MPM BioImpact LLC - 31 Dec 2025 SCHEDULE 13G Report for Climb Bio, Inc. Common Stock, par value $0.0001 per share (CLYM)

Filing Manager: MPM BioImpact LLC
Reporting Manager: MPM BioImpact LLC
Security: Climb Bio, Inc. Common Stock, par value $0.0001 per share
Symbol: CLYM
Shares outstanding: 47,705,000 shares
Disclosed Ownership: 2,671,480 shares
Ownership: 5.6%
Form type: SCHEDULE 13G
Filing time: 17 Feb 2026, 16:09:59 UTC
Date of event: 31 Dec 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	5.6%	2,671,480	2,671,480	0	Christopher Wolf	Chief Financial Officer