Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001140361-26-017650
Filing Date
2026-04-29
Accepted
2026-04-29 08:09:34
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A edge20068103x2_defa14a.htm DEFA14A 6788
2 edge20068103x2_nc01.jpg GRAPHIC 396260
3 edge20068103x2_nc02.jpg GRAPHIC 313508
  Complete submission text file 0001140361-26-017650.txt   985743
Mailing Address 80 GUEST STREET BOSTON MA 02135
Business Address 80 GUEST STREET BOSTON MA 02135 617-500-8099
Compass Therapeutics, Inc. (Filer) CIK: 0001738021 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-39696 | Film No.: 26910653
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)