Samsara BioCapital, L.P. - 22 Dec 2025 SCHEDULE 13D/A Report for KALARIS THERAPEUTICS, INC. Common Stock, $0.0001 par value per share (KLRS)

Filing Manager: Samsara BioCapital, L.P.
Reporting Manager: Srinivas Akkaraju
Security: KALARIS THERAPEUTICS, INC. Common Stock, $0.0001 par value per share
Symbol: KLRS
Shares outstanding: 22.9M shares
Disclosed Ownership: 13M shares
Ownership: 56.5%
Form type: SCHEDULE 13D/A
Filing time: 22 Dec 2025, 16:17:04 UTC
Date of event: 22 Dec 2025
Previous filing: 25 Mar 2025
SEC: View on sec.gov

Reporting Managers (5)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Samsara BioCapital, L.P.	50%	11.4M	0	11.4M	/s/ Srinivas Akkaraju	By Samsara BioCapital GP, LLC, its General Partner, By Srinivas Akkaraju, Managing Member	0001699737
Samsara BioCapital GP, LLC	50%	11.4M	0	11.4M	/s/ Srinivas Akkaraju	By Srinivas Akkaraju, Managing Member	0001888829
Samsara Opportunity Fund, L.P.	6.5%	1.5M	0	1.5M	/s/ Srinivas Akkaraju	By Samsara Opportunity Fund GP, LLC, its General Partner, By Srinivas Akkaraju, Managing Member	0002086193
Samsara Opportunity Fund GP, LLC	6.5%	1.5M	0	1.5M	/s/ Srinivas Akkaraju	By Srinivas Akkaraju, Managing Member	0002086456
Srinivas Akkaraju	56.5%	13M	5.5K	12.9M	/s/ Srinivas Akkaraju	Srinivas Akkaraju	0001253170