Post Holdings (POST) director adds deferred stock equivalents in Form 4

Rhea-AI Filing Summary

Post Holdings, Inc. director William P. Stiritz reported acquiring 57.966 stock equivalents on 12/16/2025 under the company’s Deferred Compensation Plan for Non-Management Directors. These stock equivalents represent his retainer earned as a director during December and were credited as soon as administratively practicable following his retirement as Chairman of the Board on that date. The filing states that the value of these stock equivalents will be distributed in cash on a one-for-one basis after his retirement from the Board of Directors. At issuance, the stock equivalents have no fixed exercisable or expiration dates, and following this transaction he beneficially owns 180,721.757 derivative securities directly.

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^*

STIRITZ WILLIAM P

(Last) (First) (Middle)

C/O POST HOLDINGS, INC.

2503 S. HANLEY ROAD

(Street)

ST. LOUIS MO 63144

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Post Holdings, Inc. [ POST ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

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

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
Post Holdings, Inc. Stock Equivalents	(1)	12/16/2025		A		57.966		(2)	(2)	Common Stock	57.966	$98.93	180,721.757	D

Explanation of Responses:

1. Reporting Person's retainers earned as a Director of Issuer are deferred into Post Holdings, Inc. stock equivalents under the Issuer's Deferred Compensation Plan for Non-Management Directors. Reporting Person was credited with stock equivalents earned during the month of December as soon as administratively practicable following Mr. Stiritz's retirement as the Chairman of the Board of Directors on December 16, 2025. The value of these stock equivalents will be distributed (on a one-for-one basis) in the form of cash after Mr. Stiritz's retirement from the Board of Directors.

2. At issuance, the stock equivalents have no fixed exercisable or expiration dates.

Remarks:

	/s/ Diedre J. Gray, Attorney-in-Fact	12/18/2025
	** 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.

FAQ

What insider transaction did Post Holdings (POST) report in this Form 4?

The Form 4 reports that director William P. Stiritz acquired 57.966 Post Holdings, Inc. stock equivalents on 12/16/2025 under a deferred compensation arrangement.

How were the 57.966 stock equivalents for Post Holdings (POST) director calculated?

The filing states that the 57.966 stock equivalents represent retainers earned as a director during December, deferred into Post Holdings, Inc. stock equivalents under the Deferred Compensation Plan for Non-Management Directors.

When will Post Holdings (POST) director William P. Stiritz receive value for these stock equivalents?

The filing explains that the value of the stock equivalents will be distributed in cash on a one-for-one basis after Mr. Stiritz’s retirement from the Board of Directors.

Do the Post Holdings (POST) stock equivalents reported have an expiration date?

No. The document states that, at issuance, the stock equivalents have no fixed exercisable or expiration dates.

How many derivative securities does the Post Holdings (POST) director own after this transaction?

After the reported transaction, the director beneficially owns 180,721.757 derivative securities representing Post Holdings, Inc. common stock equivalents, held directly.

What price is associated with the Post Holdings (POST) stock equivalents in this Form 4?

The table shows a price of $98.93 for the Post Holdings, Inc. stock equivalents related to this transaction.