[Form 4] Post Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Zadoks Jeff A reported acquisition or exercise transactions in this Form 4 filing.

Post Holdings, Inc. director Jeff A. Zadoks reported an automatic grant of 61.633 Post Holdings, Inc. stock equivalents on March 31, 2026. These stock equivalents represent deferred retainers earned as a non-management director and are credited under the company’s Deferred Compensation Plan. Each stock equivalent tracks one share of common stock in value but is paid out in cash, on a one-for-one basis, when the director retires from the Board. The filing notes that these stock equivalents have no fixed exercisable or expiration dates.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Zadoks Jeff A

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 shares (Direct)

Footnotes (1)

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 retirement from the Board of Directors. The stock equivalents have no fixed exercisable or expiration dates.

Key Figures

Stock equivalents granted: 61.633 units Transaction price per unit: $98.86 per unit Total stock equivalents after grant: 61.633 units +2 more

5 metrics

Stock equivalents granted 61.633 units Post Holdings, Inc. stock equivalents granted on March 31, 2026

Transaction price per unit $98.86 per unit Value assigned to stock equivalents at grant

Total stock equivalents after grant 61.633 units Holdings of stock equivalents following the reported transaction

Underlying common stock 61.633 shares Underlying common stock equivalent to the stock equivalents

Exercise price $0.00 Conversion or exercise price for the stock equivalents

Key Terms

Deferred Compensation Plan for Non-Management Directors, stock equivalents, retainers, Post Holdings, Inc. Stock Equivalents, +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"

Post Holdings, Inc. Stock Equivalents financial

"security_title: Post Holdings, Inc. Stock Equivalents"

one-for-one basis financial

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

Form 4 Insider Transactions: What Each Field Means →

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^*

Zadoks Jeff A

(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 retirement from the Board of Directors.

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

Remarks:

	/s/ 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)

FAQ

What did Post Holdings (POST) director Jeff A. Zadoks report in this Form 4?

Jeff A. Zadoks reported an automatic acquisition of 61.633 Post Holdings stock equivalents as deferred director compensation. These units reflect retainers earned for board service and are part of the company’s Deferred Compensation Plan for Non-Management Directors, not an open-market stock purchase.

Are the 61.633 stock equivalents in POST a market purchase or a compensation grant?

The 61.633 Post Holdings stock equivalents are a compensation grant, not a market purchase. They arise from retainers earned as a director and are credited under a deferred compensation plan, representing non-cash awards tied to the value of Post’s common stock.

How are Post Holdings (POST) stock equivalents from this filing ultimately paid out?

The stock equivalents are ultimately paid out in cash, not shares. Upon retirement from the Board of Directors, the reporting person receives cash equal to the value of the stock equivalents on a one-for-one basis, based on Post Holdings’ common stock value at that time.

Do the Post Holdings (POST) stock equivalents in this Form 4 have an expiration date?

The reported stock equivalents have no fixed exercisable or expiration dates. They accumulate over time as retainers are deferred and remain outstanding until they are distributed in cash when the director retires from the Post Holdings Board of Directors.

What price per unit is associated with the POST stock equivalents granted to Jeff A. Zadoks?

The filing shows a transaction price of $98.86 per Post Holdings stock equivalent. This price reflects the value used for the 61.633 units credited as deferred compensation, tying each unit’s value to the company’s common stock on that date.

How many Post Holdings (POST) stock equivalents does Jeff A. Zadoks hold after this transaction?

Following this reported transaction, Jeff A. Zadoks holds 61.633 Post Holdings stock equivalents directly. This amount reflects the credited balance under the Deferred Compensation Plan arising from retainers earned as a non-management director of the company.