Madison Avenue Partners, LP - 07 May 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
40,850,031 shares
Disclosed Ownership
2,614,402 shares
Ownership
6.4%
Form type
SCHEDULE 13G
Filing time
14 May 2025, 17:49:52 UTC
Date of event
07 May 2025
Next filing
17 Feb 2026
SEC
View on sec.gov

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Quoteable Key Fact

"Madison Avenue Partners, LP disclosed 6.4% ownership in Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share (the "Common Stock") (KROS) on 07 May 2025."

Quick Takeaways

  • Madison Avenue Partners, LP filed SCHEDULE 13G for Keros Therapeutics, Inc. Common Stock, $0.0001 par value per share (the "Common Stock") (KROS).
  • Disclosed ownership: 6.4%.
  • Date of event: 07 May 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 14 May 2025, 17:49.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (6)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Madison Avenue Partners, LP 6.4% 2,614,402 0 2,614,402 /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% 2,614,402 0 2,614,402 /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% 2,614,402 0 2,614,402 /s/ Eli Samaha Eli Samaha, as Managing Member
Madison Avenue GP, LLC 6.4% 2,614,402 0 2,614,402 /s/ Eli Samaha Eli Samaha, as Manager
Caraway Jackson Investments LLC 6.4% 2,614,402 0 2,614,402 /s/ Eli Samaha Eli Samaha, as Member
Eli Samaha 6.4% 2,614,402 0 2,614,402 /s/ Eli Samaha Eli Samaha

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