111301.50CEUX
GENMAB A/S09-May-202514:46:12 PM761301.00XCSE
GENMAB A/S09-May-202514:46:42 PM61300.50CEUX
GENMAB A/S09-May-202514:46:52 PM191300.50CEUX
GENMAB A/S09-May-202514:47:01 PM761300.50XCSE
GENMAB A/S09-May-202514:47:01 PM51300.50CEUX
GENMAB A/S09-May-202514:47:02 PM191300.00CEUX
GENMAB A/S09-May-202514:48:28 PM11300.00XCSE
GENMAB A/S09-May-202514:48:38 PM11300.00XCSE
GENMAB A/S09-May-202514:49:26 PM741300.00XCSE
GENMAB A/S09-May-202514:49:43 PM191299.50CEUX
GENMAB A/S09-May-202514:49:43 PM81299.50CEUX
GENMAB A/S09-May-202514:50:02 PM341299.50XCSE
GENMAB A/S09-May-202514:50:02 PM521299.00XCSE
GENMAB A/S09-May-202514:50:02 PM251299.50TQEX
GENMAB A/S09-May-202514:50:02 PM251299.00TQEX
GENMAB A/S09-May-202514:50:02 PM251299.50AQEU
GENMAB A/S09-May-202514:50:02 PM351299.00AQEU
GENMAB A/S09-May-202514:50:02 PM331299.00CEUX
GENMAB A/S09-May-202514:51:01 PM761298.50XCSE
GENMAB A/S09-May-202514:51:01 PM301298.50CEUX
GENMAB A/S09-May-202514:52:16 PM301303.00CEUX
GENMAB A/S09-May-202514:52:17 PM791303.00XCSE
GENMAB A/S09-May-202514:52:17 PM351303.00CEUX
GENMAB A/S09-May-202514:52:17 PM31303.00CEUX
GENMAB A/S09-May-202514:52:17 PM131302.50CEUX
GENMAB A/S09-May-202514:53:03 PM31303.50XCSE
GENMAB A/S09-May-202514:53:03 PM21303.50XCSE
GENMAB A/S09-May-202514:53:03 PM741303.50XCSE
GENMAB A/S09-May-202514:53:12 PM801303.00XCSE
GENMAB A/S09-May-202514:53:12 PM191303.00CEUX
GENMAB A/S09-May-202514:53:12 PM241303.00CEUX
GENMAB A/S09-May-202514:53:13 PM11302.50XCSE
GENMAB A/S09-May-202514:53:13 PM11302.50XCSE
GENMAB A/S09-May-202514:53:13 PM741302.50XCSE
GENMAB A/S09-May-202514:53:13 PM301302.00XCSE
GENMAB A/S09-May-202514:53:13 PM491302.50CEUX
GENMAB A/S09-May-202514:53:13 PM81302.50CEUX
GENMAB A/S09-May-202514:53:22 PM191302.00CEUX
GENMAB A/S09-May-202514:53:31 PM491302.00XCSE
GENMAB A/S09-May-202514:53:41 PM451301.50XCSE
124



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202514:53:41 PM51301.50XCSE
GENMAB A/S09-May-202514:53:41 PM161301.50CEUX
GENMAB A/S09-May-202514:54:48 PM191301.00CEUX
GENMAB A/S09-May-202514:54:58 PM61301.00CEUX
GENMAB A/S09-May-202514:56:45 PM311301.00XCSE
GENMAB A/S09-May-202514:56:54 PM11300.50CEUX
GENMAB A/S09-May-202514:57:02 PM741301.00XCSE
GENMAB A/S09-May-202514:57:02 PM601301.00CEUX
GENMAB A/S09-May-202514:57:05 PM251300.50XCSE
GENMAB A/S09-May-202514:57:05 PM331300.50CEUX
GENMAB A/S09-May-202514:58:32 PM181300.50CEUX
GENMAB A/S09-May-202514:58:42 PM191300.50CEUX
GENMAB A/S09-May-202514:58:51 PM11300.50CEUX
GENMAB A/S09-May-202515:00:04 PM731300.50XCSE
GENMAB A/S09-May-202515:00:05 PM261300.00XCSE
GENMAB A/S09-May-202515:00:09 PM191300.00CEUX
GENMAB A/S09-May-202515:00:20 PM131300.00CEUX
GENMAB A/S09-May-202515:00:51 PM131300.50CEUX
GENMAB A/S09-May-202515:01:02 PM801300.50XCSE
GENMAB A/S09-May-202515:01:02 PM251300.50TQEX
GENMAB A/S09-May-202515:01:02 PM191300.50CEUX
GENMAB A/S09-May-202515:01:02 PM191300.50CEUX
GENMAB A/S09-May-202515:02:00 PM781300.50XCSE
GENMAB A/S09-May-202515:02:20 PM701300.00XCSE
GENMAB A/S09-May-202515:02:20 PM51300.00XCSE
GENMAB A/S09-May-202515:02:20 PM471300.00CEUX
GENMAB A/S09-May-202515:02:22 PM191299.50CEUX
GENMAB A/S09-May-202515:02:34 PM511299.50XCSE
GENMAB A/S09-May-202515:02:34 PM51299.50CEUX
GENMAB A/S09-May-202515:02:34 PM31299.50CEUX
GENMAB A/S09-May-202515:04:01 PM251299.00CEUX
GENMAB A/S09-May-202515:04:03 PM511299.00XCSE
GENMAB A/S09-May-202515:04:03 PM191299.00CEUX
GENMAB A/S09-May-202515:04:03 PM21299.00CEUX
GENMAB A/S09-May-202515:04:07 PM251299.00XCSE
GENMAB A/S09-May-202515:04:23 PM191298.50CEUX
GENMAB A/S09-May-202515:04:34 PM191298.50CEUX
GENMAB A/S09-May-202515:04:36 PM131299.00CEUX
GENMAB A/S09-May-202515:04:41 PM251299.00TQEX
GENMAB A/S09-May-202515:04:41 PM341299.00CEUX
GENMAB A/S09-May-202515:04:58 PM211298.50XCSE
125



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:05:27 PM251299.50AQEU
GENMAB A/S09-May-202515:05:27 PM501299.50CEUX
GENMAB A/S09-May-202515:06:15 PM741299.50XCSE
GENMAB A/S09-May-202515:06:15 PM321299.50CEUX
GENMAB A/S09-May-202515:07:02 PM251299.50CEUX
GENMAB A/S09-May-202515:07:40 PM131302.50CEUX
GENMAB A/S09-May-202515:07:40 PM261302.50CEUX
GENMAB A/S09-May-202515:07:41 PM741302.00XCSE
GENMAB A/S09-May-202515:07:44 PM761301.50XCSE
GENMAB A/S09-May-202515:07:44 PM191301.50CEUX
GENMAB A/S09-May-202515:07:44 PM201301.50CEUX
GENMAB A/S09-May-202515:08:37 PM31301.00CEUX
GENMAB A/S09-May-202515:08:44 PM761301.00XCSE
GENMAB A/S09-May-202515:08:44 PM191301.00CEUX
GENMAB A/S09-May-202515:08:44 PM31301.00CEUX
GENMAB A/S09-May-202515:08:59 PM191302.00CEUX
GENMAB A/S09-May-202515:09:06 PM61302.00CEUX
GENMAB A/S09-May-202515:10:29 PM81302.50XCSE
GENMAB A/S09-May-202515:10:29 PM41302.50XCSE
GENMAB A/S09-May-202515:10:35 PM781302.00XCSE
GENMAB A/S09-May-202515:10:35 PM251302.00TQEX
GENMAB A/S09-May-202515:10:35 PM251302.00AQEU
GENMAB A/S09-May-202515:10:35 PM351302.00CEUX
GENMAB A/S09-May-202515:10:41 PM751301.50XCSE
GENMAB A/S09-May-202515:10:41 PM251301.50CEUX
GENMAB A/S09-May-202515:11:42 PM151302.50XCSE
GENMAB A/S09-May-202515:11:42 PM361302.50CEUX
GENMAB A/S09-May-202515:11:49 PM641302.50XCSE
GENMAB A/S09-May-202515:12:17 PM671302.00XCSE
GENMAB A/S09-May-202515:12:17 PM81302.00XCSE
GENMAB A/S09-May-202515:12:17 PM361302.00CEUX
GENMAB A/S09-May-202515:12:42 PM131301.50CEUX
GENMAB A/S09-May-202515:13:04 PM191301.50CEUX
GENMAB A/S09-May-202515:13:39 PM191302.00CEUX
GENMAB A/S09-May-202515:13:40 PM251302.00TQEX
GENMAB A/S09-May-202515:13:40 PM151302.00CEUX
GENMAB A/S09-May-202515:14:01 PM31302.50XCSE
GENMAB A/S09-May-202515:14:58 PM801302.50XCSE
GENMAB A/S09-May-202515:15:20 PM191302.00CEUX
GENMAB A/S09-May-202515:15:34 PM21303.00XCSE
GENMAB A/S09-May-202515:15:34 PM31303.00XCSE
GENMAB A/S09-May-202515:15:34 PM141303.00XCSE
126



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:15:34 PM301303.00XCSE
GENMAB A/S09-May-202515:15:34 PM501303.00XCSE
GENMAB A/S09-May-202515:15:36 PM31303.00XCSE
GENMAB A/S09-May-202515:15:36 PM221303.00XCSE
GENMAB A/S09-May-202515:15:49 PM31303.00XCSE
GENMAB A/S09-May-202515:15:57 PM91302.50CEUX
GENMAB A/S09-May-202515:16:08 PM191302.50CEUX
GENMAB A/S09-May-202515:16:19 PM191302.50CEUX
GENMAB A/S09-May-202515:16:41 PM791303.00XCSE
GENMAB A/S09-May-202515:16:41 PM501303.50XCSE
GENMAB A/S09-May-202515:16:41 PM151303.50XCSE
GENMAB A/S09-May-202515:16:41 PM361303.50XCSE
GENMAB A/S09-May-202515:16:41 PM251304.00TQEX
GENMAB A/S09-May-202515:16:41 PM721303.50CEUX
GENMAB A/S09-May-202515:16:41 PM11303.00CEUX
GENMAB A/S09-May-202515:16:52 PM501303.00CEUX
GENMAB A/S09-May-202515:16:52 PM211303.00CEUX
GENMAB A/S09-May-202515:17:03 PM191303.00AQEU
GENMAB A/S09-May-202515:17:36 PM761303.00XCSE
GENMAB A/S09-May-202515:17:36 PM101303.00CEUX
GENMAB A/S09-May-202515:17:36 PM321303.00CEUX
GENMAB A/S09-May-202515:17:46 PM121303.00AQEU
GENMAB A/S09-May-202515:17:56 PM741302.50XCSE
GENMAB A/S09-May-202515:17:56 PM121302.50CEUX
GENMAB A/S09-May-202515:18:08 PM191302.50AQEU
GENMAB A/S09-May-202515:18:19 PM741302.00XCSE
GENMAB A/S09-May-202515:18:19 PM61302.00CEUX
GENMAB A/S09-May-202515:18:19 PM491302.00CEUX
GENMAB A/S09-May-202515:18:30 PM761301.50XCSE
GENMAB A/S09-May-202515:18:30 PM351301.50CEUX
GENMAB A/S09-May-202515:19:08 PM771303.00XCSE
GENMAB A/S09-May-202515:19:08 PM301303.00CEUX
GENMAB A/S09-May-202515:19:50 PM41302.50CEUX
GENMAB A/S09-May-202515:20:05 PM251303.00TQEX
GENMAB A/S09-May-202515:20:12 PM191302.50CEUX
GENMAB A/S09-May-202515:20:12 PM81302.50CEUX
GENMAB A/S09-May-202515:20:39 PM61303.00XCSE
GENMAB A/S09-May-202515:20:39 PM41303.00XCSE
GENMAB A/S09-May-202515:20:39 PM51303.00XCSE
GENMAB A/S09-May-202515:20:40 PM21303.00XCSE
GENMAB A/S09-May-202515:20:40 PM191303.00XCSE
GENMAB A/S09-May-202515:20:40 PM61303.00XCSE
127



