# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-20-112182
Filing Date
2020-04-20
Accepted
2020-04-20 16:21:17
Documents
60
Period of Report
2020-06-03
Effectiveness Date
2020-04-20

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEFINITIVE PROXY STATEMENT | d843491ddef14a.htm | DEF 14A | 1708512
2 | GRAPHIC | g843491denner.jpg | GRAPHIC | 53928
3 | GRAPHIC | g843491dorsa.jpg | GRAPHIC | 54849
4 | GRAPHIC | g843491g01y13.jpg | GRAPHIC | 165673
5 | GRAPHIC | g843491g05t39.jpg | GRAPHIC | 49325
6 | GRAPHIC | g843491g07e46.jpg | GRAPHIC | 25218
7 | GRAPHIC | g843491g07x51.jpg | GRAPHIC | 16115
8 | GRAPHIC | g843491g10c40.jpg | GRAPHIC | 13622
9 | GRAPHIC | g843491g11b71.jpg | GRAPHIC | 13558
10 | GRAPHIC | g843491g11c72.jpg | GRAPHIC | 16201
11 | GRAPHIC | g843491g11d73.jpg | GRAPHIC | 16408
12 | GRAPHIC | g843491g11e74.jpg | GRAPHIC | 13539
13 | GRAPHIC | g843491g11f75.jpg | GRAPHIC | 13248
14 | GRAPHIC | g843491g11g76.jpg | GRAPHIC | 13715
15 | GRAPHIC | g843491g11h77.jpg | GRAPHIC | 13185
16 | GRAPHIC | g843491g11i78.jpg | GRAPHIC | 16385
17 | GRAPHIC | g843491g11j79.jpg | GRAPHIC | 17847
18 | GRAPHIC | g843491g11k11.jpg | GRAPHIC | 14988
19 | GRAPHIC | g843491g11k80.jpg | GRAPHIC | 14961
20 | GRAPHIC | g843491g11m82.jpg | GRAPHIC | 15644
21 | GRAPHIC | g843491g11n83.jpg | GRAPHIC | 15283
22 | GRAPHIC | g843491g12a45.jpg | GRAPHIC | 1773
23 | GRAPHIC | g843491g14n89.jpg | GRAPHIC | 1772
24 | GRAPHIC | g843491g15s95.jpg | GRAPHIC | 1787
25 | GRAPHIC | g843491g18m46.jpg | GRAPHIC | 1765
26 | GRAPHIC | g843491g20l44.jpg | GRAPHIC | 45103
27 | GRAPHIC | g843491g21c59.jpg | GRAPHIC | 32888
28 | GRAPHIC | g843491g29e01.jpg | GRAPHIC | 86255
29 | GRAPHIC | g843491g29q54.jpg | GRAPHIC | 18417
30 | GRAPHIC | g843491g40j10.jpg | GRAPHIC | 20854
31 | GRAPHIC | g843491g41k61.jpg | GRAPHIC | 38185
32 | GRAPHIC | g843491g42q78.jpg | GRAPHIC | 62732
33 | GRAPHIC | g843491g43t85.jpg | GRAPHIC | 44541
34 | GRAPHIC | g843491g44v87.jpg | GRAPHIC | 92556
35 | GRAPHIC | g843491g46j74.jpg | GRAPHIC | 58796
36 | GRAPHIC | g843491g48u97.jpg | GRAPHIC | 54933
37 | GRAPHIC | g843491g49i44.jpg | GRAPHIC | 22527
38 | GRAPHIC | g843491g50z09.jpg | GRAPHIC | 22387
39 | GRAPHIC | g843491g57u60.jpg | GRAPHIC | 55680
40 | GRAPHIC | g843491g64t02.jpg | GRAPHIC | 63175
41 | GRAPHIC | g843491g72v95.jpg | GRAPHIC | 51316
42 | GRAPHIC | g843491g73c52.jpg | GRAPHIC | 53449
43 | GRAPHIC | g843491g73u95.jpg | GRAPHIC | 48407
44 | GRAPHIC | g843491g74f14.jpg | GRAPHIC | 44589
45 | GRAPHIC | g843491g77n77.jpg | GRAPHIC | 25312
46 | GRAPHIC | g843491g98j05.jpg | GRAPHIC | 26861
47 | GRAPHIC | g843491guindo.jpg | GRAPHIC | 45892
48 | GRAPHIC | g843491hawkins.jpg | GRAPHIC | 53906
49 | GRAPHIC | g843491img007_v1.jpg | GRAPHIC | 2571
50 | GRAPHIC | g843491leaming.jpg | GRAPHIC | 56510
51 | GRAPHIC | g843491mantas.jpg | GRAPHIC | 54403
52 | GRAPHIC | g843491mulligan.jpg | GRAPHIC | 53518
53 | GRAPHIC | g843491pangia.jpg | GRAPHIC | 54218
54 | GRAPHIC | g843491papadop.jpg | GRAPHIC | 54793
55 | GRAPHIC | g843491posner.jpg | GRAPHIC | 54739
56 | GRAPHIC | g843491rowinsky.jpg | GRAPHIC | 53001
57 | GRAPHIC | g843491sandrock.jpg | GRAPHIC | 45647
58 | GRAPHIC | g843491sherwin.jpg | GRAPHIC | 53781
59 | GRAPHIC | g843491vounat.jpg | GRAPHIC | 44184
60 | GRAPHIC | g843491vounatsos.jpg | GRAPHIC | 54185
| Complete submission text file | 0001193125-20-112182.txt |  | 4706795

Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Filer) CIK: 0000875045 (see all company filings)

EIN.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 000-19311 | Film No.: 20802767
SIC: 2836 Biological Products, (No Diagnostic Substances)