Mosaic Co
MOS- Exchange
- NYSE
- Industry
- Agricultural Chemicals
- SEC CIK
- 0001285785
In the last 90 days, Mosaic Co insiders filed 0 open-market purchases and 1 sale; 667 institutions reported holding it in 13F filings for Q2 2026, worth $6.40B in total; no superinvestor holds it.
Holders of 5% or more of MOS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Mosaic Co, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| FMR LLC | 13G/A | 9.10%29.0M shares | −3.50 ppfrom 12.60% | Aug 6, 20254 filings | May 6, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 7.37%23.4M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 6.70%21.3M shares | −2.30 ppfrom 9.00% | Feb 5, 20252 filings | Apr 17, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
9 Schedule 13D and 13G filings on Mosaic Co, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 6, 202611:30 AM ET | FMR LLCand 1 other | 13G/A | 9.10%29.0M shares | −3.50 ppfrom 12.60% | Mar 31, 2026 | SEC |
| Apr 30, 202611:35 AM ET | Vanguard Capital Management LLC | 13G | 7.37%23.4M shares | New | Mar 31, 2026 | SEC |
| Mar 27, 202610:52 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 5, 20261:31 PM ET | FMR LLCand 1 other | 13G/A | 12.60%40.0M shares | +1.50 ppfrom 11.10% | Dec 31, 2025 | SEC |
| Sep 8, 202511:46 AM ET | FMR LLCand 1 other | 13G/A | 11.10%35.1M shares | +4.50 ppfrom 6.60% | Aug 29, 2025 | SEC |
| Aug 14, 20251:07 PM ET | Price T Rowe Associates Inc | 13G/A | 0.70%2.38M shares | –Below 5% | Jun 30, 2025 | SEC |
| Aug 6, 202512:06 PM ET | FMR LLCand 1 other | 13G | 6.60%20.9M shares | New | Jun 30, 2025 | SEC |
| Apr 17, 20259:35 AM ET | BlackRock, Inc. | 13G/A | 6.70%21.3M shares | −2.30 ppfrom 9.00% | Mar 31, 2025 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 9.00%28.7M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Mosaic Co shares.
No Form 144 notices for Mosaic Co are on file.