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:20:49 PM31303.00XCSE
GENMAB A/S09-May-202515:20:49 PM31303.00XCSE
GENMAB A/S09-May-202515:20:49 PM41303.00XCSE
GENMAB A/S09-May-202515:20:59 PM31303.00XCSE
GENMAB A/S09-May-202515:20:59 PM31303.00XCSE
GENMAB A/S09-May-202515:21:01 PM21303.00XCSE
GENMAB A/S09-May-202515:21:01 PM91303.00XCSE
GENMAB A/S09-May-202515:21:09 PM61303.00XCSE
GENMAB A/S09-May-202515:21:09 PM61303.00XCSE
GENMAB A/S09-May-202515:21:12 PM31303.00XCSE
GENMAB A/S09-May-202515:21:12 PM41303.00XCSE
GENMAB A/S09-May-202515:21:15 PM91303.00XCSE
GENMAB A/S09-May-202515:21:29 PM61303.00XCSE
GENMAB A/S09-May-202515:21:29 PM41303.00XCSE
GENMAB A/S09-May-202515:21:30 PM41303.00XCSE
GENMAB A/S09-May-202515:21:32 PM21303.00XCSE
GENMAB A/S09-May-202515:21:32 PM71303.00XCSE
GENMAB A/S09-May-202515:21:33 PM61303.00XCSE
GENMAB A/S09-May-202515:21:52 PM371303.00XCSE
GENMAB A/S09-May-202515:21:52 PM141303.00XCSE
GENMAB A/S09-May-202515:21:52 PM111303.00XCSE
GENMAB A/S09-May-202515:22:04 PM71303.00XCSE
GENMAB A/S09-May-202515:22:07 PM31303.00XCSE
GENMAB A/S09-May-202515:22:10 PM31303.00XCSE
GENMAB A/S09-May-202515:22:48 PM101303.00XCSE
GENMAB A/S09-May-202515:22:58 PM141302.50AQEU
GENMAB A/S09-May-202515:23:09 PM261303.00AQEU
GENMAB A/S09-May-202515:23:09 PM751303.00CEUX
GENMAB A/S09-May-202515:23:10 PM161303.00XCSE
GENMAB A/S09-May-202515:23:10 PM81303.00XCSE
GENMAB A/S09-May-202515:23:13 PM31303.00XCSE
GENMAB A/S09-May-202515:23:18 PM191303.00XCSE
GENMAB A/S09-May-202515:23:19 PM61303.00XCSE
GENMAB A/S09-May-202515:23:22 PM31303.00XCSE
GENMAB A/S09-May-202515:23:25 PM31303.00XCSE
GENMAB A/S09-May-202515:23:53 PM61302.50CEUX
GENMAB A/S09-May-202515:24:04 PM111303.00XCSE
GENMAB A/S09-May-202515:24:04 PM191302.50CEUX
GENMAB A/S09-May-202515:24:07 PM41303.00XCSE
GENMAB A/S09-May-202515:24:08 PM751302.50XCSE
GENMAB A/S09-May-202515:24:15 PM191302.50CEUX
GENMAB A/S09-May-202515:24:37 PM191302.50CEUX
128



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:24:40 PM121303.00XCSE
GENMAB A/S09-May-202515:24:43 PM71303.00XCSE
GENMAB A/S09-May-202515:24:48 PM91303.00XCSE
GENMAB A/S09-May-202515:24:48 PM111302.50CEUX
GENMAB A/S09-May-202515:24:51 PM61303.00XCSE
GENMAB A/S09-May-202515:24:53 PM81303.00XCSE
GENMAB A/S09-May-202515:24:54 PM31303.00XCSE
GENMAB A/S09-May-202515:24:56 PM51303.00XCSE
GENMAB A/S09-May-202515:25:00 PM291303.00XCSE
GENMAB A/S09-May-202515:25:00 PM61303.00XCSE
GENMAB A/S09-May-202515:25:00 PM81303.00XCSE
GENMAB A/S09-May-202515:25:03 PM61303.00XCSE
GENMAB A/S09-May-202515:25:09 PM61303.00XCSE
GENMAB A/S09-May-202515:25:09 PM371303.00XCSE
GENMAB A/S09-May-202515:25:12 PM31303.00XCSE
GENMAB A/S09-May-202515:25:21 PM351302.00XCSE
GENMAB A/S09-May-202515:25:21 PM441302.00XCSE
GENMAB A/S09-May-202515:25:21 PM251302.50TQEX
GENMAB A/S09-May-202515:25:21 PM111302.50AQEU
GENMAB A/S09-May-202515:25:21 PM131302.00CEUX
GENMAB A/S09-May-202515:25:21 PM141302.00CEUX
GENMAB A/S09-May-202515:25:43 PM191301.50CEUX
GENMAB A/S09-May-202515:25:54 PM191301.50CEUX
GENMAB A/S09-May-202515:26:05 PM191301.50CEUX
GENMAB A/S09-May-202515:26:16 PM191301.50CEUX
GENMAB A/S09-May-202515:26:27 PM791301.50XCSE
GENMAB A/S09-May-202515:26:27 PM31301.50CEUX
GENMAB A/S09-May-202515:26:38 PM191301.50AQEU
GENMAB A/S09-May-202515:27:44 PM771301.00XCSE
GENMAB A/S09-May-202515:27:44 PM751300.50XCSE
GENMAB A/S09-May-202515:27:44 PM251301.00TQEX
GENMAB A/S09-May-202515:27:44 PM61301.50AQEU
GENMAB A/S09-May-202515:27:44 PM761301.00CEUX
GENMAB A/S09-May-202515:27:44 PM791300.50CEUX
GENMAB A/S09-May-202515:27:45 PM791300.00XCSE
GENMAB A/S09-May-202515:27:45 PM21299.50XCSE
GENMAB A/S09-May-202515:27:45 PM751299.50XCSE
GENMAB A/S09-May-202515:27:45 PM771299.00XCSE
GENMAB A/S09-May-202515:27:45 PM711298.50XCSE
GENMAB A/S09-May-202515:27:45 PM251300.00AQEU
GENMAB A/S09-May-202515:27:45 PM781300.00CEUX
GENMAB A/S09-May-202515:27:45 PM781299.50CEUX
129



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:27:45 PM271299.00CEUX
GENMAB A/S09-May-202515:27:45 PM101299.00CEUX
GENMAB A/S09-May-202515:27:45 PM401299.00CEUX
GENMAB A/S09-May-202515:27:45 PM741298.50CEUX
GENMAB A/S09-May-202515:28:01 PM221299.00XCSE
GENMAB A/S09-May-202515:28:26 PM121299.00XCSE
GENMAB A/S09-May-202515:28:26 PM251299.00CEUX
GENMAB A/S09-May-202515:28:31 PM321298.50XCSE
GENMAB A/S09-May-202515:28:31 PM271298.00XCSE
GENMAB A/S09-May-202515:28:31 PM251298.50TQEX
GENMAB A/S09-May-202515:28:33 PM191298.00CEUX
GENMAB A/S09-May-202515:28:33 PM61298.00CEUX
GENMAB A/S09-May-202515:28:48 PM191297.50CEUX
GENMAB A/S09-May-202515:28:55 PM311297.50XCSE
GENMAB A/S09-May-202515:28:55 PM71297.50CEUX
GENMAB A/S09-May-202515:29:04 PM51297.00CEUX
GENMAB A/S09-May-202515:29:30 PM291298.00XCSE
GENMAB A/S09-May-202515:29:32 PM191297.50CEUX
GENMAB A/S09-May-202515:29:38 PM291300.00CEUX
GENMAB A/S09-May-202515:29:39 PM521299.00XCSE
GENMAB A/S09-May-202515:29:39 PM321299.50CEUX
GENMAB A/S09-May-202515:30:05 PM271302.00XCSE
GENMAB A/S09-May-202515:30:05 PM301302.00XCSE
GENMAB A/S09-May-202515:30:05 PM511301.50XCSE
GENMAB A/S09-May-202515:30:05 PM251302.00CEUX
GENMAB A/S09-May-202515:30:05 PM81301.50CEUX
GENMAB A/S09-May-202515:30:05 PM201301.50CEUX
GENMAB A/S09-May-202515:30:08 PM191301.00TQEX
GENMAB A/S09-May-202515:30:10 PM431301.00XCSE
GENMAB A/S09-May-202515:30:10 PM61301.00TQEX
GENMAB A/S09-May-202515:30:10 PM261301.00AQEU
GENMAB A/S09-May-202515:30:14 PM191301.00CEUX
GENMAB A/S09-May-202515:30:20 PM191302.50AQEU
GENMAB A/S09-May-202515:30:21 PM251302.50CEUX
GENMAB A/S09-May-202515:30:23 PM351302.00XCSE
GENMAB A/S09-May-202515:30:23 PM341301.50XCSE
GENMAB A/S09-May-202515:30:23 PM261302.00CEUX
GENMAB A/S09-May-202515:30:23 PM281301.50CEUX
GENMAB A/S09-May-202515:30:27 PM261302.50XCSE
GENMAB A/S09-May-202515:30:30 PM261301.50XCSE
GENMAB A/S09-May-202515:30:32 PM301301.00CEUX
GENMAB A/S09-May-202515:30:43 PM61299.50CEUX
130



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:30:43 PM211299.50CEUX
GENMAB A/S09-May-202515:30:47 PM211299.00XCSE
GENMAB A/S09-May-202515:30:47 PM101299.00XCSE
GENMAB A/S09-May-202515:30:51 PM321298.50CEUX
GENMAB A/S09-May-202515:30:53 PM191298.00CEUX
GENMAB A/S09-May-202515:31:09 PM371304.50XCSE
GENMAB A/S09-May-202515:31:09 PM501304.00XCSE
GENMAB A/S09-May-202515:31:09 PM261304.00TQEX
GENMAB A/S09-May-202515:31:09 PM291304.50AQEU
GENMAB A/S09-May-202515:31:12 PM251304.50TQEX
GENMAB A/S09-May-202515:31:12 PM341304.50CEUX
GENMAB A/S09-May-202515:31:20 PM191304.00CEUX
GENMAB A/S09-May-202515:31:21 PM401304.50XCSE
GENMAB A/S09-May-202515:31:23 PM151304.00CEUX
GENMAB A/S09-May-202515:31:27 PM281304.00XCSE
GENMAB A/S09-May-202515:31:31 PM301304.50XCSE
GENMAB A/S09-May-202515:31:33 PM251304.00XCSE
GENMAB A/S09-May-202515:31:33 PM261303.50XCSE
GENMAB A/S09-May-202515:31:33 PM351303.50CEUX
GENMAB A/S09-May-202515:31:33 PM61303.00CEUX
GENMAB A/S09-May-202515:31:33 PM101303.00CEUX
GENMAB A/S09-May-202515:31:33 PM31303.00CEUX
GENMAB A/S09-May-202515:31:33 PM21303.00CEUX
GENMAB A/S09-May-202515:31:33 PM51303.00CEUX
GENMAB A/S09-May-202515:31:35 PM251303.00XCSE
GENMAB A/S09-May-202515:31:37 PM191302.50CEUX
GENMAB A/S09-May-202515:31:43 PM131304.00XCSE
GENMAB A/S09-May-202515:31:43 PM621304.00XCSE
GENMAB A/S09-May-202515:31:46 PM51303.50CEUX
GENMAB A/S09-May-202515:31:48 PM191303.50CEUX
GENMAB A/S09-May-202515:31:51 PM771306.50XCSE
GENMAB A/S09-May-202515:31:57 PM371306.00XCSE
GENMAB A/S09-May-202515:31:57 PM51306.00XCSE
GENMAB A/S09-May-202515:32:00 PM51306.00XCSE
GENMAB A/S09-May-202515:32:03 PM101306.00XCSE
GENMAB A/S09-May-202515:32:03 PM221306.00XCSE
GENMAB A/S09-May-202515:32:06 PM701305.50XCSE
GENMAB A/S09-May-202515:32:06 PM251305.50AQEU
GENMAB A/S09-May-202515:32:06 PM21305.50CEUX
GENMAB A/S09-May-202515:32:06 PM381305.50CEUX
GENMAB A/S09-May-202515:32:08 PM191305.00CEUX
GENMAB A/S09-May-202515:32:11 PM131305.00CEUX
131



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:32:15 PM771305.00XCSE
GENMAB A/S09-May-202515:32:17 PM251304.50XCSE
GENMAB A/S09-May-202515:32:17 PM191304.50TQEX
GENMAB A/S09-May-202515:32:17 PM371304.50CEUX
GENMAB A/S09-May-202515:32:20 PM81304.00XCSE
GENMAB A/S09-May-202515:32:20 PM181304.00XCSE
GENMAB A/S09-May-202515:32:20 PM391304.00CEUX
GENMAB A/S09-May-202515:32:21 PM281303.50XCSE
GENMAB A/S09-May-202515:32:21 PM11303.50CEUX
GENMAB A/S09-May-202515:32:21 PM361303.50CEUX
GENMAB A/S09-May-202515:32:23 PM191303.00CEUX
GENMAB A/S09-May-202515:32:33 PM261303.00XCSE
GENMAB A/S09-May-202515:32:37 PM131302.50CEUX
GENMAB A/S09-May-202515:32:40 PM191302.50CEUX
GENMAB A/S09-May-202515:32:43 PM11302.50CEUX
GENMAB A/S09-May-202515:32:44 PM251303.50XCSE
GENMAB A/S09-May-202515:32:51 PM411304.50CEUX
GENMAB A/S09-May-202515:32:52 PM191304.00CEUX
GENMAB A/S09-May-202515:33:01 PM321305.00CEUX
GENMAB A/S09-May-202515:33:14 PM311307.00XCSE
GENMAB A/S09-May-202515:33:14 PM41306.50XCSE
GENMAB A/S09-May-202515:33:14 PM211306.50XCSE
GENMAB A/S09-May-202515:33:14 PM251307.00TQEX
GENMAB A/S09-May-202515:33:14 PM291306.50AQEU
GENMAB A/S09-May-202515:33:14 PM21306.50AQEU
GENMAB A/S09-May-202515:33:14 PM181306.50CEUX
GENMAB A/S09-May-202515:33:14 PM181306.50CEUX
GENMAB A/S09-May-202515:33:21 PM271306.00XCSE
GENMAB A/S09-May-202515:33:21 PM371306.00CEUX
GENMAB A/S09-May-202515:33:21 PM321305.50CEUX
GENMAB A/S09-May-202515:33:24 PM291305.00XCSE
GENMAB A/S09-May-202515:33:24 PM61305.00CEUX
GENMAB A/S09-May-202515:33:24 PM191305.00CEUX
GENMAB A/S09-May-202515:33:35 PM201306.50XCSE
GENMAB A/S09-May-202515:33:35 PM91306.50XCSE
GENMAB A/S09-May-202515:33:35 PM191306.50CEUX
GENMAB A/S09-May-202515:33:53 PM461308.50CEUX
GENMAB A/S09-May-202515:33:53 PM271308.50CEUX
GENMAB A/S09-May-202515:33:57 PM11309.50TQEX
GENMAB A/S09-May-202515:34:15 PM21311.50CEUX
GENMAB A/S09-May-202515:34:15 PM191311.50CEUX
GENMAB A/S09-May-202515:34:20 PM161311.50CEUX
132



