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

Rhea-AI Filing Summary

Post Holdings, Inc. (POST)11/18/2025, the officer received 8,935 restricted stock units (RSUs) of Post Holdings common stock at a price of $0 per share under the Amended and Restated 2021 Long-Term Incentive Plan. Each RSU represents a contingent right to receive one share of common stock and will vest in full on the first anniversary of the grant date, subject to the award agreement’s terms.

Following this grant, the officer beneficially owns 57,725 shares directly, plus 1,256 shares through a family trust, 68,145 shares through a SLAT, and 122,740 shares through a spouse, all of which are Post Holdings common stock.

11/20/2025 - 05:31 PM

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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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 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)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/18/2025

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
Common Stock	11/18/2025		A		8,935(1)	A	$0	57,725	D
Common Stock								1,256	I	By Family Trust
Common Stock								68,145	I	By SLAT
Common Stock								122,740	I	By Spouse

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

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of Post Holdings, Inc. common stock. The RSUs were granted under the Amended and Restated 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3 and vest in full on the first anniversary of the date of grant, subject to the terms of the award agreement.

Remarks:

	/s/ Diedre J. Gray, Attorney-in-Fact	11/20/2025
	** 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 did Post Holdings (POST) report in this Form 4 filing?

The Form 4 reports that Post Holdings' EVP & COO acquired 8,935 restricted stock units (RSUs) of Post Holdings, Inc. common stock on 11/18/2025.

How many RSUs were granted to the Post Holdings EVP & COO and at what price?

The EVP & COO received 8,935 RSUs of Post Holdings common stock at a $0 acquisition price, reflecting a stock-based compensation grant rather than an open-market purchase.

When do the RSUs granted to the Post Holdings EVP & COO vest?

The RSUs granted under the Amended and Restated 2021 Long-Term Incentive Plan vest in full on the first anniversary of the date of grant, subject to the award agreement terms.

How many Post Holdings (POST) shares does the EVP & COO beneficially own after this transaction?

After the reported transaction, the EVP & COO beneficially owns 57,725 shares directly, plus 1,256 shares by a family trust, 68,145 shares by a SLAT, and 122,740 shares by a spouse.

Under what plan were the RSUs to the Post Holdings EVP & COO granted?

The 8,935 RSUs were granted under the Amended and Restated 2021 Long-Term Incentive Plan in a transaction described as exempt under Rule 16b-3.

What is the relationship of the reporting person to Post Holdings (POST)?

The reporting person is an officer of Post Holdings, Inc., serving as EVP & COO, and filed the Form 4 as a single reporting person.