MOSAIC CO (MOS) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-28 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: MOSAIC CO (MOS) CIK: 0001285785 --- Reporting Owner --- Name: Little Sonya C CIK: 0001673171 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-28 | Code: M (Exercise of derivative) Shares: +4,873 | Price: $0.00 Shares Owned After: 7,286 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Units Date: 2026-05-28 | Code: A (Grant or award) Shares: +7,273 | Price: $0.00 Shares Owned After: 7,273 | Ownership: D (Direct) Footnotes: [F1] One-for-One [F2] The restricted stock units will vest and be paid to the reporting person on the date of the issuer's 2027 Annual Meeting of Stockholders. [F3] Not Applicable [Transaction #2] Security: Restricted Stock Units Date: 2026-05-28 | Code: M (Exercise of derivative) Shares: -4,873 | Price: $0.00 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F1] One-for-One [F4] The restricted stock units vested on the date of the issuer's 2026 Annual Meeting of Stockholders. [F3] Not Applicable --- Footnotes (Complete Index) --- F1: One-for-One F2: The restricted stock units will vest and be paid to the reporting person on the date of the issuer's 2027 Annual Meeting of Stockholders. F3: Not Applicable F4: The restricted stock units vested on the date of the issuer's 2026 Annual Meeting of Stockholders. --- Signature --- /s/ /s/ Philip E. Bauer, Attorney-in-Fact for Sonya C. Little (2026-06-01)