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:34:36 PM581312.50XCSE
GENMAB A/S09-May-202515:34:36 PM611312.00XCSE
GENMAB A/S09-May-202515:34:36 PM311312.50TQEX
GENMAB A/S09-May-202515:34:36 PM261312.50AQEU
GENMAB A/S09-May-202515:34:36 PM471312.50CEUX
GENMAB A/S09-May-202515:34:36 PM541312.00CEUX
GENMAB A/S09-May-202515:34:44 PM331312.50XCSE
GENMAB A/S09-May-202515:35:17 PM251313.00AQEU
GENMAB A/S09-May-202515:35:20 PM401313.00XCSE
GENMAB A/S09-May-202515:35:20 PM791313.00CEUX
GENMAB A/S09-May-202515:35:30 PM591315.00XCSE
GENMAB A/S09-May-202515:35:30 PM271315.00TQEX
GENMAB A/S09-May-202515:35:30 PM591315.00CEUX
GENMAB A/S09-May-202515:35:44 PM421315.50XCSE
GENMAB A/S09-May-202515:35:44 PM441315.50CEUX
GENMAB A/S09-May-202515:35:44 PM81315.50CEUX
GENMAB A/S09-May-202515:36:02 PM351316.00XCSE
GENMAB A/S09-May-202515:36:02 PM431316.00CEUX
GENMAB A/S09-May-202515:36:05 PM291315.50XCSE
GENMAB A/S09-May-202515:36:05 PM311315.50CEUX
GENMAB A/S09-May-202515:36:17 PM271315.00XCSE
GENMAB A/S09-May-202515:36:17 PM401315.00CEUX
GENMAB A/S09-May-202515:36:41 PM741318.00XCSE
GENMAB A/S09-May-202515:36:41 PM801317.50XCSE
GENMAB A/S09-May-202515:36:41 PM271318.00TQEX
GENMAB A/S09-May-202515:36:41 PM291317.50TQEX
GENMAB A/S09-May-202515:36:41 PM261318.00AQEU
GENMAB A/S09-May-202515:36:41 PM271317.50AQEU
GENMAB A/S09-May-202515:36:41 PM251317.50CEUX
GENMAB A/S09-May-202515:36:51 PM851320.00XCSE
GENMAB A/S09-May-202515:36:51 PM161320.00XCSE
GENMAB A/S09-May-202515:36:52 PM191320.00XCSE
GENMAB A/S09-May-202515:36:52 PM501320.00XCSE
GENMAB A/S09-May-202515:36:52 PM321320.00XCSE
GENMAB A/S09-May-202515:36:52 PM791320.00XCSE
GENMAB A/S09-May-202515:36:52 PM371320.00XCSE
GENMAB A/S09-May-202515:36:52 PM351320.00CEUX
GENMAB A/S09-May-202515:36:54 PM141319.50CEUX
GENMAB A/S09-May-202515:36:56 PM761319.50XCSE
GENMAB A/S09-May-202515:36:56 PM731319.00XCSE
GENMAB A/S09-May-202515:36:56 PM791318.50XCSE
GENMAB A/S09-May-202515:36:56 PM301318.00XCSE
133



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:36:56 PM371318.00XCSE
GENMAB A/S09-May-202515:36:56 PM81318.00XCSE
GENMAB A/S09-May-202515:36:56 PM371317.50XCSE
GENMAB A/S09-May-202515:36:56 PM301317.50XCSE
GENMAB A/S09-May-202515:36:56 PM101317.50XCSE
GENMAB A/S09-May-202515:36:56 PM741317.00XCSE
GENMAB A/S09-May-202515:36:56 PM251319.50CEUX
GENMAB A/S09-May-202515:36:56 PM51319.00CEUX
GENMAB A/S09-May-202515:36:56 PM351319.00CEUX
GENMAB A/S09-May-202515:37:00 PM81317.00XCSE
GENMAB A/S09-May-202515:37:00 PM721317.00XCSE
GENMAB A/S09-May-202515:37:00 PM121316.50XCSE
GENMAB A/S09-May-202515:37:00 PM651316.50XCSE
GENMAB A/S09-May-202515:37:03 PM611316.00XCSE
GENMAB A/S09-May-202515:37:03 PM141316.00XCSE
GENMAB A/S09-May-202515:37:07 PM31317.50XCSE
GENMAB A/S09-May-202515:37:09 PM551318.00XCSE
GENMAB A/S09-May-202515:37:18 PM501319.00XCSE
GENMAB A/S09-May-202515:37:18 PM291318.50XCSE
GENMAB A/S09-May-202515:37:18 PM501318.00XCSE
GENMAB A/S09-May-202515:37:18 PM111317.50XCSE
GENMAB A/S09-May-202515:37:18 PM141317.50XCSE
GENMAB A/S09-May-202515:37:18 PM271317.00XCSE
GENMAB A/S09-May-202515:37:18 PM271318.50CEUX
GENMAB A/S09-May-202515:37:32 PM251318.00XCSE
GENMAB A/S09-May-202515:37:32 PM261318.00CEUX
GENMAB A/S09-May-202515:37:53 PM261318.50XCSE
GENMAB A/S09-May-202515:37:53 PM231318.50CEUX
GENMAB A/S09-May-202515:37:53 PM71318.50CEUX
GENMAB A/S09-May-202515:37:59 PM261317.50XCSE
GENMAB A/S09-May-202515:38:31 PM281318.00XCSE
GENMAB A/S09-May-202515:38:31 PM311318.00CEUX
GENMAB A/S09-May-202515:38:31 PM11317.50CEUX
GENMAB A/S09-May-202515:38:35 PM191317.50CEUX
GENMAB A/S09-May-202515:38:36 PM61317.50CEUX
GENMAB A/S09-May-202515:38:42 PM261317.00XCSE
GENMAB A/S09-May-202515:38:42 PM311317.00CEUX
GENMAB A/S09-May-202515:38:45 PM141316.00CEUX
GENMAB A/S09-May-202515:38:45 PM191316.00CEUX
GENMAB A/S09-May-202515:38:58 PM281317.50XCSE
GENMAB A/S09-May-202515:39:05 PM251317.00XCSE
GENMAB A/S09-May-202515:39:05 PM321317.00CEUX
134



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:39:21 PM341318.00CEUX
GENMAB A/S09-May-202515:39:35 PM71317.00XCSE
GENMAB A/S09-May-202515:39:35 PM211317.00XCSE
GENMAB A/S09-May-202515:39:48 PM251316.00CEUX
GENMAB A/S09-May-202515:39:48 PM261315.50CEUX
GENMAB A/S09-May-202515:39:49 PM261314.00XCSE
GENMAB A/S09-May-202515:39:54 PM301313.00XCSE
GENMAB A/S09-May-202515:39:54 PM201312.50XCSE
GENMAB A/S09-May-202515:39:54 PM21313.00CEUX
GENMAB A/S09-May-202515:39:54 PM291313.00CEUX
GENMAB A/S09-May-202515:40:07 PM21313.00CEUX
GENMAB A/S09-May-202515:40:10 PM191313.00AQEU
GENMAB A/S09-May-202515:40:41 PM251315.00XCSE
GENMAB A/S09-May-202515:40:41 PM351314.50XCSE
GENMAB A/S09-May-202515:40:41 PM261315.50TQEX
GENMAB A/S09-May-202515:40:41 PM451316.00CEUX
GENMAB A/S09-May-202515:40:41 PM411315.50CEUX
GENMAB A/S09-May-202515:40:42 PM281313.50XCSE
GENMAB A/S09-May-202515:40:46 PM191313.00XCSE
GENMAB A/S09-May-202515:40:46 PM81313.00XCSE
GENMAB A/S09-May-202515:40:57 PM341313.00CEUX
GENMAB A/S09-May-202515:41:03 PM11312.50XCSE
GENMAB A/S09-May-202515:41:07 PM191312.50XCSE
GENMAB A/S09-May-202515:41:11 PM81312.50XCSE
GENMAB A/S09-May-202515:41:19 PM261312.00CEUX
GENMAB A/S09-May-202515:41:25 PM261311.50CEUX
GENMAB A/S09-May-202515:41:27 PM231311.00XCSE
GENMAB A/S09-May-202515:41:31 PM51311.00XCSE
GENMAB A/S09-May-202515:41:31 PM161311.00CEUX
GENMAB A/S09-May-202515:41:35 PM251310.50CEUX
GENMAB A/S09-May-202515:41:46 PM211310.50XCSE
GENMAB A/S09-May-202515:41:46 PM41310.50XCSE
GENMAB A/S09-May-202515:41:46 PM251310.50AQEU
GENMAB A/S09-May-202515:41:46 PM271310.50CEUX
GENMAB A/S09-May-202515:41:54 PM211309.00XCSE
GENMAB A/S09-May-202515:41:58 PM61309.00XCSE
GENMAB A/S09-May-202515:42:10 PM11310.50XCSE
GENMAB A/S09-May-202515:42:13 PM241310.50XCSE
GENMAB A/S09-May-202515:42:13 PM131310.00CEUX
GENMAB A/S09-May-202515:42:13 PM121310.00CEUX
GENMAB A/S09-May-202515:42:26 PM51309.50CEUX
GENMAB A/S09-May-202515:42:31 PM211309.50CEUX
135



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:42:35 PM251309.00TQEX
GENMAB A/S09-May-202515:42:35 PM91309.50CEUX
GENMAB A/S09-May-202515:42:35 PM221309.00CEUX
GENMAB A/S09-May-202515:42:35 PM31309.00CEUX
GENMAB A/S09-May-202515:42:35 PM321308.50CEUX
GENMAB A/S09-May-202515:42:36 PM251308.00XCSE
GENMAB A/S09-May-202515:42:50 PM291309.50XCSE
GENMAB A/S09-May-202515:42:59 PM191309.00XCSE
GENMAB A/S09-May-202515:43:02 PM81309.00XCSE
GENMAB A/S09-May-202515:43:02 PM371309.00CEUX
GENMAB A/S09-May-202515:43:20 PM251309.50CEUX
GENMAB A/S09-May-202515:43:27 PM201309.50XCSE
GENMAB A/S09-May-202515:43:45 PM61310.50XCSE
GENMAB A/S09-May-202515:43:50 PM101310.50TQEX
GENMAB A/S09-May-202515:43:52 PM41310.50XCSE
GENMAB A/S09-May-202515:43:52 PM31310.50XCSE
GENMAB A/S09-May-202515:43:52 PM31310.50XCSE
GENMAB A/S09-May-202515:43:53 PM131310.50XCSE
GENMAB A/S09-May-202515:44:05 PM361310.50CEUX
GENMAB A/S09-May-202515:44:10 PM151310.00XCSE
GENMAB A/S09-May-202515:44:10 PM131310.00XCSE
GENMAB A/S09-May-202515:44:10 PM331310.00CEUX
GENMAB A/S09-May-202515:44:11 PM111310.00AQEU
GENMAB A/S09-May-202515:44:15 PM121309.50XCSE
GENMAB A/S09-May-202515:44:15 PM201309.50XCSE
GENMAB A/S09-May-202515:44:15 PM361309.50CEUX
GENMAB A/S09-May-202515:44:18 PM261309.00XCSE
GENMAB A/S09-May-202515:44:18 PM421309.00CEUX
GENMAB A/S09-May-202515:44:31 PM21310.00XCSE
GENMAB A/S09-May-202515:44:36 PM231310.00XCSE
GENMAB A/S09-May-202515:44:39 PM151309.50XCSE
GENMAB A/S09-May-202515:44:42 PM101309.50XCSE
GENMAB A/S09-May-202515:44:44 PM281309.50CEUX
GENMAB A/S09-May-202515:44:53 PM141309.00XCSE
GENMAB A/S09-May-202515:44:56 PM141309.00XCSE
GENMAB A/S09-May-202515:44:59 PM11309.00XCSE
GENMAB A/S09-May-202515:44:59 PM101309.00CEUX
GENMAB A/S09-May-202515:45:05 PM131309.00CEUX
GENMAB A/S09-May-202515:45:05 PM11309.00CEUX
GENMAB A/S09-May-202515:45:05 PM61309.00CEUX
GENMAB A/S09-May-202515:45:26 PM51311.00XCSE
GENMAB A/S09-May-202515:45:26 PM211311.00XCSE
136



