Madison Avenue Partners, LP - 31 Dec 2025 SCHEDULE 13G/A Report for Magnera Corporation Common Stock, $0.01 par value per share (the "Common Stock") (MAGN)

Filing Manager
Madison Avenue Partners, LP
Reporting Manager
Madison Avenue International LP
Security
Magnera Corporation Common Stock, $0.01 par value per share (the "Common Stock")
Symbol
MAGN
Shares outstanding
35,612,980 shares
Disclosed Ownership
1,780,649 shares
Ownership
5%
Form type
SCHEDULE 13G/A
Filing time
17 Feb 2026, 17:06:30 UTC
Date of event
31 Dec 2025
Previous filing
14 Nov 2025
SEC
View on sec.gov

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Quoteable Key Fact

"Madison Avenue Partners, LP disclosed 5% ownership in Magnera Corporation Common Stock, $0.01 par value per share (the "Common Stock") (MAGN) on 31 Dec 2025."

Quick Takeaways

  • Madison Avenue Partners, LP filed SCHEDULE 13G/A for Magnera Corporation Common Stock, $0.01 par value per share (the "Common Stock") (MAGN).
  • Disclosed ownership: 5%.
  • Date of event: 31 Dec 2025.

What Changed

  • Previous schedule filing date: 14 Nov 2025.
  • Current filing was accepted on 17 Feb 2026, 17:06.

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 International LP 5% 1,780,649 0 1,780,649 /s/ Eli Samaha Eli Samaha, as Manager of Madison Avenue GP, LLC, the General Partner of Madison Avenue International LP
Madison Avenue Partners, LP 5% 1,780,649 0 1,780,649 /s/ Eli Samaha Eli Samaha, as Managing Member of EMAI Management, LLC, the General Partner of Madison Avenue Partners, LP
EMAI Management, LLC 5% 1,780,649 0 1,780,649 /s/ Eli Samaha Eli Samaha, as Managing Member
Madison Avenue GP, LLC 5% 1,780,649 0 1,780,649 /s/ Eli Samaha Eli Samaha, as Manager
Caraway Jackson Investments LLC 5% 1,780,649 0 1,780,649 /s/ Eli Samaha Eli Samaha, as Member
Eli Samaha 5% 1,780,649 0 1,780,649 /s/ Eli Samaha ELI SAMAHA

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