Mosaic EVP granted 26,528 restricted stock units

Wang Yijun reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Wang Yijun reported acquisition or exercise transactions in this Form 4 filing.

Mosaic Co EVP-Commercial Yijun Wang received a grant of 26,528 Restricted Stock Units on March 4, 2026. These RSUs are described as one-for-one, meaning each unit represents one share of Mosaic common stock upon settlement.

The award vests cumulatively, with 33% vesting on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029. After this grant, Wang directly holds 26,528 RSUs, alongside existing direct holdings of additional RSUs and common stock reported in the filing.

Insider Trade Summary

Grant/Award: 26,528 shares

Grant/Award 6 txns

Insider Wang Yijun

Role EVP-Commercial

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 — 92,315 contracts for 65,787 underlying shares (Direct); Common Stock — 53,195 shares (Direct)

Footnotes (3)

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

FAQ

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

What insider transaction did Mosaic (MOS) report for EVP Yijun Wang?

Mosaic reported that EVP-Commercial Yijun Wang received a grant of 26,528 Restricted Stock Units on March 4, 2026. These RSUs are part of equity compensation and are structured to convert one-for-one into Mosaic common shares upon vesting and settlement.

How many restricted stock units were granted to Mosaic (MOS) EVP Wang?

EVP-Commercial Yijun Wang was granted 26,528 Restricted Stock Units. The units represent a one-for-one right to receive Mosaic common stock, providing equity-based compensation that aligns executive interests with shareholders as the award vests over several future dates.

What is the vesting schedule for Yijun Wang’s Mosaic (MOS) RSU grant?

The 26,528 RSU award to Yijun Wang vests cumulatively: 33% on March 4, 2027, 66% on March 4, 2028, and 100% on March 4, 2029. This multi-year schedule encourages longer-term retention and performance alignment.

Are Mosaic (MOS) EVP Wang’s restricted stock units settled one-for-one in shares?

Yes. The filing notes the RSU award as “One-for-One”, indicating each restricted stock unit corresponds to one share of Mosaic common stock upon settlement. This gives a clear link between the RSU count and potential future share ownership.

Does the Mosaic (MOS) Form 4 show direct or indirect ownership for Wang’s RSUs?

The Form 4 identifies all reported Restricted Stock Units and Common Stock as held under direct ownership for Yijun Wang. No trusts, partnerships, or third-party entities are listed in connection with these specific holdings in the provided data.

What total RSU balance does Yijun Wang hold at Mosaic (MOS) after the grant?

After the March 4, 2026 RSU grant, one reported line shows 26,528 Restricted Stock Units directly owned by Yijun Wang. Additional lines list other RSU and common stock positions, providing a view of his ongoing equity-based stake in Mosaic.

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

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Accepted by SEC EDGAR 03/06/2026 - 01:22 PM EST Learn about SEC filing dates

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
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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^*

Wang Yijun

(Last) (First) (Middle)

C/O THE MOSAIC COMPANY

101 EAST KENNEDY BLVD., SUITE 2500

(Street)

TAMPA FL 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-Commercial

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock								53,195	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
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	7,613		7,613	D
Restricted Stock Units	$0(1)							01/02/2027	(3)	Common Stock	8,224		8,224	D
Restricted Stock Units	$0(1)							03/05/2027	(3)	Common Stock	20,487		20,487	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 Yijun Wang	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.
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