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:45:26 PM261311.00TQEX
GENMAB A/S09-May-202515:45:26 PM461311.00CEUX
GENMAB A/S09-May-202515:45:26 PM91311.00CEUX
GENMAB A/S09-May-202515:45:26 PM201310.50CEUX
GENMAB A/S09-May-202515:45:37 PM361311.00XCSE
GENMAB A/S09-May-202515:45:37 PM191311.00XCSE
GENMAB A/S09-May-202515:45:37 PM141311.00XCSE
GENMAB A/S09-May-202515:45:37 PM91311.00XCSE
GENMAB A/S09-May-202515:45:37 PM21311.00AQEU
GENMAB A/S09-May-202515:45:37 PM51311.00AQEU
GENMAB A/S09-May-202515:45:37 PM181311.00AQEU
GENMAB A/S09-May-202515:45:37 PM321311.00CEUX
GENMAB A/S09-May-202515:45:45 PM221311.00XCSE
GENMAB A/S09-May-202515:45:45 PM221311.00XCSE
GENMAB A/S09-May-202515:45:45 PM231311.00XCSE
GENMAB A/S09-May-202515:45:45 PM131311.00XCSE
GENMAB A/S09-May-202515:45:45 PM81311.00XCSE
GENMAB A/S09-May-202515:45:45 PM201311.00XCSE
GENMAB A/S09-May-202515:45:45 PM61311.00XCSE
GENMAB A/S09-May-202515:45:45 PM451311.00XCSE
GENMAB A/S09-May-202515:45:45 PM31311.00CEUX
GENMAB A/S09-May-202515:45:45 PM251311.00CEUX
GENMAB A/S09-May-202515:45:45 PM251311.00CEUX
GENMAB A/S09-May-202515:46:00 PM441312.00XCSE
GENMAB A/S09-May-202515:46:00 PM251311.50XCSE
GENMAB A/S09-May-202515:46:00 PM271311.50XCSE
GENMAB A/S09-May-202515:46:00 PM251312.00CEUX
GENMAB A/S09-May-202515:46:00 PM101312.00CEUX
GENMAB A/S09-May-202515:46:01 PM551311.00XCSE
GENMAB A/S09-May-202515:46:05 PM281310.50XCSE
GENMAB A/S09-May-202515:46:49 PM431311.00XCSE
GENMAB A/S09-May-202515:46:49 PM361311.00XCSE
GENMAB A/S09-May-202515:46:49 PM51311.00TQEX
GENMAB A/S09-May-202515:46:49 PM291311.00TQEX
GENMAB A/S09-May-202515:46:49 PM351311.00AQEU
GENMAB A/S09-May-202515:47:22 PM151311.00XCSE
GENMAB A/S09-May-202515:47:22 PM741311.50XCSE
GENMAB A/S09-May-202515:47:22 PM411311.50XCSE
GENMAB A/S09-May-202515:47:22 PM631311.00XCSE
GENMAB A/S09-May-202515:47:22 PM181311.50CEUX
GENMAB A/S09-May-202515:47:22 PM271311.50CEUX
137



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:47:22 PM101311.50CEUX
GENMAB A/S09-May-202515:47:22 PM221311.50CEUX
GENMAB A/S09-May-202515:47:22 PM391311.00CEUX
GENMAB A/S09-May-202515:47:22 PM381311.00CEUX
GENMAB A/S09-May-202515:47:24 PM201311.00XCSE
GENMAB A/S09-May-202515:47:34 PM781310.50XCSE
GENMAB A/S09-May-202515:47:34 PM561310.00XCSE
GENMAB A/S09-May-202515:47:34 PM401310.50CEUX
GENMAB A/S09-May-202515:47:35 PM741311.00XCSE
GENMAB A/S09-May-202515:47:35 PM31311.00CEUX
GENMAB A/S09-May-202515:47:35 PM11311.00CEUX
GENMAB A/S09-May-202515:47:35 PM221311.00CEUX
GENMAB A/S09-May-202515:47:40 PM51311.00XCSE
GENMAB A/S09-May-202515:47:40 PM331311.00XCSE
GENMAB A/S09-May-202515:47:40 PM271311.50XCSE
GENMAB A/S09-May-202515:47:41 PM491311.50XCSE
GENMAB A/S09-May-202515:47:41 PM371311.00XCSE
GENMAB A/S09-May-202515:47:41 PM781311.00XCSE
GENMAB A/S09-May-202515:47:41 PM251311.00CEUX
GENMAB A/S09-May-202515:47:42 PM61311.00XCSE
GENMAB A/S09-May-202515:47:42 PM251311.00XCSE
GENMAB A/S09-May-202515:47:42 PM131311.00XCSE
GENMAB A/S09-May-202515:47:43 PM171311.00XCSE
GENMAB A/S09-May-202515:47:43 PM371311.00XCSE
GENMAB A/S09-May-202515:47:43 PM371311.00XCSE
GENMAB A/S09-May-202515:47:43 PM161311.00XCSE
GENMAB A/S09-May-202515:47:43 PM131311.00XCSE
GENMAB A/S09-May-202515:47:43 PM371311.00XCSE
GENMAB A/S09-May-202515:47:43 PM131311.00XCSE
GENMAB A/S09-May-202515:47:43 PM201311.00XCSE
GENMAB A/S09-May-202515:47:44 PM591311.00XCSE
GENMAB A/S09-May-202515:47:44 PM151311.00XCSE
GENMAB A/S09-May-202515:47:47 PM31311.00XCSE
GENMAB A/S09-May-202515:47:47 PM201311.00XCSE
GENMAB A/S09-May-202515:47:47 PM51311.00XCSE
GENMAB A/S09-May-202515:47:47 PM31311.00XCSE
GENMAB A/S09-May-202515:47:47 PM201311.00XCSE
GENMAB A/S09-May-202515:47:47 PM51311.00XCSE
GENMAB A/S09-May-202515:47:47 PM211311.00XCSE
GENMAB A/S09-May-202515:47:47 PM211311.00XCSE
GENMAB A/S09-May-202515:47:47 PM251311.00CEUX
GENMAB A/S09-May-202515:47:48 PM121311.00XCSE
138



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:47:49 PM121311.00XCSE
GENMAB A/S09-May-202515:47:51 PM121311.00XCSE
GENMAB A/S09-May-202515:47:53 PM191311.00XCSE
GENMAB A/S09-May-202515:47:53 PM371311.00XCSE
GENMAB A/S09-May-202515:47:53 PM201311.00XCSE
GENMAB A/S09-May-202515:47:53 PM761311.00XCSE
GENMAB A/S09-May-202515:47:55 PM121311.00XCSE
GENMAB A/S09-May-202515:47:55 PM371311.00XCSE
GENMAB A/S09-May-202515:47:55 PM291311.00XCSE
GENMAB A/S09-May-202515:47:55 PM101311.00XCSE
GENMAB A/S09-May-202515:47:55 PM701311.00XCSE
GENMAB A/S09-May-202515:48:00 PM771311.00XCSE
GENMAB A/S09-May-202515:48:00 PM181311.00CEUX
GENMAB A/S09-May-202515:48:02 PM311311.00XCSE
GENMAB A/S09-May-202515:48:02 PM251311.00AQEU
GENMAB A/S09-May-202515:48:06 PM261311.00XCSE
GENMAB A/S09-May-202515:48:13 PM251311.00CEUX
GENMAB A/S09-May-202515:48:14 PM371311.00XCSE
GENMAB A/S09-May-202515:48:14 PM111311.00CEUX
GENMAB A/S09-May-202515:48:15 PM171311.50XCSE
GENMAB A/S09-May-202515:48:15 PM81311.50XCSE
GENMAB A/S09-May-202515:48:15 PM511311.00XCSE
GENMAB A/S09-May-202515:48:15 PM121311.00XCSE
GENMAB A/S09-May-202515:48:15 PM151311.00XCSE
GENMAB A/S09-May-202515:48:15 PM51311.50TQEX
GENMAB A/S09-May-202515:48:15 PM211311.50TQEX
GENMAB A/S09-May-202515:48:23 PM261311.00XCSE
GENMAB A/S09-May-202515:48:25 PM331311.00CEUX
GENMAB A/S09-May-202515:49:00 PM281310.50XCSE
GENMAB A/S09-May-202515:49:00 PM301310.00XCSE
GENMAB A/S09-May-202515:49:00 PM81309.50XCSE
GENMAB A/S09-May-202515:49:00 PM271310.50CEUX
GENMAB A/S09-May-202515:49:00 PM311310.00CEUX
GENMAB A/S09-May-202515:49:00 PM21309.50CEUX
GENMAB A/S09-May-202515:49:00 PM41309.50CEUX
GENMAB A/S09-May-202515:49:01 PM41309.50XCSE
GENMAB A/S09-May-202515:49:01 PM191309.50XCSE
GENMAB A/S09-May-202515:49:15 PM261309.50CEUX
GENMAB A/S09-May-202515:49:20 PM511310.00XCSE
GENMAB A/S09-May-202515:49:20 PM191310.00XCSE
GENMAB A/S09-May-202515:49:20 PM261310.00CEUX
GENMAB A/S09-May-202515:49:52 PM621309.50XCSE
139



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:49:52 PM251310.00CEUX
GENMAB A/S09-May-202515:49:52 PM251309.50CEUX
GENMAB A/S09-May-202515:50:52 PM231309.50AQEU
GENMAB A/S09-May-202515:51:05 PM751309.50XCSE
GENMAB A/S09-May-202515:51:05 PM251309.50TQEX
GENMAB A/S09-May-202515:51:05 PM251309.50CEUX
GENMAB A/S09-May-202515:51:11 PM601309.00XCSE
GENMAB A/S09-May-202515:51:11 PM21309.00AQEU
GENMAB A/S09-May-202515:51:11 PM321309.00CEUX
GENMAB A/S09-May-202515:51:12 PM771309.00XCSE
GENMAB A/S09-May-202515:51:12 PM301309.00AQEU
GENMAB A/S09-May-202515:51:12 PM611309.00CEUX
GENMAB A/S09-May-202515:52:15 PM21310.00XCSE
GENMAB A/S09-May-202515:52:15 PM371310.00XCSE
GENMAB A/S09-May-202515:52:15 PM51310.00XCSE
GENMAB A/S09-May-202515:52:15 PM161310.00XCSE
GENMAB A/S09-May-202515:52:15 PM71310.00XCSE
GENMAB A/S09-May-202515:52:15 PM71310.00XCSE
GENMAB A/S09-May-202515:52:15 PM31310.00XCSE
GENMAB A/S09-May-202515:52:18 PM81310.00XCSE
GENMAB A/S09-May-202515:52:18 PM371310.00XCSE
GENMAB A/S09-May-202515:52:18 PM401310.00XCSE
GENMAB A/S09-May-202515:52:29 PM161310.00XCSE
GENMAB A/S09-May-202515:52:29 PM401310.00XCSE
GENMAB A/S09-May-202515:52:29 PM31310.00XCSE
GENMAB A/S09-May-202515:52:29 PM31310.00XCSE
GENMAB A/S09-May-202515:52:29 PM81310.00XCSE
GENMAB A/S09-May-202515:52:29 PM11310.00XCSE
GENMAB A/S09-May-202515:52:45 PM761309.50XCSE
GENMAB A/S09-May-202515:52:45 PM801309.00XCSE
GENMAB A/S09-May-202515:52:45 PM251309.00TQEX
GENMAB A/S09-May-202515:52:45 PM801309.50CEUX
GENMAB A/S09-May-202515:52:45 PM671309.00CEUX
GENMAB A/S09-May-202515:52:46 PM201309.00AQEU
GENMAB A/S09-May-202515:52:50 PM591308.50XCSE
GENMAB A/S09-May-202515:52:50 PM431308.50CEUX
GENMAB A/S09-May-202515:53:22 PM791308.00XCSE
GENMAB A/S09-May-202515:53:22 PM761307.50XCSE
GENMAB A/S09-May-202515:53:22 PM301307.50TQEX
GENMAB A/S09-May-202515:53:22 PM261308.00CEUX
GENMAB A/S09-May-202515:53:22 PM531308.00CEUX
GENMAB A/S09-May-202515:53:22 PM651307.50CEUX
140



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:54:14 PM791308.00XCSE
GENMAB A/S09-May-202515:54:14 PM261307.50XCSE
GENMAB A/S09-May-202515:54:14 PM501307.50XCSE
GENMAB A/S09-May-202515:54:14 PM41307.00XCSE
GENMAB A/S09-May-202515:54:14 PM511308.00CEUX
GENMAB A/S09-May-202515:54:14 PM41307.50CEUX
GENMAB A/S09-May-202515:54:14 PM371307.50CEUX
GENMAB A/S09-May-202515:54:23 PM251308.50TQEX
GENMAB A/S09-May-202515:54:23 PM181308.50AQEU
GENMAB A/S09-May-202515:54:36 PM751308.50XCSE
GENMAB A/S09-May-202515:54:36 PM361308.50CEUX
GENMAB A/S09-May-202515:54:36 PM141308.50CEUX
GENMAB A/S09-May-202515:54:44 PM121308.00XCSE
GENMAB A/S09-May-202515:54:44 PM631308.00XCSE
GENMAB A/S09-May-202515:54:44 PM591308.00CEUX
GENMAB A/S09-May-202515:54:45 PM51307.50CEUX
GENMAB A/S09-May-202515:54:45 PM101307.50CEUX
GENMAB A/S09-May-202515:54:45 PM301307.50CEUX
GENMAB A/S09-May-202515:54:45 PM101307.50CEUX
GENMAB A/S09-May-202515:54:46 PM41307.50CEUX
GENMAB A/S09-May-202515:55:14 PM791307.50XCSE
GENMAB A/S09-May-202515:55:14 PM11307.50CEUX
GENMAB A/S09-May-202515:55:43 PM791307.50XCSE
GENMAB A/S09-May-202515:56:13 PM791308.00XCSE
GENMAB A/S09-May-202515:56:13 PM81307.50XCSE
GENMAB A/S09-May-202515:56:13 PM101307.50XCSE
GENMAB A/S09-May-202515:56:13 PM561307.50XCSE
GENMAB A/S09-May-202515:56:13 PM261308.00TQEX
GENMAB A/S09-May-202515:56:13 PM341308.00AQEU
GENMAB A/S09-May-202515:56:13 PM781308.00CEUX
GENMAB A/S09-May-202515:56:13 PM101307.50CEUX
GENMAB A/S09-May-202515:56:13 PM401307.50CEUX
GENMAB A/S09-May-202515:56:13 PM91307.50CEUX
GENMAB A/S09-May-202515:56:38 PM41307.50CEUX
GENMAB A/S09-May-202515:57:13 PM131307.00XCSE
GENMAB A/S09-May-202515:57:58 PM251308.00TQEX
GENMAB A/S09-May-202515:57:58 PM311308.00AQEU
GENMAB A/S09-May-202515:57:58 PM791308.00CEUX
GENMAB A/S09-May-202515:59:06 PM801309.00XCSE
GENMAB A/S09-May-202515:59:06 PM731308.50XCSE
GENMAB A/S09-May-202515:59:06 PM11308.50XCSE
GENMAB A/S09-May-202515:59:06 PM271309.00TQEX
141



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202515:59:06 PM261309.00AQEU
GENMAB A/S09-May-202515:59:06 PM281308.50AQEU
GENMAB A/S09-May-202515:59:06 PM771309.00CEUX
GENMAB A/S09-May-202515:59:06 PM781308.50CEUX
GENMAB A/S09-May-202516:00:19 PM751309.50XCSE
GENMAB A/S09-May-202516:00:19 PM781309.50CEUX
GENMAB A/S09-May-202516:00:19 PM101309.50CEUX
GENMAB A/S09-May-202516:00:19 PM151309.50CEUX
GENMAB A/S09-May-202516:00:19 PM101310.00CEUX
GENMAB A/S09-May-202516:00:19 PM101310.00CEUX
GENMAB A/S09-May-202516:00:19 PM201310.00CEUX
GENMAB A/S09-May-202516:00:44 PM371310.00CEUX
GENMAB A/S09-May-202516:01:08 PM521309.50XCSE
GENMAB A/S09-May-202516:01:08 PM221309.00XCSE
GENMAB A/S09-May-202516:01:08 PM311309.00XCSE
GENMAB A/S09-May-202516:01:08 PM141309.00XCSE
GENMAB A/S09-May-202516:01:08 PM101309.50CEUX
GENMAB A/S09-May-202516:01:08 PM701309.50CEUX
GENMAB A/S09-May-202516:01:08 PM771309.00CEUX
GENMAB A/S09-May-202516:01:09 PM781308.50XCSE
GENMAB A/S09-May-202516:01:09 PM31308.50CEUX
GENMAB A/S09-May-202516:01:09 PM101308.50CEUX
GENMAB A/S09-May-202516:01:09 PM201308.50CEUX
GENMAB A/S09-May-202516:01:09 PM411308.50CEUX
GENMAB A/S09-May-202516:01:12 PM301308.00XCSE
GENMAB A/S09-May-202516:01:12 PM801308.00CEUX
GENMAB A/S09-May-202516:01:12 PM181307.50CEUX
GENMAB A/S09-May-202516:01:15 PM501307.50XCSE
GENMAB A/S09-May-202516:01:15 PM101307.50CEUX
GENMAB A/S09-May-202516:01:15 PM471307.50CEUX
GENMAB A/S09-May-202516:01:39 PM471308.50CEUX
GENMAB A/S09-May-202516:01:57 PM251308.50TQEX
GENMAB A/S09-May-202516:01:57 PM421308.50CEUX
GENMAB A/S09-May-202516:02:13 PM251308.00XCSE
GENMAB A/S09-May-202516:02:13 PM261307.50XCSE
GENMAB A/S09-May-202516:02:13 PM371308.00CEUX
GENMAB A/S09-May-202516:02:13 PM251307.50CEUX
GENMAB A/S09-May-202516:02:14 PM381307.00XCSE
GENMAB A/S09-May-202516:02:14 PM321307.00CEUX
GENMAB A/S09-May-202516:02:26 PM331307.00XCSE
GENMAB A/S09-May-202516:02:26 PM261306.50XCSE
GENMAB A/S09-May-202516:03:10 PM201308.00CEUX
142



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:03:10 PM361308.00CEUX
GENMAB A/S09-May-202516:03:36 PM501308.50XCSE
GENMAB A/S09-May-202516:03:36 PM261308.50TQEX
GENMAB A/S09-May-202516:03:54 PM41308.50AQEU
GENMAB A/S09-May-202516:03:54 PM101308.50AQEU
GENMAB A/S09-May-202516:03:57 PM701308.50CEUX
GENMAB A/S09-May-202516:04:13 PM461308.00XCSE
GENMAB A/S09-May-202516:04:13 PM461308.00CEUX
GENMAB A/S09-May-202516:04:50 PM11308.50AQEU
GENMAB A/S09-May-202516:04:50 PM101308.50AQEU
GENMAB A/S09-May-202516:04:50 PM101308.50AQEU
GENMAB A/S09-May-202516:04:59 PM431308.50XCSE
GENMAB A/S09-May-202516:04:59 PM241308.50CEUX
GENMAB A/S09-May-202516:04:59 PM321308.50CEUX
GENMAB A/S09-May-202516:05:04 PM11308.50CEUX
GENMAB A/S09-May-202516:05:04 PM721308.50CEUX
GENMAB A/S09-May-202516:05:04 PM31308.00CEUX
GENMAB A/S09-May-202516:05:04 PM181308.00CEUX
GENMAB A/S09-May-202516:05:04 PM101308.00CEUX
GENMAB A/S09-May-202516:05:04 PM71308.00CEUX
GENMAB A/S09-May-202516:05:10 PM451308.00XCSE
GENMAB A/S09-May-202516:05:10 PM311308.00CEUX
GENMAB A/S09-May-202516:05:10 PM161307.50CEUX
GENMAB A/S09-May-202516:05:53 PM21308.00XCSE
GENMAB A/S09-May-202516:05:53 PM501308.00CEUX
GENMAB A/S09-May-202516:05:54 PM51308.00TQEX
GENMAB A/S09-May-202516:05:54 PM101308.00TQEX
GENMAB A/S09-May-202516:05:54 PM41308.00TQEX
GENMAB A/S09-May-202516:05:54 PM21308.00AQEU
GENMAB A/S09-May-202516:05:54 PM71308.00AQEU
GENMAB A/S09-May-202516:05:54 PM121308.00AQEU
GENMAB A/S09-May-202516:05:55 PM201308.00XCSE
GENMAB A/S09-May-202516:06:11 PM151308.00XCSE
GENMAB A/S09-May-202516:06:15 PM561308.00CEUX
GENMAB A/S09-May-202516:06:29 PM221308.00XCSE
GENMAB A/S09-May-202516:06:29 PM161308.00XCSE
GENMAB A/S09-May-202516:06:29 PM91308.00CEUX
GENMAB A/S09-May-202516:06:31 PM251308.00CEUX
GENMAB A/S09-May-202516:06:35 PM341307.50XCSE
GENMAB A/S09-May-202516:06:35 PM271307.50CEUX
GENMAB A/S09-May-202516:06:36 PM201307.00CEUX
GENMAB A/S09-May-202516:06:37 PM51307.00CEUX
143



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:06:51 PM341307.00XCSE
GENMAB A/S09-May-202516:07:19 PM201306.50TQEX
GENMAB A/S09-May-202516:07:19 PM71306.50AQEU
GENMAB A/S09-May-202516:07:19 PM301306.50AQEU
GENMAB A/S09-May-202516:07:19 PM251307.00CEUX
GENMAB A/S09-May-202516:07:19 PM91306.50CEUX
GENMAB A/S09-May-202516:07:19 PM101306.50CEUX
GENMAB A/S09-May-202516:07:19 PM161306.50CEUX
GENMAB A/S09-May-202516:07:20 PM251306.50XCSE
GENMAB A/S09-May-202516:07:20 PM61306.00CEUX
GENMAB A/S09-May-202516:07:20 PM201306.00CEUX
GENMAB A/S09-May-202516:07:21 PM71306.00CEUX
GENMAB A/S09-May-202516:07:22 PM271306.00XCSE
GENMAB A/S09-May-202516:07:24 PM31305.50CEUX
GENMAB A/S09-May-202516:07:24 PM61305.50CEUX
GENMAB A/S09-May-202516:07:24 PM101305.50CEUX
GENMAB A/S09-May-202516:07:26 PM101305.50CEUX
GENMAB A/S09-May-202516:07:27 PM31305.50CEUX
GENMAB A/S09-May-202516:07:29 PM61306.00XCSE
GENMAB A/S09-May-202516:07:29 PM11306.00XCSE
GENMAB A/S09-May-202516:07:29 PM71306.00CEUX
GENMAB A/S09-May-202516:07:29 PM11306.00CEUX
GENMAB A/S09-May-202516:07:29 PM181306.00CEUX
GENMAB A/S09-May-202516:07:38 PM11306.00XCSE
GENMAB A/S09-May-202516:07:39 PM21306.00XCSE
GENMAB A/S09-May-202516:07:39 PM101306.00XCSE
GENMAB A/S09-May-202516:07:39 PM41306.00XCSE
GENMAB A/S09-May-202516:07:39 PM91306.00XCSE
GENMAB A/S09-May-202516:07:42 PM131306.00XCSE
GENMAB A/S09-May-202516:07:42 PM31305.50XCSE
GENMAB A/S09-May-202516:07:43 PM11306.00XCSE
GENMAB A/S09-May-202516:07:43 PM21306.00XCSE
GENMAB A/S09-May-202516:07:43 PM101306.00XCSE
GENMAB A/S09-May-202516:07:43 PM251306.00XCSE
GENMAB A/S09-May-202516:07:59 PM131305.50CEUX
GENMAB A/S09-May-202516:07:59 PM31305.50CEUX
GENMAB A/S09-May-202516:07:59 PM101305.50CEUX
GENMAB A/S09-May-202516:08:03 PM11305.50CEUX
GENMAB A/S09-May-202516:08:03 PM11305.50CEUX
GENMAB A/S09-May-202516:08:06 PM41305.50XCSE
GENMAB A/S09-May-202516:08:06 PM181305.50XCSE
GENMAB A/S09-May-202516:08:07 PM201306.00CEUX
144



