Mosaic EVP granted 26,528 restricted stock units

Q: What did Mosaic (MOS) EVP Karen A. Swager report in this Form 4?

Karen A. Swager reported receiving a grant of 26,528 restricted stock units from Mosaic Co. These units were awarded on March 4, 2026 at a stated price of $0.00 per unit and represent additional equity-based compensation.

Q: How many restricted stock units were granted to the Mosaic (MOS) executive?

The Mosaic executive received 26,528 restricted stock units. This entire amount is shown as directly owned following the transaction, indicating a new equity award rather than an open-market purchase, with each unit linked one-for-one to Mosaic common stock.

Q: What is the vesting schedule for Karen A. Swager’s Mosaic (MOS) RSU grant?

The RSU grant vests cumulatively over three years. 33% vests on March 4, 2027, 66% vests on March 4, 2028, and the award becomes 100% vested on March 4, 2029, assuming vesting conditions are satisfied.

Q: How do the Mosaic (MOS) restricted stock units convert into common shares?

The filing notes a one-for-one relationship between the restricted stock units and Mosaic common stock. This means each vested RSU is designed to convert into one share of Mosaic common stock, aligning the executive’s compensation with shareholder value.

Q: Did the Mosaic (MOS) Form 4 show any stock being sold by Karen A. Swager?

The Form 4 shows an acquisition of restricted stock units coded as a grant, with no reported sales. The transaction code reflects a grant, award, or other acquisition, and the transaction summary indicates no sell or dispose transactions in this filing.

Q: What does the transaction code on the Mosaic (MOS) Form 4 indicate?

The reported transaction uses code A, described as a grant, award, or other acquisition. This indicates the executive received the RSUs as part of compensation or a similar award, rather than buying them on the open market or through another purchase transaction.

Swager Karen A reported acquisition or exercise transactions in this Form 4 filing.

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Rhea-AI Filing Summary

Swager Karen A reported acquisition or exercise transactions in this Form 4 filing.

Mosaic Co executive vice president of operations Karen A. Swager received a grant of 26,528 restricted stock units on March 4, 2026 at a stated price of $0.00 per unit. Each unit is convertible into one share of Mosaic common stock. The award vests cumulatively, with 33% vesting on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029.

Insider Trade Summary

Grant/Award: 26,528 shares

Grant/Award 6 txns

Insider Swager Karen A

Role EVP - Operations

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	26,528	$0.00	$0.00
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Units — 105,424 contracts for 78,896 underlying shares (Direct); Common Stock — 164,366 shares (Direct)

Footnotes (3)

F1. One-for-One
F2. The award vests cumulatively as follows: 33% on March 4, 2027, 66% on March 4, 2028 and 100% on March 4, 2029.
F3. Not Applicable

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Mosaic (MOS) EVP Karen A. Swager report in this Form 4?

Karen A. Swager reported receiving a grant of 26,528 restricted stock units from Mosaic Co. These units were awarded on March 4, 2026 at a stated price of $0.00 per unit and represent additional equity-based compensation.

How many restricted stock units were granted to the Mosaic (MOS) executive?

The Mosaic executive received 26,528 restricted stock units. This entire amount is shown as directly owned following the transaction, indicating a new equity award rather than an open-market purchase, with each unit linked one-for-one to Mosaic common stock.

What is the vesting schedule for Karen A. Swager’s Mosaic (MOS) RSU grant?

The RSU grant vests cumulatively over three years. 33% vests on March 4, 2027, 66% vests on March 4, 2028, and the award becomes 100% vested on March 4, 2029, assuming vesting conditions are satisfied.

How do the Mosaic (MOS) restricted stock units convert into common shares?

The filing notes a one-for-one relationship between the restricted stock units and Mosaic common stock. This means each vested RSU is designed to convert into one share of Mosaic common stock, aligning the executive’s compensation with shareholder value.

Did the Mosaic (MOS) Form 4 show any stock being sold by Karen A. Swager?

The Form 4 shows an acquisition of restricted stock units coded as a grant, with no reported sales. The transaction code reflects a grant, award, or other acquisition, and the transaction summary indicates no sell or dispose transactions in this filing.

What does the transaction code on the Mosaic (MOS) Form 4 indicate?

The reported transaction uses code A, described as a grant, award, or other acquisition. This indicates the executive received the RSUs as part of compensation or a similar award, rather than buying them on the open market or through another purchase transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/06/2026 - 01:21 PM EST

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Swager Karen A

(Last)

(First)

(Middle)

C/O THE MOSAIC COMPANY

101 EAST KENNEDY BLVD., SUITE 2500

(Street)

TAMPA

33602

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
MOSAIC CO [ MOS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	EVP - Operations

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock								164,366	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	$0⁽¹⁾	03/04/2026		A		26,528		⁽²⁾	⁽³⁾	Common Stock	26,528	$0	26,528	D
Restricted Stock Units	$0⁽¹⁾							03/09/2026	⁽³⁾	Common Stock	12,181		12,181	D
Restricted Stock Units	$0⁽¹⁾							11/01/2026	⁽³⁾	Common Stock	15,485		15,485	D
Restricted Stock Units	$0⁽¹⁾							03/05/2027	⁽³⁾	Common Stock	21,767		21,767	D
Restricted Stock Units	$0⁽¹⁾							03/04/2028	⁽³⁾	Common Stock	29,463		29,463	D

Explanation of Responses:

1. One-for-One

2. The award vests cumulatively as follows: 33% on March 4, 2027, 66% on March 4, 2028 and 100% on March 4, 2029.

3. Not Applicable

Remarks:

	/s/ Philip E. Bauer, Attorney-in-Fact for Karen A. Swager	03/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR