Madison Avenue Partners, LP - May 7, 2025 SCHEDULE 13G Report for Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share (the "Common Stock") (KROS)

Filing Manager
Madison Avenue Partners, LP
Reporting Manager
Madison Avenue Partners, LP
Security
Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share (the "Common Stock")
Symbol
KROS
Shares outstanding
40.9M shares
Disclosed Ownership
2.61M shares
Ownership
6.4%
Form type
SCHEDULE 13G
Date filed
5/14/2025, 05:49 PM
Date of event
May 7, 2025
SEC
View on sec.gov

Reporting Managers (6)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Madison Avenue Partners, LP 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha, as Managing Member of EMAI Management, LLC, the General Partner of Madison Avenue Partners, LP
Madison Avenue International LP 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha, as Manager of Madison Avenue GP, LLC, the General Partner of Madison Avenue International LP
EMAI Management, LLC 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha, as Managing Member
Madison Avenue GP, LLC 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha, as Manager
Caraway Jackson Investments LLC 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha, as Member
Eli Samaha 6.4% 2.61M 0 2.61M /s/ Eli Samaha Eli Samaha