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:08:07 PM91306.00CEUX
GENMAB A/S09-May-202516:09:09 PM461307.00XCSE
GENMAB A/S09-May-202516:09:09 PM461307.00CEUX
GENMAB A/S09-May-202516:09:11 PM311306.50XCSE
GENMAB A/S09-May-202516:09:11 PM301306.50TQEX
GENMAB A/S09-May-202516:09:11 PM491306.50CEUX
GENMAB A/S09-May-202516:09:12 PM231306.00CEUX
GENMAB A/S09-May-202516:09:12 PM171306.00CEUX
GENMAB A/S09-May-202516:09:13 PM101306.00XCSE
GENMAB A/S09-May-202516:09:13 PM101306.00XCSE
GENMAB A/S09-May-202516:09:13 PM61306.00XCSE
GENMAB A/S09-May-202516:09:22 PM201305.50XCSE
GENMAB A/S09-May-202516:09:34 PM101305.50CEUX
GENMAB A/S09-May-202516:09:40 PM131305.50CEUX
GENMAB A/S09-May-202516:09:40 PM101305.50CEUX
GENMAB A/S09-May-202516:09:40 PM11305.50CEUX
GENMAB A/S09-May-202516:09:40 PM41305.50CEUX
GENMAB A/S09-May-202516:09:46 PM111305.50XCSE
GENMAB A/S09-May-202516:09:46 PM101305.00CEUX
GENMAB A/S09-May-202516:10:46 PM401305.50XCSE
GENMAB A/S09-May-202516:10:46 PM391305.00XCSE
GENMAB A/S09-May-202516:10:46 PM271305.00CEUX
GENMAB A/S09-May-202516:10:47 PM171304.50AQEU
GENMAB A/S09-May-202516:11:39 PM41304.50CEUX
GENMAB A/S09-May-202516:11:39 PM61304.50CEUX
GENMAB A/S09-May-202516:11:39 PM61304.50CEUX
GENMAB A/S09-May-202516:11:39 PM101304.50CEUX
GENMAB A/S09-May-202516:11:39 PM101304.50CEUX
GENMAB A/S09-May-202516:11:54 PM11304.50XCSE
GENMAB A/S09-May-202516:11:54 PM251304.50XCSE
GENMAB A/S09-May-202516:11:54 PM171304.50CEUX
GENMAB A/S09-May-202516:11:54 PM101304.50CEUX
GENMAB A/S09-May-202516:11:54 PM21304.50CEUX
GENMAB A/S09-May-202516:11:54 PM301304.50CEUX
GENMAB A/S09-May-202516:11:54 PM101304.50CEUX
GENMAB A/S09-May-202516:11:54 PM81304.50CEUX
GENMAB A/S09-May-202516:12:28 PM11304.00AQEU
GENMAB A/S09-May-202516:12:29 PM251304.00AQEU
GENMAB A/S09-May-202516:12:33 PM331304.00XCSE
GENMAB A/S09-May-202516:12:33 PM441304.00CEUX
GENMAB A/S09-May-202516:13:01 PM71306.00TQEX
GENMAB A/S09-May-202516:13:02 PM61306.00XCSE
145



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:13:02 PM41306.00XCSE
GENMAB A/S09-May-202516:13:02 PM31306.00XCSE
GENMAB A/S09-May-202516:13:02 PM351306.00XCSE
GENMAB A/S09-May-202516:13:02 PM291306.00XCSE
GENMAB A/S09-May-202516:13:02 PM11306.00TQEX
GENMAB A/S09-May-202516:13:02 PM241306.00TQEX
GENMAB A/S09-May-202516:13:03 PM11306.00XCSE
GENMAB A/S09-May-202516:13:03 PM171305.50TQEX
GENMAB A/S09-May-202516:13:04 PM161305.50CEUX
GENMAB A/S09-May-202516:13:04 PM161305.50CEUX
GENMAB A/S09-May-202516:13:14 PM61305.50CEUX
GENMAB A/S09-May-202516:13:14 PM131305.50CEUX
GENMAB A/S09-May-202516:13:14 PM241305.50CEUX
GENMAB A/S09-May-202516:13:14 PM11305.50CEUX
GENMAB A/S09-May-202516:13:15 PM141305.50XCSE
GENMAB A/S09-May-202516:13:15 PM531305.50XCSE
GENMAB A/S09-May-202516:13:18 PM41305.50XCSE
GENMAB A/S09-May-202516:13:35 PM371305.50XCSE
GENMAB A/S09-May-202516:13:38 PM161306.00XCSE
GENMAB A/S09-May-202516:13:38 PM501306.00XCSE
GENMAB A/S09-May-202516:14:07 PM151306.50CEUX
GENMAB A/S09-May-202516:14:07 PM221306.50CEUX
GENMAB A/S09-May-202516:14:30 PM761306.00CEUX
GENMAB A/S09-May-202516:14:33 PM101306.50TQEX
GENMAB A/S09-May-202516:14:33 PM101306.50TQEX
GENMAB A/S09-May-202516:14:35 PM521306.50XCSE
GENMAB A/S09-May-202516:14:36 PM511306.00XCSE
GENMAB A/S09-May-202516:15:07 PM791306.00CEUX
GENMAB A/S09-May-202516:15:08 PM151306.00XCSE
GENMAB A/S09-May-202516:15:08 PM301306.00XCSE
GENMAB A/S09-May-202516:15:08 PM11305.50AQEU
GENMAB A/S09-May-202516:15:08 PM91305.50AQEU
GENMAB A/S09-May-202516:15:08 PM301305.50CEUX
GENMAB A/S09-May-202516:15:08 PM741306.00CEUX
GENMAB A/S09-May-202516:15:09 PM121305.50AQEU
GENMAB A/S09-May-202516:15:09 PM301305.50CEUX
GENMAB A/S09-May-202516:15:09 PM121305.50CEUX
GENMAB A/S09-May-202516:15:09 PM61305.50CEUX
GENMAB A/S09-May-202516:15:10 PM181305.50XCSE
GENMAB A/S09-May-202516:15:11 PM301305.00XCSE
GENMAB A/S09-May-202516:15:11 PM81305.00CEUX
GENMAB A/S09-May-202516:15:11 PM101305.00CEUX
146



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:15:11 PM101305.00CEUX
GENMAB A/S09-May-202516:15:11 PM91305.00CEUX
GENMAB A/S09-May-202516:15:11 PM101305.00CEUX
GENMAB A/S09-May-202516:15:11 PM11305.00CEUX
GENMAB A/S09-May-202516:15:11 PM101305.00CEUX
GENMAB A/S09-May-202516:15:11 PM101305.00CEUX
GENMAB A/S09-May-202516:15:11 PM81305.00CEUX
GENMAB A/S09-May-202516:15:17 PM141304.50XCSE
GENMAB A/S09-May-202516:15:17 PM191304.50CEUX
GENMAB A/S09-May-202516:15:19 PM211304.50CEUX
GENMAB A/S09-May-202516:15:30 PM211304.50CEUX
GENMAB A/S09-May-202516:15:48 PM261305.00XCSE
GENMAB A/S09-May-202516:15:48 PM471305.00CEUX
GENMAB A/S09-May-202516:15:50 PM101305.50XCSE
GENMAB A/S09-May-202516:15:50 PM211305.50XCSE
GENMAB A/S09-May-202516:15:53 PM301305.50AQEU
GENMAB A/S09-May-202516:16:13 PM101305.50XCSE
GENMAB A/S09-May-202516:16:14 PM101305.50XCSE
GENMAB A/S09-May-202516:16:14 PM61305.50XCSE
GENMAB A/S09-May-202516:16:27 PM101306.00CEUX
GENMAB A/S09-May-202516:16:27 PM51306.00CEUX
GENMAB A/S09-May-202516:16:27 PM141306.00CEUX
GENMAB A/S09-May-202516:16:27 PM171306.00CEUX
GENMAB A/S09-May-202516:17:00 PM531307.00CEUX
GENMAB A/S09-May-202516:17:00 PM281307.50CEUX
GENMAB A/S09-May-202516:17:01 PM221307.50XCSE
GENMAB A/S09-May-202516:17:01 PM201307.50XCSE
GENMAB A/S09-May-202516:17:01 PM101307.50XCSE
GENMAB A/S09-May-202516:17:01 PM31307.50XCSE
GENMAB A/S09-May-202516:17:06 PM421307.00XCSE
GENMAB A/S09-May-202516:17:08 PM61306.50CEUX
GENMAB A/S09-May-202516:17:08 PM61306.50CEUX
GENMAB A/S09-May-202516:17:08 PM41306.50CEUX
GENMAB A/S09-May-202516:17:08 PM301306.50CEUX
GENMAB A/S09-May-202516:17:09 PM311306.50XCSE
GENMAB A/S09-May-202516:17:09 PM11306.50CEUX
GENMAB A/S09-May-202516:17:09 PM181306.50CEUX
GENMAB A/S09-May-202516:17:10 PM161306.00CEUX
GENMAB A/S09-May-202516:17:28 PM341306.00CEUX
GENMAB A/S09-May-202516:17:42 PM241306.50CEUX
GENMAB A/S09-May-202516:17:48 PM81306.00TQEX
GENMAB A/S09-May-202516:17:48 PM41306.50CEUX
147



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:17:50 PM81306.00TQEX
GENMAB A/S09-May-202516:18:21 PM191306.50XCSE
GENMAB A/S09-May-202516:18:21 PM251306.50XCSE
GENMAB A/S09-May-202516:18:23 PM111306.00CEUX
GENMAB A/S09-May-202516:18:30 PM481306.00XCSE
GENMAB A/S09-May-202516:18:30 PM101306.00TQEX
GENMAB A/S09-May-202516:19:02 PM281305.50CEUX
GENMAB A/S09-May-202516:19:05 PM411305.50XCSE
GENMAB A/S09-May-202516:19:46 PM111305.50CEUX
GENMAB A/S09-May-202516:19:53 PM221305.00TQEX
GENMAB A/S09-May-202516:19:53 PM91305.00TQEX
GENMAB A/S09-May-202516:19:53 PM41305.00AQEU
GENMAB A/S09-May-202516:19:53 PM641305.50CEUX
GENMAB A/S09-May-202516:19:53 PM331305.00CEUX
GENMAB A/S09-May-202516:19:58 PM261305.00XCSE
GENMAB A/S09-May-202516:20:01 PM221305.00AQEU
GENMAB A/S09-May-202516:21:21 PM561306.00CEUX
GENMAB A/S09-May-202516:21:38 PM641305.50CEUX
GENMAB A/S09-May-202516:21:38 PM101305.50CEUX
GENMAB A/S09-May-202516:22:05 PM381305.50AQEU
GENMAB A/S09-May-202516:22:05 PM31305.50CEUX
GENMAB A/S09-May-202516:22:08 PM331305.00TQEX
GENMAB A/S09-May-202516:22:08 PM321305.00CEUX
GENMAB A/S09-May-202516:22:08 PM471305.00CEUX
GENMAB A/S09-May-202516:22:11 PM351305.00XCSE
GENMAB A/S09-May-202516:22:20 PM111305.50XCSE
GENMAB A/S09-May-202516:23:14 PM661307.00XCSE
GENMAB A/S09-May-202516:23:14 PM791307.00CEUX
GENMAB A/S09-May-202516:23:15 PM671306.50XCSE
GENMAB A/S09-May-202516:23:15 PM31307.00AQEU
GENMAB A/S09-May-202516:23:15 PM321307.00AQEU
GENMAB A/S09-May-202516:23:17 PM801306.50CEUX
GENMAB A/S09-May-202516:24:06 PM741306.50CEUX
GENMAB A/S09-May-202516:24:28 PM241306.50XCSE
GENMAB A/S09-May-202516:24:28 PM431306.50XCSE
GENMAB A/S09-May-202516:24:39 PM541306.00XCSE
GENMAB A/S09-May-202516:24:39 PM21306.00XCSE
GENMAB A/S09-May-202516:24:39 PM171306.00XCSE
GENMAB A/S09-May-202516:24:39 PM761306.00CEUX
GENMAB A/S09-May-202516:25:13 PM261306.50XCSE
GENMAB A/S09-May-202516:25:14 PM571307.00CEUX
GENMAB A/S09-May-202516:25:30 PM471307.00XCSE
148



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:25:37 PM211307.00CEUX
GENMAB A/S09-May-202516:26:14 PM281307.00TQEX
GENMAB A/S09-May-202516:26:14 PM191307.00TQEX
GENMAB A/S09-May-202516:26:14 PM391307.00CEUX
GENMAB A/S09-May-202516:26:56 PM391307.00CEUX
GENMAB A/S09-May-202516:26:58 PM351307.00CEUX
GENMAB A/S09-May-202516:27:02 PM141307.00CEUX
GENMAB A/S09-May-202516:27:06 PM141306.50XCSE
GENMAB A/S09-May-202516:27:06 PM441306.50CEUX
GENMAB A/S09-May-202516:27:06 PM341306.50CEUX
GENMAB A/S09-May-202516:27:45 PM381306.50XCSE
GENMAB A/S09-May-202516:27:45 PM11306.50XCSE
GENMAB A/S09-May-202516:27:45 PM291306.50AQEU
GENMAB A/S09-May-202516:27:45 PM351306.50CEUX
GENMAB A/S09-May-202516:27:53 PM41306.00XCSE
GENMAB A/S09-May-202516:27:53 PM421306.00CEUX
GENMAB A/S09-May-202516:27:53 PM81306.00CEUX
GENMAB A/S09-May-202516:28:04 PM271306.00CEUX
GENMAB A/S09-May-202516:28:15 PM31306.00XCSE
GENMAB A/S09-May-202516:28:17 PM351306.00XCSE
GENMAB A/S09-May-202516:28:27 PM901306.00CEUX
GENMAB A/S09-May-202516:29:02 PM31307.50XCSE
GENMAB A/S09-May-202516:29:08 PM101308.00CEUX
GENMAB A/S09-May-202516:29:22 PM351308.00CEUX
GENMAB A/S09-May-202516:29:35 PM761308.00XCSE
GENMAB A/S09-May-202516:30:00 PM361308.50AQEU
GENMAB A/S09-May-202516:30:00 PM311308.50CEUX
GENMAB A/S09-May-202516:30:16 PM271308.50CEUX
GENMAB A/S09-May-202516:30:16 PM221308.50CEUX
GENMAB A/S09-May-202516:30:18 PM381308.50XCSE
GENMAB A/S09-May-202516:30:18 PM291308.50TQEX
GENMAB A/S09-May-202516:30:18 PM201308.50CEUX
GENMAB A/S09-May-202516:30:19 PM251308.50CEUX
GENMAB A/S09-May-202516:30:37 PM171308.50CEUX
GENMAB A/S09-May-202516:30:37 PM131308.50CEUX
GENMAB A/S09-May-202516:30:41 PM271308.00CEUX
GENMAB A/S09-May-202516:30:49 PM21308.50XCSE
GENMAB A/S09-May-202516:30:49 PM491308.00CEUX
GENMAB A/S09-May-202516:30:51 PM581308.50XCSE
GENMAB A/S09-May-202516:30:51 PM161308.50XCSE
GENMAB A/S09-May-202516:31:05 PM251308.50CEUX
149



