Symbol
POST on NYSE
Investment type
Equity / Common Stock, $0.01 par value
Latest Disclosed Shares Owned
4,885,468 shares
Security Ownership %
10%

William P. Stiritz ownership in Post Holdings, Inc. Common Stock, $0.01 par value (POST)

05 Mar 2026 - William P. Stiritz has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 4,885,468 shares of Post Holdings, Inc. Common Stock, $0.01 par value (POST). This represents 10% ownership of the company. In their previous filing dated 15 Oct 2025, William P. Stiritz had reported owning 4,882,968 shares, indicating an increase of +0.05%. .