Form 4: Post Holdings CFO Sells Shares for Tax Withholding

Post Holdings' EVP, CFO & Treasurer, Matthew J. Mainer, disposed of 269 shares of common stock to cover tax obligations related to RSU vesting.

Summary

• Matthew J. Mainer, the Executive Vice President, Chief Financial Officer, and Treasurer of Post Holdings, Inc., reported a disposition of common stock.
• On December 1, 2025, Mr. Mainer disposed of 269 shares of Post Holdings, Inc. common stock at a price of $104.03 per share.
• This transaction was identified as a surrender of shares for tax withholding purposes, specifically due to the vesting of 609 restricted stock units (RSUs).
• Following this reported transaction, Mr. Mainer directly beneficially owns 75,270 shares of common stock.

Sentiment

Score: 5

Explanation: The filing reports a routine insider transaction for tax withholding purposes, which is neutral in sentiment. It reflects standard executive compensation practices and does not indicate any significant positive or negative developments for the company.

Positives

• The transaction represents the vesting of restricted stock units, which is a standard component of executive compensation and can be viewed as a positive for executive retention and alignment with shareholder interests.

Negatives

• No direct negatives are identified as this is a routine, non-discretionary transaction for tax withholding.

Risks

• No specific risks are mentioned or implied within this Form 4 filing.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Management Comments

• No notable quotes or paraphrased statements from company management are included in this Form 4 filing.

Industry Context

This routine insider transaction for tax purposes does not provide specific insights into broader industry trends or the competitive landscape. It reflects standard executive compensation practices within the consumer packaged goods sector, where equity awards are a common component of remuneration.

Comparison to Industry Standards

• This transaction is a standard tax-related disposition of shares following RSU vesting, a common practice for executives across various industries.
• It aligns with typical compensation structures involving equity awards and does not present any unusual deviations from global benchmarks for executive share transactions.

Related Party Transactions

• No related party dealings are disclosed beyond the executive's compensation-related share transaction.

Stakeholder Impact

• Shareholders: Minimal direct impact as this is a routine, small-scale transaction for tax purposes.
• Employees: No direct impact mentioned.
• Customers/Suppliers/Creditors: No direct impact mentioned.

Next Steps

• No specific future actions, events, or milestones are mentioned in this Form 4 filing.

Key Dates

Keywords

Post Holdings, POST, Matthew J. Mainer, CFO, EVP, Treasurer, Form 4, Insider Transaction, Stock Sale, Tax Withholding, Restricted Stock Units, RSU Vesting