Director Michelle Marie Atkinson filed a Form 4 with the SEC on November 3, 2026, disclosing the acquisition of 133.512 Post Holdings, Inc. stock equivalents on October 30, 2026, under the company's Deferred Compensation Plan for Non-Management Directors.

Key Highlights

  • Reporting person: Michelle Marie Atkinson, identified as a Director of Post Holdings, Inc.
  • Transaction date: October 30, 2026, with the form filed November 3, 2026.
  • Securities acquired: 133.512 Post Holdings, Inc. stock equivalents, coded as an acquisition (A) under a derivative instrument.
  • Price per unit: $83.22, as stated in the filing.
  • Post-transaction holdings: 955.484 stock equivalents held directly following the reported transaction.
  • No fixed dates: The stock equivalents have no fixed exercisable or expiration dates, according to the filing.
  • Settlement terms: The value of the stock equivalents is distributed on a one-for-one basis in the form of cash upon separation from the Board of Directors.

Atkinson's Director Retainer Deferred Into Post Holdings Stock Equivalents

According to the filing, Michelle Marie Atkinson, a Director at Post Holdings, Inc. (NYSE:POST), received 133.512 stock equivalents on October 30, 2026, through the issuer's Deferred Compensation Plan for Non-Management Directors. The filing states that director retainers earned are deferred into Post Holdings, Inc. stock equivalents and that the reporting person "is credited with stock equivalents as soon as administratively practicable following the month in which such retainer is earned."

The stock equivalents are classified as derivative securities in Table II of the filing. Each unit corresponds to one share of common stock as the underlying security, with 133.512 shares of common stock listed as the underlying amount. The filing notes the price of the derivative security as $83.22. Following this transaction, Atkinson's total beneficial ownership of these stock equivalents stands at 955.484, held directly.

The filing further discloses that the stock equivalents carry no fixed exercise or expiration dates and will ultimately be distributed in cash, not shares, upon Atkinson's separation from the Board. The form was signed by Diedre J. Gray as Attorney-in-Fact on November 3, 2026, and was filed by one reporting person only.

What Was Disclosed

Director Michelle Marie Atkinson disclosed the acquisition of 133.512 Post Holdings stock equivalents on October 30, 2026, at $83.22 each under a director deferred compensation plan, bringing her total stock equivalent holdings to 955.484.