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:31:21 PM531308.50XCSE
GENMAB A/S09-May-202516:31:21 PM551308.00XCSE
GENMAB A/S09-May-202516:31:21 PM671307.50XCSE
GENMAB A/S09-May-202516:31:21 PM251307.00XCSE
GENMAB A/S09-May-202516:31:21 PM351308.00TQEX
GENMAB A/S09-May-202516:31:21 PM461308.50CEUX
GENMAB A/S09-May-202516:31:21 PM341308.00CEUX
GENMAB A/S09-May-202516:31:21 PM391308.00CEUX
GENMAB A/S09-May-202516:31:21 PM741307.50CEUX
GENMAB A/S09-May-202516:31:21 PM771307.00CEUX
GENMAB A/S09-May-202516:32:06 PM471308.50CEUX
GENMAB A/S09-May-202516:32:14 PM111308.00CEUX
GENMAB A/S09-May-202516:32:17 PM181308.00CEUX
GENMAB A/S09-May-202516:32:44 PM41310.00XCSE
GENMAB A/S09-May-202516:32:52 PM121310.00XCSE
GENMAB A/S09-May-202516:32:52 PM161310.00XCSE
GENMAB A/S09-May-202516:32:52 PM91310.00XCSE
GENMAB A/S09-May-202516:32:59 PM291310.00XCSE
GENMAB A/S09-May-202516:32:59 PM131310.00XCSE
GENMAB A/S09-May-202516:33:00 PM121309.50XCSE
GENMAB A/S09-May-202516:33:08 PM671309.50XCSE
GENMAB A/S09-May-202516:33:08 PM251309.50CEUX
GENMAB A/S09-May-202516:33:28 PM81309.50XCSE
GENMAB A/S09-May-202516:33:28 PM301309.50XCSE
GENMAB A/S09-May-202516:33:28 PM611309.50CEUX
GENMAB A/S09-May-202516:33:30 PM381309.50CEUX
GENMAB A/S09-May-202516:33:42 PM791309.00XCSE
GENMAB A/S09-May-202516:33:42 PM11309.00XCSE
GENMAB A/S09-May-202516:33:42 PM251309.00AQEU
GENMAB A/S09-May-202516:33:42 PM251309.00CEUX
GENMAB A/S09-May-202516:33:42 PM51309.00CEUX
GENMAB A/S09-May-202516:34:24 PM301309.00TQEX
GENMAB A/S09-May-202516:34:24 PM581309.00CEUX
GENMAB A/S09-May-202516:34:31 PM251308.50CEUX
GENMAB A/S09-May-202516:34:34 PM771308.50XCSE
GENMAB A/S09-May-202516:35:07 PM21308.00XCSE
GENMAB A/S09-May-202516:35:07 PM21308.00XCSE
GENMAB A/S09-May-202516:35:07 PM21308.00XCSE
GENMAB A/S09-May-202516:35:07 PM341308.00XCSE
GENMAB A/S09-May-202516:35:07 PM291308.00CEUX
GENMAB A/S09-May-202516:35:33 PM541308.50XCSE
GENMAB A/S09-May-202516:35:33 PM421308.50AQEU
150



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:35:33 PM651308.50CEUX
GENMAB A/S09-May-202516:35:36 PM561308.00XCSE
GENMAB A/S09-May-202516:35:36 PM551308.00CEUX
GENMAB A/S09-May-202516:35:59 PM171307.50CEUX
GENMAB A/S09-May-202516:35:59 PM131307.50CEUX
GENMAB A/S09-May-202516:36:00 PM201308.00CEUX
GENMAB A/S09-May-202516:36:03 PM181308.00CEUX
GENMAB A/S09-May-202516:36:11 PM151307.50XCSE
GENMAB A/S09-May-202516:36:11 PM191307.50XCSE
GENMAB A/S09-May-202516:36:11 PM401307.50CEUX
GENMAB A/S09-May-202516:37:04 PM131307.00CEUX
GENMAB A/S09-May-202516:37:21 PM391307.00XCSE
GENMAB A/S09-May-202516:37:21 PM211307.00CEUX
GENMAB A/S09-May-202516:37:44 PM171307.50TQEX
GENMAB A/S09-May-202516:37:54 PM741308.00CEUX
GENMAB A/S09-May-202516:38:02 PM481307.50XCSE
GENMAB A/S09-May-202516:38:05 PM261307.50CEUX
GENMAB A/S09-May-202516:38:18 PM521307.50CEUX
GENMAB A/S09-May-202516:38:25 PM81307.50XCSE
GENMAB A/S09-May-202516:38:25 PM171307.50XCSE
GENMAB A/S09-May-202516:38:26 PM341307.50XCSE
GENMAB A/S09-May-202516:38:34 PM101307.00XCSE
GENMAB A/S09-May-202516:38:37 PM11307.50CEUX
GENMAB A/S09-May-202516:38:37 PM351307.50CEUX
GENMAB A/S09-May-202516:38:44 PM131307.00XCSE
GENMAB A/S09-May-202516:38:44 PM311307.50CEUX
GENMAB A/S09-May-202516:38:57 PM321307.00XCSE
GENMAB A/S09-May-202516:38:57 PM271307.50CEUX
GENMAB A/S09-May-202516:38:57 PM291307.00CEUX
GENMAB A/S09-May-202516:38:57 PM241307.00CEUX
GENMAB A/S09-May-202516:38:57 PM251307.00CEUX
GENMAB A/S09-May-202516:39:01 PM21307.00XCSE
GENMAB A/S09-May-202516:39:01 PM291307.00AQEU
GENMAB A/S09-May-202516:39:05 PM261306.50XCSE
GENMAB A/S09-May-202516:39:05 PM341306.50XCSE
GENMAB A/S09-May-202516:39:05 PM121306.00XCSE
GENMAB A/S09-May-202516:39:05 PM491306.50CEUX
GENMAB A/S09-May-202516:39:05 PM101306.00CEUX
GENMAB A/S09-May-202516:39:07 PM81306.00XCSE
GENMAB A/S09-May-202516:39:07 PM291306.00XCSE
GENMAB A/S09-May-202516:39:07 PM261306.00CEUX
GENMAB A/S09-May-202516:39:07 PM341306.00CEUX
151



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:39:07 PM71306.00CEUX
GENMAB A/S09-May-202516:39:32 PM111307.00XCSE
GENMAB A/S09-May-202516:39:36 PM111307.00XCSE
GENMAB A/S09-May-202516:39:40 PM121307.00XCSE
GENMAB A/S09-May-202516:39:45 PM131307.00XCSE
GENMAB A/S09-May-202516:39:48 PM251307.50TQEX
GENMAB A/S09-May-202516:39:55 PM261307.50CEUX
GENMAB A/S09-May-202516:39:56 PM111307.50XCSE
GENMAB A/S09-May-202516:39:59 PM391307.50XCSE
GENMAB A/S09-May-202516:39:59 PM231307.00XCSE
GENMAB A/S09-May-202516:39:59 PM281307.00TQEX
GENMAB A/S09-May-202516:39:59 PM171307.50CEUX
GENMAB A/S09-May-202516:39:59 PM391307.00CEUX
GENMAB A/S09-May-202516:40:23 PM271308.00CEUX
GENMAB A/S09-May-202516:40:38 PM551309.50XCSE
GENMAB A/S09-May-202516:40:38 PM391309.50AQEU
GENMAB A/S09-May-202516:40:54 PM251309.50CEUX
GENMAB A/S09-May-202516:41:11 PM181310.50CEUX
GENMAB A/S09-May-202516:41:15 PM241310.50CEUX
GENMAB A/S09-May-202516:41:18 PM81310.50CEUX
GENMAB A/S09-May-202516:41:19 PM101310.50XCSE
GENMAB A/S09-May-202516:41:35 PM111310.50XCSE
GENMAB A/S09-May-202516:41:46 PM571311.50CEUX
GENMAB A/S09-May-202516:41:58 PM581311.00XCSE
GENMAB A/S09-May-202516:41:58 PM701311.00CEUX
GENMAB A/S09-May-202516:41:58 PM351311.50CEUX
GENMAB A/S09-May-202516:42:01 PM1011311.00XCSE
GENMAB A/S09-May-202516:42:01 PM701310.50CEUX
GENMAB A/S09-May-202516:42:08 PM381312.00XCSE
GENMAB A/S09-May-202516:42:08 PM131312.00XCSE
GENMAB A/S09-May-202516:42:08 PM301312.00XCSE
GENMAB A/S09-May-202516:42:08 PM801311.50XCSE
GENMAB A/S09-May-202516:42:08 PM441311.50CEUX
GENMAB A/S09-May-202516:42:23 PM741312.00XCSE
GENMAB A/S09-May-202516:42:23 PM781311.50XCSE
GENMAB A/S09-May-202516:42:23 PM271311.00XCSE
GENMAB A/S09-May-202516:42:23 PM291312.50CEUX
GENMAB A/S09-May-202516:42:28 PM271312.50XCSE
GENMAB A/S09-May-202516:42:36 PM751312.50XCSE
GENMAB A/S09-May-202516:42:59 PM441313.50TQEX
GENMAB A/S09-May-202516:43:15 PM241316.00CEUX
GENMAB A/S09-May-202516:43:28 PM151317.00XCSE
152



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:43:28 PM451317.00CEUX
GENMAB A/S09-May-202516:43:35 PM191317.00CEUX
GENMAB A/S09-May-202516:43:36 PM381317.50XCSE
GENMAB A/S09-May-202516:43:36 PM381317.00XCSE
GENMAB A/S09-May-202516:43:36 PM161317.00XCSE
GENMAB A/S09-May-202516:43:36 PM381317.50XCSE
GENMAB A/S09-May-202516:43:36 PM91317.50XCSE
GENMAB A/S09-May-202516:43:36 PM201316.50CEUX
GENMAB A/S09-May-202516:43:37 PM161317.00XCSE
GENMAB A/S09-May-202516:43:37 PM381317.00XCSE
GENMAB A/S09-May-202516:43:37 PM71317.50XCSE
GENMAB A/S09-May-202516:43:37 PM301317.50XCSE
GENMAB A/S09-May-202516:43:37 PM101317.50XCSE
GENMAB A/S09-May-202516:43:37 PM301317.00XCSE
GENMAB A/S09-May-202516:43:37 PM161317.00XCSE
GENMAB A/S09-May-202516:43:37 PM381317.00XCSE
GENMAB A/S09-May-202516:43:37 PM171317.50XCSE
GENMAB A/S09-May-202516:43:37 PM111317.50XCSE
GENMAB A/S09-May-202516:43:37 PM301317.50XCSE
GENMAB A/S09-May-202516:43:37 PM161317.50XCSE
GENMAB A/S09-May-202516:43:37 PM221317.50XCSE
GENMAB A/S09-May-202516:43:37 PM271316.50CEUX
GENMAB A/S09-May-202516:43:38 PM301317.50XCSE
GENMAB A/S09-May-202516:43:38 PM211317.50XCSE
GENMAB A/S09-May-202516:43:38 PM381317.50XCSE
GENMAB A/S09-May-202516:43:38 PM301317.50XCSE
GENMAB A/S09-May-202516:43:38 PM121317.50XCSE
GENMAB A/S09-May-202516:43:38 PM381317.50XCSE
GENMAB A/S09-May-202516:43:39 PM301317.50XCSE
GENMAB A/S09-May-202516:43:39 PM201317.50XCSE
GENMAB A/S09-May-202516:43:39 PM381317.50XCSE
GENMAB A/S09-May-202516:43:39 PM301317.50XCSE
GENMAB A/S09-May-202516:43:39 PM381317.50XCSE
GENMAB A/S09-May-202516:43:39 PM201317.50XCSE
GENMAB A/S09-May-202516:43:39 PM131317.50XCSE
GENMAB A/S09-May-202516:43:39 PM71317.50XCSE
GENMAB A/S09-May-202516:43:39 PM301317.50XCSE
GENMAB A/S09-May-202516:43:39 PM381317.50XCSE
GENMAB A/S09-May-202516:43:40 PM271317.00XCSE
GENMAB A/S09-May-202516:44:02 PM581317.50XCSE
GENMAB A/S09-May-202516:44:02 PM361317.50XCSE
GENMAB A/S09-May-202516:44:02 PM511317.50CEUX
153



