Karen A. Swager - 09 Mar 2026 Form 4 Insider Report for MOSAIC CO (MOS)

Role
EVP - Operations
Signature
/s/ Philip E. Bauer, Attorney-in-Fact for Karen A. Swager
Issuer symbol
MOS
Transactions as of
09 Mar 2026
Net transactions value
$0
Form type
4
Filing time
11 Mar 2026, 16:09:02 UTC
Previous filing
06 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Swager Karen A EVP - Operations C/O THE MOSAIC COMPANY, 101 EAST KENNEDY BLVD., SUITE 2500, TAMPA /s/ Philip E. Bauer, Attorney-in-Fact for Karen A. Swager 11 Mar 2026 0001762750

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MOS Common Stock Options Exercise +12,181 +7.4% $0.000000* 176,547 09 Mar 2026 Direct
transaction MOS Common Stock Options Exercise +5,138 +2.9% $0.000000* 181,685 09 Mar 2026 Direct F1
transaction MOS Common Stock Tax liability -6,087 -3.4% $26.92* 175,598 09 Mar 2026 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MOS Restricted Stock Units Options Exercise -12,181 -100% $0.000000* 0 09 Mar 2026 Common Stock 12,181 $0.000000 Direct F3, F4
holding MOS Restricted Stock Units 15,485 09 Mar 2026 Common Stock 15,485 $0.000000 Direct F3, F4
holding MOS Restricted Stock Units 26,528 09 Mar 2026 Common Stock 26,528 $0.000000 Direct F4, F5
holding MOS Restricted Stock Units 21,767 09 Mar 2026 Common Stock 21,767 $0.000000 Direct F3, F4
holding MOS Restricted Stock Units 29,463 09 Mar 2026 Common Stock 29,463 $0.000000 Direct F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares Issued to reporting person upon the vesting of a performance unit award granted to reporting person on March 9, 2023. The performance unit award was not a derivative security.
F2 Shares sold to cover tax liability incurred as a result of most recent vesting of restricted stock and performance units.
F3 One-for-One
F4 Not Applicable
F5 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.