Mosaic Co SEC filings MOS
Mosaic Co has 1,012 filings in SEC EDGAR's recent list, going back to May 16, 2014. Its latest annual report, Form ARS, was filed on Apr 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Nov 5, 2026 | Nov 1, 2026 |
| 3 | Initial insider ownership | Nov 5, 2026 | Nov 1, 2026 |
| 4 | Insider transaction | Nov 4, 2026 | Nov 2, 2026 |
| 3 | Initial insider ownership | Nov 4, 2026 | Nov 1, 2026 |
| 10-Q | Quarterly report | Nov 4, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2026 | Nov 3, 2026 |
| 4 | Insider transaction | Nov 3, 2026 | Nov 2, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 23, 2026 |
| SD | Specialized disclosure (conflict minerals) | Sep 28, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Sep 25, 2026 | Sep 23, 2026 |
| 8-K | Current report | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 21, 2026 | Aug 19, 2026 |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 8-K |
Current report
New debt, Other events
|
Aug 17, 2026 | Aug 17, 2026 |
| 8-K |
Current report
Other events
|
Aug 17, 2026 | Aug 17, 2026 |
| 8-K |
Current report
Other events
|
Aug 14, 2026 | Aug 14, 2026 |
| 424B5 | Prospectus supplement | Aug 12, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 12, 2026 | — |
| FWP | Free writing prospectus | Aug 10, 2026 | — |
| 8-K |
Current report
Other events
|
Aug 10, 2026 | Aug 10, 2026 |
| 424B5 | Prospectus supplement | Aug 10, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2026 | Aug 4, 2026 |
| 11-K | Employee savings plan report | Jun 29, 2026 | Dec 31, 2025 |
| 11-K | Employee savings plan report | Jun 29, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 15, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 4 | Insider transaction | Jun 1, 2026 | May 28, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 29, 2026 | May 29, 2026 |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 11, 2026 | May 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 6, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| ARS | Annual report to shareholders | Apr 16, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 16, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Impairment
|
Apr 8, 2026 | Apr 8, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 10-K/A | Amended annual report | Mar 17, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 10-K | Annual report | Feb 27, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 24, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2026 | — |
| 8-K | Current report | Jan 16, 2026 | Jan 16, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 2, 2026 |
| 8-K |
Current report
New debt, Other events
|
Nov 13, 2025 | Nov 13, 2025 |
| 4 | Insider transaction | Nov 13, 2025 | Nov 11, 2025 |
| 424B5 | Prospectus supplement | Nov 12, 2025 | — |
| FWP | Free writing prospectus | Nov 10, 2025 | — |
| 424B5 | Prospectus supplement | Nov 10, 2025 | — |
| S-3ASR | Automatic shelf registration | Nov 7, 2025 | — |
| 10-Q | Quarterly report | Nov 5, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2025 | Sep 30, 2025 |
| 8-K | Current report | Oct 10, 2025 | Oct 10, 2025 |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Sep 8, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 6, 2025 | — |
| 8-K |
Current report
Results of operations
|
Aug 5, 2025 | Aug 5, 2025 |
| 11-K | Employee savings plan report | Jun 30, 2025 | Dec 31, 2024 |
| 11-K | Employee savings plan report | Jun 30, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 144 | Notice of proposed sale | May 29, 2025 | — |
| 4 | Insider transaction | May 28, 2025 | May 23, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
May 21, 2025 | May 16, 2025 |
| 4 | Insider transaction | May 9, 2025 | May 8, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 8, 2025 | May 8, 2025 |
| 144 | Notice of proposed sale | May 8, 2025 | — |
| 10-Q | Quarterly report | May 7, 2025 | Mar 31, 2025 |
| 8-K | Current report | May 6, 2025 | May 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 17, 2025 | — |
| ARS | Annual report to shareholders | Apr 16, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 16, 2025 | — |
| DEF 14A | Proxy statement | Apr 16, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 6, 2025 | Mar 4, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 10-K | Annual report | Mar 3, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 27, 2025 |
| 5 | Annual insider ownership | Feb 10, 2025 | Dec 31, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2025 | — |
| 4 | Insider transaction | Jan 14, 2025 | Jan 13, 2025 |
| 4 | Insider transaction | Jan 14, 2025 | Jan 13, 2025 |
| 3 | Initial insider ownership | Jan 14, 2025 | Jan 13, 2025 |
| 3 | Initial insider ownership | Jan 14, 2025 | Jan 13, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 13, 2025 | Jan 13, 2025 |
| 4 | Insider transaction | Jan 2, 2025 | Dec 31, 2024 |
| 144 | Notice of proposed sale | Nov 21, 2024 | — |
| 4 | Insider transaction | Nov 20, 2024 | Nov 18, 2024 |
| 4 | Insider transaction | Nov 20, 2024 | Nov 18, 2024 |
| 3 | Initial insider ownership | Nov 19, 2024 | Nov 18, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Nov 13, 2024 | Nov 8, 2024 |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Aug 28, 2024 | Aug 22, 2024 |
| 4 | Insider transaction | Aug 15, 2024 | Aug 13, 2024 |
| 4 | Insider transaction | Aug 13, 2024 | Aug 12, 2024 |
| 144 | Notice of proposed sale | Aug 13, 2024 | — |
| 144 | Notice of proposed sale | Aug 12, 2024 | — |
| 10-Q | Quarterly report | Aug 7, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2024 | Aug 6, 2024 |
| 11-K | Employee savings plan report | Jun 28, 2024 | Dec 31, 2023 |
| 11-K | Employee savings plan report | Jun 28, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 6, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 7, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 10-Q | Quarterly report | May 2, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 1, 2024 | May 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 30, 2024 | Apr 30, 2024 |
| ARS | Annual report to shareholders | Apr 24, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 24, 2024 | — |
| DEF 14A | Proxy statement | Apr 24, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 8, 2024 | — |
| 4 | Insider transaction | Mar 6, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 10-K | Annual report | Feb 22, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 21, 2024 | Feb 21, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 5 | Annual insider ownership | Feb 12, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2024 | — |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 2, 2024 |
| 3 | Initial insider ownership | Jan 3, 2024 | Jan 1, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Dec 20, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 8, 2023 | Dec 6, 2023 |
| 8-K |
Current report
Other events
|
Dec 7, 2023 | Dec 7, 2023 |
| 4 | Insider transaction | Dec 6, 2023 | Dec 4, 2023 |
| 424B5 | Prospectus supplement | Dec 6, 2023 | — |
| FWP | Free writing prospectus | Dec 5, 2023 | — |
| 424B5 | Prospectus supplement | Dec 4, 2023 | — |
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
- Agricultural Chemicals (SIC 2870)
- Listed as
- MOS (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Tampa, FL
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1285785
- Former names
- GLOBAL NUTRITION SOLUTIONS INC (until Jun 18, 2004)
Other Agricultural Chemicals companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.