Magnera Corp SEC filings MAGN
Magnera Corp has 1,007 filings in SEC EDGAR's recent list, going back to Mar 7, 2013. Its latest annual report, Form ARS, was filed on Jan 14, 2026 for the period ended Sep 27, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 27, 2026. The most recent current report (Form 8-K) was filed on Aug 6, 2026 (results of operations). The company's fiscal year ends on September 26.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4/A | Primary document | Oct 19, 2026 | May 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 12, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 27, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 5, 2026 | — |
| 11-K | Employee savings plan report | Jun 29, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2026 | — |
| 10-Q | Quarterly report | May 7, 2026 | Mar 28, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 12, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 13, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2026 | — |
| 10-Q | Quarterly report | Feb 5, 2026 | Dec 27, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Feb 2, 2026 |
| 3 | Initial insider ownership | Feb 3, 2026 | Feb 2, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2026 | Jan 29, 2026 |
| ARS | Annual report to shareholders | Jan 14, 2026 | Sep 27, 2025 |
| DEFA14A | Additional proxy material | Jan 14, 2026 | — |
| DEF 14A | Proxy statement | Jan 14, 2026 | Mar 9, 2026 |
| 8-K |
Current report
Other events
|
Nov 28, 2025 | Nov 28, 2025 |
| 10-K | Annual report | Nov 25, 2025 | Sep 27, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2025 | Nov 19, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| 4 | Insider transaction | Nov 18, 2025 | Nov 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 7, 2025 | — |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 6, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 2, 2025 | Sep 27, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Aug 11, 2025 | Aug 5, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 8, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 28, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 6, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 17, 2025 | — |
| 11-K | Employee savings plan report | Jun 18, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 30, 2025 | May 29, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2025 | — |
| 4 | Insider transaction | May 15, 2025 | May 15, 2025 |
| 4 | Insider transaction | May 12, 2025 | May 10, 2025 |
| 4 | Insider transaction | May 12, 2025 | May 10, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 10-Q | Quarterly report | May 7, 2025 | Mar 29, 2025 |
| 8-K |
Current report
Results of operations
|
May 7, 2025 | May 7, 2025 |
| 4 | Insider transaction | Feb 28, 2025 | Feb 27, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 12, 2025 | Feb 11, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 11, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 11, 2025 | — |
| 10-Q | Quarterly report | Feb 6, 2025 | Dec 28, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| 8-K/A |
Amended current report
Other events
|
Jan 31, 2025 | Nov 4, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 7, 2025 | — |
| 4 | Insider transaction | Jan 2, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 2, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 20, 2024 | Dec 16, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Dec 6, 2024 | — |
| SC 13D | Ownership over 5% (active) | Nov 21, 2024 | — |
| 8-K/A |
Amended current report
Officer or director change
|
Nov 20, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 18, 2024 | Nov 14, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 6, 2024 | — |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 4, 2024 |
| 3 | Initial insider ownership | Nov 6, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Material agreement, Agreement ended, Acquisition or sale of assets, New debt, Auditor change, Change in control, Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure, Other events
|
Nov 5, 2024 | Nov 4, 2024 |
| S-8 POS | Filing | Nov 4, 2024 | — |
| S-8 POS | Filing | Nov 4, 2024 | — |
| S-8 | Employee stock plan registration | Nov 4, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| 425 | Filing | Nov 4, 2024 | — |
| 10-Q | Quarterly report | Oct 30, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2024 | Oct 30, 2024 |
| 425 | Filing | Oct 23, 2024 | — |
| 425 | Filing | Oct 23, 2024 | — |
| 8-K |
Current report
Shareholder vote results, Other events
|
Oct 23, 2024 | Oct 23, 2024 |
| 425 | Filing | Oct 23, 2024 | — |
| 425 | Filing | Oct 22, 2024 | — |
| 8-K |
Current report
Material agreement, Other events
|
Oct 22, 2024 | Oct 21, 2024 |
| 425 | Filing | Oct 16, 2024 | — |
| 425 | Filing | Oct 11, 2024 | — |
| 8-K |
Current report
Other events
|
Oct 11, 2024 | Oct 11, 2024 |
| 425 | Filing | Oct 11, 2024 | — |
| 425 | Filing | Oct 7, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 30, 2024 | — |
| 4 | Insider transaction | Sep 26, 2024 | Sep 25, 2024 |
| 425 | Filing | Sep 26, 2024 | — |
| 4 | Insider transaction | Sep 23, 2024 | Sep 19, 2024 |
| 425 | Filing | Sep 20, 2024 | — |
| 424B3 | Prospectus | Sep 19, 2024 | — |
| EFFECT | Filing | Sep 17, 2024 | — |
| CORRESP | Letter to the SEC | Sep 13, 2024 | — |
| S-4/A | Filing | Sep 10, 2024 | — |
| CORRESP | Letter to the SEC | Sep 6, 2024 | — |
| 425 | Filing | Sep 4, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 3, 2024 | — |
| 4 | Insider transaction | Aug 27, 2024 | Aug 24, 2022 |
| S-4 | Registration for a merger or exchange | Aug 23, 2024 | — |
| 425 | Filing | Aug 16, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 16, 2024 | Aug 16, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| 425 | Filing | Jul 31, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 8, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 2, 2024 | — |
| 4 | Insider transaction | Jul 1, 2024 | Jun 27, 2024 |
| 425 | Filing | Jun 26, 2024 | — |
| 11-K | Employee savings plan report | Jun 20, 2024 | Dec 31, 2023 |
| 425 | Filing | May 30, 2024 | — |
| 425 | Filing | May 30, 2024 | — |
| 425 | Filing | May 30, 2024 | — |
| 8-K |
Current report
Officer or director change
|
May 30, 2024 | May 23, 2024 |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 14, 2024 | May 10, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 12, 2024 |
| 4 | Insider transaction | May 14, 2024 | May 12, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 10, 2024 |
| 425 | Filing | May 13, 2024 | — |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 8, 2024 |
| 8-K |
Current report
Results of operations
|
May 9, 2024 | May 9, 2024 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Paper Mills (SIC 2621)
- Listed as
- MAGN (NYSE)
- Fiscal year ends
- September 26
- Incorporated in
- PA
- Headquarters
- Charlotte, NC
- SEC filer status
- Accelerated filer
- SEC CIK
- 41719
- Former names
- Glatfelter Corp (until Nov 4, 2024); GLATFELTER P H CO (until Aug 4, 2020)
Other Paper Mills companies
- International Paper Co /NEW/ IP
- Suzano S.A. SUZ
- Sylvamo Corp SLVM
- Mativ Holdings, Inc. MATV
Source: SEC EDGAR filings. This is company-reported data, not investment advice.