Key facts
- This page summarizes Walter F. Precourt III's Form 4 filing for MOSAIC CO (MOS).
- 1 reported transaction and 3 derivative rows are listed below.
- Accepted by SEC: 21 Aug 2026, 16:13.
Walter F. Precourt III - 19 Aug 2026 Form 4 Insider Report for MOSAIC CO (MOS)
- Reporting relationship
- SVP - Chief Admin Officer
- Issuer ticker
- MOS
- Reported as of
- 19 Aug 2026
- Net transaction value
- -$508,760
- SEC form
- 4
- Accepted by SEC
- 21 Aug 2026, 16:13:36 UTC
- Prior SEC filing
- 11 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Philip E. Bauer, Attorney-in-Fact for Walter F. Precourt III
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Walter F. Precourt III filed Form 4 for MOSAIC CO (MOS) on 21 Aug 2026.
Change
- Previous filing in this sequence was filed on 11 Mar 2026.
- Current net transaction value: -$508,760.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001609765
Primary reporting owner
Precourt Walter F. III
- Relationship
- SVP - Chief Admin Officer
- Address
- C/O THE MOSAIC COMPANY, 101 EAST KENNEDY BLVD., SUITE 2500, TAMPA
- Signature
- /s/ Philip E. Bauer, Attorney-in-Fact for Walter F. Precourt III
- Signature date
- 20 Aug 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
MOS
transaction
Common Stock
Sale
- Transaction value
- $508,760
- Shares
- -23,000
- Change %
- -17%
- Price
- $22.12
- Shares after
- 116,198
- Date
- 19 Aug 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
- 24,606
- Date
- 19 Aug 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 24,606
- Exercise price
- $0.000000
- Footnotes
- F2, F3, F4
MOS
holding
Derivative
Restricted Stock Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 20,487
- Date
- 19 Aug 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 20,487
- Exercise price
- $0.000000
- Footnotes
- F2, F4
MOS
holding
Derivative
Restricted Stock Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 27,730
- Date
- 19 Aug 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 27,730
- Exercise price
- $0.000000
- Footnotes
- F2, 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
The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $22.11 to $22.13, inclusive. The reporting person undertakes to provide to The Mosaic Company, any security holder of The Mosaic Company, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth above.
Footnote F2
One-for-One
Footnote F3
The Restricted Stock Unit will vest a cumulative vesting percentage equal to 33% on March 4, 2027, 66% on March 4, 2028 and 100% on March 4, 2029.
Footnote F4
Not Applicable