ORBIMED ADVISORS LLC - 13 Aug 2025 SCHEDULE 13D/A Report for Compass Therapeutics, Inc. COMMON STOCK (CMPX)

Filing Manager
ORBIMED ADVISORS LLC
Reporting Manager
ORBIMED ADVISORS LLC
Security
Compass Therapeutics, Inc. COMMON STOCK
Symbol
CMPX
Shares outstanding
171,011,169 shares
Disclosed Ownership
15,219,994 shares
Ownership
8.9%
Form type
SCHEDULE 13D/A
Filing time
15 Aug 2025, 17:28:04 UTC
Date of event
13 Aug 2025
Previous filing
11 Apr 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ORBIMED ADVISORS LLC 8.9% 15,219,994 0 15,219,994 /s/ Carl L. Gordon Carl L. Gordon/Member 0001055951
ORBIMED CAPITAL GP V LLC 8.9% 15,219,994 0 15,219,994 /s/ Carl L. Gordon Carl L. Gordon/Member of OrbiMed Advisors LLC 0001615374