Post Holdings director awarded stock equivalents

Atkinson Michelle Marie reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Atkinson Michelle Marie reported acquisition or exercise transactions in this Form 4 filing.

Post Holdings, Inc. director Michelle Marie Atkinson received a grant of 61.633 Post Holdings, Inc. stock equivalents as part of her board retainer. These stock equivalents are credited under the company’s Deferred Compensation Plan for Non-Management Directors and mirror the value of common stock.

The stock equivalents are distributed in cash on a one-for-one basis upon her separation from the Board of Directors and have no fixed exercisable or expiration dates. Following this grant, Atkinson holds 61.633 stock equivalents directly, reflecting routine, compensation-related deferred fees rather than an open-market trade.

Insider Trade Summary

Grant/Award: 61.633 shares

Grant/Award 1 txn

Insider Atkinson Michelle Marie

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Post Holdings, Inc. Stock Equivalents	61.633	$98.86	$6K

Holdings After Transaction: Post Holdings, Inc. Stock Equivalents — 61.633 contracts (Direct)

Footnotes (2)

1. F1. 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 is credited with stock equivalents as soon as administratively practicable following the month in which such retainer is earned. The value of these stock equivalents is distributed (on a one-for-one basis) in the form of cash upon separation from the Board of Directors.
2. F2. The stock equivalents have no fixed exercisable or expiration dates.

Key Figures

Stock equivalents granted: 61.633 stock equivalents Reference price per equivalent: $98.86 per stock equivalent Holdings after grant: 61.633 stock equivalents +2 more

5 metrics

Stock equivalents granted 61.633 stock equivalents Grant of Post Holdings, Inc. stock equivalents as director retainer

Reference price per equivalent $98.86 per stock equivalent Transaction price per Post Holdings, Inc. stock equivalent

Holdings after grant 61.633 stock equivalents Total Post Holdings, Inc. stock equivalents following transaction

Underlying common stock 61.633 shares Underlying Post Holdings common stock tied to the stock equivalents

Conversion or exercise price $0.00 Conversion or exercise price of stock equivalents

Key Terms

Deferred Compensation Plan for Non-Management Directors, stock equivalents, retainers, separation from the Board of Directors, +1 more

5 terms

Deferred Compensation Plan for Non-Management Directors financial

"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."

stock equivalents financial

"Reporting Person is credited with stock equivalents as soon as administratively practicable following the month in which such retainer is earned."

retainers financial

"Reporting Person's retainers earned as a Director of Issuer are deferred into Post Holdings, Inc. stock equivalents"

separation from the Board of Directors financial

"The value of these stock equivalents is distributed (on a one-for-one basis) in the form of cash upon separation from the Board of Directors."

no fixed exercisable or expiration dates financial

"The stock equivalents have no fixed exercisable or expiration dates."

FAQ

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

What did Post Holdings (POST) director Michelle Atkinson report in this Form 4?

Michelle Atkinson reported receiving 61.633 Post Holdings, Inc. stock equivalents as a compensation grant. These units represent deferred board retainers, tied to the value of common stock, and are distributed in cash on a one-for-one basis when she leaves the Board of Directors.

Is Michelle Atkinson buying or selling Post Holdings (POST) shares in this filing?

She is not buying or selling shares on the open market in this filing. Instead, she received 61.633 stock equivalents as a routine grant for director service, credited under Post Holdings’ Deferred Compensation Plan for Non-Management Directors as part of her board retainer.

How are the 61.633 Post Holdings (POST) stock equivalents valued and paid out?

The 61.633 stock equivalents track the value of Post Holdings common stock, with a reference price of $98.86 per equivalent. They are ultimately settled in cash, delivered on a one-for-one basis when Michelle Atkinson separates from the Board of Directors in the future.

What is Post Holdings’ Deferred Compensation Plan for Non-Management Directors?

It is a plan allowing non-management directors to receive retainers as stock equivalents instead of immediate cash. Retainers earned each month are converted into Post Holdings, Inc. stock equivalents, credited as soon as administratively practicable, and later paid out in cash after a director leaves the Board.

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

The stock equivalents reported in this filing have no fixed exercisable or expiration dates. They remain outstanding until Michelle Atkinson separates from the Board of Directors, at which point the value is distributed to her in cash on a one-for-one basis with the stock equivalents.

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

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Accepted by SEC EDGAR 04/02/2026 - 04:34 PM 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
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^*

Atkinson Michelle Marie

(Last) (First) (Middle)

C/O POST HOLDINGS, INC.

2503 S. HANLEY ROAD

(Street)

ST. LOUIS MISSOURI 63144

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/31/2026

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

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

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

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)	03/31/2026		A		61.633		(2)	(2)	Common Stock	61.633	$98.86	61.633	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 is credited with stock equivalents as soon as administratively practicable following the month in which such retainer is earned. The value of these stock equivalents is distributed (on a one-for-one basis) in the form of cash upon separation from the Board of Directors.

2. The stock equivalents have no fixed exercisable or expiration dates.

Remarks:

	Diedre J. Gray, Attorney-in-Fact	04/02/2026
	** 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.
* Form 4: SEC 1474 (03-26)