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POST insider Form 4: RSU vesting, tax share surrenders disclosed

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Post Holdings, Inc. (POST) reported equity transactions by its SVP and Chief Accounting Officer. On 11/14/2025, the officer surrendered 743 shares of common stock at $106.34 to cover taxes on the vesting of 1,685 restricted stock units (RSUs). On 11/15/2025, an additional 299 shares were surrendered at $106.70 for tax withholding tied to 677 RSUs. On 11/16/2025, 435 RSUs converted into 435 shares of common stock at an exercise price of $0, and 192 shares were surrendered at $106.70 for related tax withholding. After these transactions, the officer beneficially owned 8,658 shares directly and 1,439.95 shares indirectly through a 401(k) plan. The RSUs were granted under the company’s 2021 Long-Term Incentive Plan in transactions described as exempt under Rule 16b-3.

Positive

  • None.

Negative

  • None.
Insider HARPER BRADLY A
Role SVP, CHIEF ACCTING OFFICER
Type Security Shares Price Value
Exercise Restricted Stock Units 435 $0.00 --
Exercise Common Stock 435 $0.00 --
Tax Withholding Common Stock 192 $106.70 $20K
Tax Withholding Common Stock 299 $106.70 $32K
Tax Withholding Common Stock 743 $106.34 $79K
holding Common Stock -- -- --
Holdings After Transaction: Restricted Stock Units — 0 shares (Direct); Common Stock — 8,850 shares (Direct); Common Stock — 1,439.95 shares (Indirect, By 401(k) Plan)
Footnotes (1)
  1. Surrender of shares in payment of tax withholding due as a result of the vesting of 1,685 restricted stock units ("RSUs") in accordance with Rule 16b-3. Surrender of shares in payment of tax withholding due as a result of the vesting of 677 RSUs in accordance with Rule 16b-3. Surrender of shares in payment of tax withholding due as a result of the vesting of 435 RSUs in accordance with Rule 16b-3. Each RSU represents a contingent right to receive one share of Post Holdings, Inc. common stock. The RSUs were granted under the Post Holdings, Inc. 2021 Long-Term Incentive Plan, which was subsequently amended and restated, in a transaction exempt under Rule 16b-3. One-fourth of the RSUs vested on each of the first, second, third and fourth anniversaries on the date of grant without any action on the part of the participant.
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*
HARPER BRADLY 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)
SVP, CHIEF ACCTING OFFICER
3. Date of Earliest Transaction (Month/Day/Year)
11/14/2025
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 11/14/2025 F 743(1) D $106.34 8,714 D
Common Stock 11/15/2025 F 299(2) D $106.7 8,415 D
Common Stock 11/16/2025 M 435 A $0 8,850 D
Common Stock 11/16/2025 F 192(3) D $106.7 8,658 D
Common Stock 1,439.95 I By 401(k) Plan
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
Restricted Stock Units (4) 11/16/2025 M 435 (5) (5) Common Stock 435 $0 0 D
Explanation of Responses:
1. Surrender of shares in payment of tax withholding due as a result of the vesting of 1,685 restricted stock units ("RSUs") in accordance with Rule 16b-3.
2. Surrender of shares in payment of tax withholding due as a result of the vesting of 677 RSUs in accordance with Rule 16b-3.
3. Surrender of shares in payment of tax withholding due as a result of the vesting of 435 RSUs in accordance with Rule 16b-3.
4. Each RSU represents a contingent right to receive one share of Post Holdings, Inc. common stock. The RSUs were granted under the Post Holdings, Inc. 2021 Long-Term Incentive Plan, which was subsequently amended and restated, in a transaction exempt under Rule 16b-3.
5. One-fourth of the RSUs vested on each of the first, second, third and fourth anniversaries on the date of grant without any action on the part of the participant.
Remarks:
/s/ Diedre J. Gray, Attorney-in-Fact 11/18/2025
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did POST report in this Form 4?

The Form 4 reports that Post Holdings, Inc.'s SVP and Chief Accounting Officer had multiple transactions involving common stock and restricted stock units (RSUs), mainly to cover tax withholding upon RSU vesting and the conversion of RSUs into common shares.

How many POST shares were surrendered for tax withholding?

The officer surrendered 743 shares on 11/14/2025 at $106.34, 299 shares on 11/15/2025 at $106.70, and 192 shares on 11/16/2025 at $106.70, all in payment of tax withholding related to RSU vesting.

How many POST restricted stock units vested in these transactions?

The explanations state that tax-withholding surrenders were due to the vesting of 1,685 RSUs, 677 RSUs, and 435 RSUs. On 11/16/2025, 435 RSUs converted into an equal number of common shares.

What are the POST share holdings of the reporting officer after the transactions?

Following the reported transactions, the officer beneficially owned 8,658 shares of Post Holdings common stock directly and 1,439.95 shares indirectly through a 401(k) plan.

Under what plan and rules were the POST RSUs granted and vested?

The RSUs were granted under the Post Holdings, Inc. 2021 Long-Term Incentive Plan, which was later amended and restated. The filing notes that these awards and related transactions were exempt under Rule 16b-3.

What does each RSU represent for POST stock in this filing?

The explanation states that each restricted stock unit (RSU) represents a contingent right to receive one share of Post Holdings, Inc. common stock.

How did the POST RSUs vest over time for this officer?

The filing explains that one-fourth of the RSUs vested on each of the first, second, third and fourth anniversaries of the grant date, without any action required from the participant.