Sonya C. Little - 23 Sep 2026 Form 4 Insider Report for MOSAIC CO (MOS)

Reporting relationship: Director
Issuer ticker: MOS
Reported as of: 23 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Oct 2026, 16:45:29 UTC
Prior SEC filing: 30 Jun 2026
Next SEC filing: 30 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Philip E. Bauer, Attorney-in-Fact for Sonya C. Little

Key filing fact

Sonya C. Little filed Form 4 for MOSAIC CO (MOS) on 02 Oct 2026.

Key facts

This page summarizes Sonya C. Little's Form 4 filing for MOSAIC CO (MOS).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 02 Oct 2026, 16:45.

Change

Previous filing in this sequence was filed on 30 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001673171 Primary reporting owner

Little Sonya C

Relationship: Director
Address: C/O THE MOSAIC COMPANY, 101 EAST KENNEDY BLVD., SUITE 2500, TAMPA
Signature: /s/ Philip E. Bauer, Attorney-in-Fact for Sonya C. Little
Signature date: 02 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MOS transaction

Common Stock

Award

Transaction value
Shares: +65
Change %: +0.89%
Price: $24.73^*
Shares after: 7,351
Date: 23 Sep 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MOS holding Derivative

Restricted Stock Units

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,273
Date: 23 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 7,273
Exercise price: $0.000000
Footnotes: F2, F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Represents shares of Common Stock acquired by the Reporting Person through an automatic dividend reinvestment program administered by the broker. This transaction was inadvertently omitted from a timely filing due to an administrative delay in receiving the broker confirmation statement and is being reported late on this Form 4.

Footnote F2

One-for-One

Footnote F3

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.

Footnote F4

Not Applicable