Reporting Manager
Madison Avenue Partners, LP
Symbol
MAGN
Shares outstanding
35,403,513 shares
Disclosed Ownership
2,832,281 shares
Ownership
8%
Form type
SCHEDULE 13G/A
Filing time
14 Nov 2025, 10:18:50 UTC
Date of event
30 Sep 2025
Next filing
17 Feb 2026

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Quoteable Key Fact

"Madison Avenue Partners, LP disclosed 8% ownership in Magnera Corp Common Stock, $0.01 par value per share (the "Common Stock") (MAGN) on 30 Sep 2025."

Quick Takeaways

  • Madison Avenue Partners, LP filed SCHEDULE 13G/A for Magnera Corp Common Stock, $0.01 par value per share (the "Common Stock") (MAGN).
  • Disclosed ownership: 8%.
  • Date of event: 30 Sep 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 14 Nov 2025, 10:18.

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 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha, as Managing Member of EMAI Management, LLC, the General Partner of Madison Avenue Partners, LP
Madison Avenue International LP 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha, as Manager of Madison Avenue GP, LLC, the General Partner of Madison Avenue International LP
EMAI Management, LLC 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha, as Managing Member
Madison Avenue GP, LLC 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha, as Manager
Caraway Jackson Investments LLC 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha, as Member
Eli Samaha 8% 2,832,281 0 2,832,281 /s/ Eli Samaha Eli Samaha