MPM BioImpact LLC - 31 Dec 2024 SCHEDULE 13G Report for Compass Therapeutics, Inc. Common Stock, par value $0.001 per share (CMPX)

Filing Manager: MPM BioImpact LLC
Reporting Manager: MPM BioImpact LLC
Security: Compass Therapeutics, Inc. Common Stock, par value $0.001 per share
Symbol: CMPX
Shares outstanding: 138,191,871 shares
Disclosed Ownership: 8,567,896 shares
Ownership: 6.2%
Form type: SCHEDULE 13G
Filing time: 14 Feb 2025, 16:11:02 UTC
Date of event: 31 Dec 2024
Next filing: 12 Aug 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
MPM BioImpact LLC	6.2%	8,567,896	8,567,896	0	Christopher Wolf	Chief Financial Officer