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:44:07 PM201317.00CEUX
GENMAB A/S09-May-202516:44:07 PM71317.00CEUX
GENMAB A/S09-May-202516:44:39 PM21319.00CEUX
GENMAB A/S09-May-202516:44:39 PM491319.00CEUX
GENMAB A/S09-May-202516:44:39 PM441319.00AQEU
GENMAB A/S09-May-202516:44:46 PM241319.00XCSE
GENMAB A/S09-May-202516:44:46 PM231319.00XCSE
GENMAB A/S09-May-202516:44:57 PM351319.00CEUX
GENMAB A/S09-May-202516:45:07 PM351319.00CEUX
GENMAB A/S09-May-202516:45:07 PM91318.50CEUX
GENMAB A/S09-May-202516:45:10 PM51318.50XCSE
GENMAB A/S09-May-202516:45:16 PM251318.50XCSE
GENMAB A/S09-May-202516:45:24 PM241318.50CEUX
GENMAB A/S09-May-202516:45:26 PM201319.00TQEX
GENMAB A/S09-May-202516:45:27 PM551319.50XCSE
GENMAB A/S09-May-202516:45:39 PM151319.50CEUX
GENMAB A/S09-May-202516:45:40 PM441319.00XCSE
GENMAB A/S09-May-202516:45:40 PM161319.00TQEX
GENMAB A/S09-May-202516:45:40 PM431319.00CEUX
GENMAB A/S09-May-202516:45:53 PM21319.50CEUX
GENMAB A/S09-May-202516:45:53 PM231319.50CEUX
GENMAB A/S09-May-202516:46:10 PM251319.50XCSE
GENMAB A/S09-May-202516:46:10 PM211319.50XCSE
GENMAB A/S09-May-202516:46:10 PM211319.50CEUX
GENMAB A/S09-May-202516:46:10 PM201319.50CEUX
GENMAB A/S09-May-202516:46:15 PM351319.50CEUX
GENMAB A/S09-May-202516:46:47 PM481319.00XCSE
GENMAB A/S09-May-202516:46:47 PM541319.00CEUX
GENMAB A/S09-May-202516:46:47 PM281319.00AQEU
GENMAB A/S09-May-202516:46:53 PM391319.00CEUX
GENMAB A/S09-May-202516:47:03 PM261319.00CEUX
GENMAB A/S09-May-202516:47:05 PM301319.50XCSE
GENMAB A/S09-May-202516:47:07 PM241319.50XCSE
GENMAB A/S09-May-202516:47:08 PM341319.50XCSE
GENMAB A/S09-May-202516:47:08 PM271319.50XCSE
GENMAB A/S09-May-202516:47:08 PM111319.50CEUX
GENMAB A/S09-May-202516:47:08 PM381319.50CEUX
GENMAB A/S09-May-202516:47:20 PM241320.00XCSE
GENMAB A/S09-May-202516:47:21 PM291320.00XCSE
GENMAB A/S09-May-202516:47:21 PM61320.00CEUX
GENMAB A/S09-May-202516:47:21 PM441320.00CEUX
GENMAB A/S09-May-202516:47:37 PM521320.00CEUX
154



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:47:47 PM171320.00CEUX
GENMAB A/S09-May-202516:47:47 PM241320.00CEUX
GENMAB A/S09-May-202516:47:47 PM51320.00CEUX
GENMAB A/S09-May-202516:47:53 PM51319.50XCSE
GENMAB A/S09-May-202516:48:04 PM261319.50CEUX
GENMAB A/S09-May-202516:48:06 PM261319.50XCSE
GENMAB A/S09-May-202516:48:10 PM91319.50XCSE
GENMAB A/S09-May-202516:48:10 PM231320.00XCSE
GENMAB A/S09-May-202516:48:10 PM221320.00XCSE
GENMAB A/S09-May-202516:48:10 PM311319.50CEUX
GENMAB A/S09-May-202516:48:11 PM91320.50CEUX
GENMAB A/S09-May-202516:48:19 PM251321.50CEUX
GENMAB A/S09-May-202516:48:19 PM351321.50AQEU
GENMAB A/S09-May-202516:48:27 PM221321.00XCSE
GENMAB A/S09-May-202516:48:27 PM241321.00CEUX
GENMAB A/S09-May-202516:48:27 PM111321.00CEUX
GENMAB A/S09-May-202516:48:31 PM491321.50XCSE
GENMAB A/S09-May-202516:48:31 PM431321.50TQEX
GENMAB A/S09-May-202516:48:31 PM341321.50CEUX
GENMAB A/S09-May-202516:48:33 PM151321.00XCSE
GENMAB A/S09-May-202516:48:33 PM311321.00CEUX
GENMAB A/S09-May-202516:48:38 PM91320.50CEUX
GENMAB A/S09-May-202516:48:38 PM201320.50CEUX
GENMAB A/S09-May-202516:48:39 PM371320.50XCSE
GENMAB A/S09-May-202516:48:41 PM291320.00XCSE
GENMAB A/S09-May-202516:48:41 PM351320.00CEUX
GENMAB A/S09-May-202516:49:05 PM241322.00CEUX
GENMAB A/S09-May-202516:49:13 PM81322.00CEUX
GENMAB A/S09-May-202516:49:23 PM91323.00XCSE
GENMAB A/S09-May-202516:49:34 PM621322.50XCSE
GENMAB A/S09-May-202516:49:34 PM371322.50CEUX
GENMAB A/S09-May-202516:49:35 PM281322.50XCSE
GENMAB A/S09-May-202516:49:58 PM301323.50XCSE
GENMAB A/S09-May-202516:49:58 PM391323.50CEUX
GENMAB A/S09-May-202516:50:02 PM21323.50XCSE
GENMAB A/S09-May-202516:50:02 PM211323.50CEUX
GENMAB A/S09-May-202516:50:03 PM41323.50CEUX
GENMAB A/S09-May-202516:50:07 PM581323.50XCSE
GENMAB A/S09-May-202516:50:07 PM221323.50CEUX
GENMAB A/S09-May-202516:50:08 PM221323.50TQEX
GENMAB A/S09-May-202516:50:13 PM51323.50XCSE
GENMAB A/S09-May-202516:50:14 PM501324.00XCSE
155



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:50:14 PM241324.00XCSE
GENMAB A/S09-May-202516:50:14 PM311324.00CEUX
GENMAB A/S09-May-202516:50:17 PM401324.00XCSE
GENMAB A/S09-May-202516:50:17 PM121324.00CEUX
GENMAB A/S09-May-202516:50:19 PM341323.50XCSE
GENMAB A/S09-May-202516:50:19 PM61323.50TQEX
GENMAB A/S09-May-202516:50:19 PM251323.50CEUX
GENMAB A/S09-May-202516:50:19 PM151323.50CEUX
GENMAB A/S09-May-202516:50:19 PM471323.00CEUX
GENMAB A/S09-May-202516:50:19 PM271323.50AQEU
GENMAB A/S09-May-202516:50:26 PM241323.00XCSE
GENMAB A/S09-May-202516:50:26 PM321323.00XCSE
GENMAB A/S09-May-202516:50:27 PM251322.50XCSE
GENMAB A/S09-May-202516:50:27 PM301322.00XCSE
GENMAB A/S09-May-202516:50:27 PM381322.00XCSE
GENMAB A/S09-May-202516:50:27 PM101322.00XCSE
GENMAB A/S09-May-202516:50:27 PM101321.50XCSE
GENMAB A/S09-May-202516:50:27 PM261321.50XCSE
GENMAB A/S09-May-202516:50:27 PM321322.00CEUX
GENMAB A/S09-May-202516:50:27 PM251321.50CEUX
GENMAB A/S09-May-202516:50:29 PM251321.00XCSE
GENMAB A/S09-May-202516:50:38 PM361321.00XCSE
GENMAB A/S09-May-202516:50:38 PM251321.00CEUX
GENMAB A/S09-May-202516:50:55 PM531321.50XCSE
GENMAB A/S09-May-202516:51:16 PM171323.00CEUX
GENMAB A/S09-May-202516:51:16 PM391323.00CEUX
GENMAB A/S09-May-202516:51:26 PM191322.50XCSE
GENMAB A/S09-May-202516:51:26 PM101322.50CEUX
GENMAB A/S09-May-202516:51:26 PM301322.50CEUX
GENMAB A/S09-May-202516:51:28 PM81322.50XCSE
GENMAB A/S09-May-202516:51:34 PM261322.50XCSE
GENMAB A/S09-May-202516:51:34 PM261322.50CEUX
GENMAB A/S09-May-202516:51:45 PM251323.00XCSE
GENMAB A/S09-May-202516:51:46 PM271323.00XCSE
GENMAB A/S09-May-202516:51:54 PM251322.50XCSE
GENMAB A/S09-May-202516:51:54 PM181322.00XCSE
GENMAB A/S09-May-202516:51:54 PM311322.00TQEX
GENMAB A/S09-May-202516:51:54 PM371322.00CEUX
GENMAB A/S09-May-202516:51:54 PM361322.00AQEU
GENMAB A/S09-May-202516:52:02 PM11323.00CEUX
GENMAB A/S09-May-202516:52:02 PM391323.00CEUX
GENMAB A/S09-May-202516:52:05 PM111322.00XCSE
156



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:52:05 PM291322.50CEUX
GENMAB A/S09-May-202516:52:05 PM191322.50CEUX
GENMAB A/S09-May-202516:52:29 PM161323.00XCSE
GENMAB A/S09-May-202516:52:29 PM121323.00XCSE
GENMAB A/S09-May-202516:52:29 PM551323.00CEUX
GENMAB A/S09-May-202516:52:29 PM351323.00CEUX
GENMAB A/S09-May-202516:52:30 PM271322.50XCSE
GENMAB A/S09-May-202516:52:30 PM521322.50CEUX
GENMAB A/S09-May-202516:52:57 PM231323.00CEUX
GENMAB A/S09-May-202516:52:57 PM111323.00CEUX
GENMAB A/S09-May-202516:53:00 PM381323.50XCSE
GENMAB A/S09-May-202516:53:00 PM221323.50XCSE
GENMAB A/S09-May-202516:53:00 PM351323.50CEUX
GENMAB A/S09-May-202516:53:05 PM331322.50XCSE
GENMAB A/S09-May-202516:53:05 PM281322.50TQEX
GENMAB A/S09-May-202516:53:05 PM251322.50CEUX
GENMAB A/S09-May-202516:53:05 PM241322.50AQEU
GENMAB A/S09-May-202516:53:06 PM251322.00XCSE
GENMAB A/S09-May-202516:53:06 PM251322.00CEUX
GENMAB A/S09-May-202516:53:06 PM321321.50CEUX
GENMAB A/S09-May-202516:53:08 PM261321.50XCSE
GENMAB A/S09-May-202516:53:11 PM121321.50XCSE
GENMAB A/S09-May-202516:53:13 PM241321.00XCSE
GENMAB A/S09-May-202516:53:20 PM251321.50XCSE
GENMAB A/S09-May-202516:53:20 PM251321.50CEUX
GENMAB A/S09-May-202516:53:30 PM181322.00XCSE
GENMAB A/S09-May-202516:53:30 PM221322.00XCSE
GENMAB A/S09-May-202516:53:40 PM281322.50CEUX
GENMAB A/S09-May-202516:53:40 PM31322.50CEUX
GENMAB A/S09-May-202516:53:40 PM131322.50CEUX
GENMAB A/S09-May-202516:53:40 PM161322.50CEUX
GENMAB A/S09-May-202516:53:40 PM261322.00CEUX
GENMAB A/S09-May-202516:53:45 PM111322.00XCSE
GENMAB A/S09-May-202516:53:46 PM231322.00XCSE
GENMAB A/S09-May-202516:53:50 PM461321.50XCSE
GENMAB A/S09-May-202516:53:50 PM341321.50XCSE
GENMAB A/S09-May-202516:53:52 PM441321.00CEUX
GENMAB A/S09-May-202516:54:04 PM311320.50XCSE
GENMAB A/S09-May-202516:54:04 PM81320.50CEUX
GENMAB A/S09-May-202516:54:04 PM111320.50CEUX
GENMAB A/S09-May-202516:54:04 PM11320.50CEUX
GENMAB A/S09-May-202516:54:11 PM41320.00CEUX
157



gmab_20250512xex99d1a001.jpg

APPENDIX Share buy-back programme - Specification for May 5-9, 2025
GENMAB A/S09-May-202516:54:15 PM251320.50XCSE
GENMAB A/S09-May-202516:54:20 PM271319.50XCSE
GENMAB A/S09-May-202516:54:28 PM131319.00XCSE
GENMAB A/S09-May-202516:54:32 PM151319.00XCSE
GENMAB A/S09-May-202516:54:40 PM261318.50XCSE
GENMAB A/S09-May-202516:54:47 PM191319.00XCSE
158