• Post Holdings Chairman Emeritus William P. Stiritz reported sales of 384,132 common shares in transactions executed Sept. 1-2.
• Sales were reported at prices of USD 83.54, USD 84.63, USD 84.23, USD 85.01.
• The shares were held indirectly by his spouse, leaving 0 shares in that spouse-held position.
• Stiritz reported continued holdings of 4,334,667 shares directly, plus 169,369 shares held indirectly by trust.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Post Holdings Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001052058-26-000005), on September 03, 2026, and is solely responsible for the information contained therein.