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

Rhea-AI Filing Summary

JOHNSON JENNIFER KUPERMAN reported acquisition or exercise transactions in this Form 4 filing.

Post Holdings, Inc. director Jennifer Kuperman Johnson reported receiving a grant of 106.0700 Post Holdings, Inc. stock equivalents as compensation. These stock equivalents represent deferred retainers earned as a director under the company’s Deferred Compensation Plan for Non-Management Directors and are credited after the month in which the retainer is earned.

The value of the stock equivalents is paid in cash on a one-for-one basis when she separates from the Board of Directors, and they have no fixed exercisable or expiration dates. Following this award, she holds a total of 6852.8930 stock equivalents directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider JOHNSON JENNIFER KUPERMAN

Role null

Type	Security	Shares	Price	Value
Grant/Award	Post Holdings, Inc. Stock Equivalents	106.07	$104.75	$11K

Holdings After Transaction: Post Holdings, Inc. Stock Equivalents — 6,852.893 shares (Direct, null)

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

Key Figures

Stock equivalents granted: 106.0700 stock equivalents Grant reference price: $104.7500 per stock equivalent Total stock equivalents held: 6852.8930 stock equivalents

3 metrics

Stock equivalents granted 106.0700 stock equivalents Director retainer deferred into stock equivalents on 2026-04-30

Grant reference price $104.7500 per stock equivalent Price per equivalent used in reported Form 4 transaction

Total stock equivalents held 6852.8930 stock equivalents Balance directly owned after the reported award

Key Terms

Deferred Compensation Plan for Non-Management Directors, stock equivalents, distributed (on a one-for-one basis) in the form of cash, no fixed exercisable or expiration dates

4 terms

Deferred Compensation Plan for Non-Management Directors financial

"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"

distributed (on a one-for-one basis) in the form of cash financial

"The value of these stock equivalents is distributed (on a one-for-one basis) in the form of cash"

no fixed exercisable or expiration dates financial

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

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^*

JOHNSON JENNIFER KUPERMAN

(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)
04/30/2026

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)	04/30/2026		A		106.07		(2)	(2)	Common Stock	106.07	$104.75	6,852.893	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:

	/s/ Diedre J. Gray, Attorney-in-Fact	05/04/2026
	** 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 insider transaction did Post Holdings (POST) report for Jennifer Kuperman Johnson?

Post Holdings reported that director Jennifer Kuperman Johnson received 106.0700 stock equivalents as a grant. These represent deferred director retainers converted into Post Holdings, Inc. stock equivalents under the company’s Deferred Compensation Plan for Non-Management Directors.

How many Post Holdings (POST) stock equivalents does the director hold after this Form 4?

After this transaction, the director holds 6852.8930 Post Holdings, Inc. stock equivalents. This total reflects the newly granted 106.0700 stock equivalents added to her existing balance under the company’s deferred compensation program for non-management directors.

What is the nature of the stock equivalents reported for Post Holdings (POST)?

The stock equivalents are deferred compensation units tied to Post Holdings, Inc. stock. They are credited based on director retainers and later settled in cash on a one-for-one basis when the director leaves the Board of Directors.

How are Post Holdings (POST) director retainers handled under the deferred compensation plan?

Director retainers are deferred into Post Holdings, Inc. stock equivalents under the Deferred Compensation Plan for Non-Management Directors. The director is credited with stock equivalents shortly after the month the retainer is earned, rather than receiving immediate cash payment.

When will the Post Holdings (POST) stock equivalents be paid out to the director?

The stock equivalents will be distributed in cash when the director separates from the Board of Directors. At that time, the director receives cash based on a one-for-one value per stock equivalent, instead of actual shares of common stock.

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

The reported stock equivalents have no fixed exercisable or expiration dates. They remain outstanding under the deferred compensation arrangement until the director separates from the Board, when their value is paid out in cash on a one-for-one basis.