About Post Holdings, Inc. Post Holdings, Inc., headquartered in St. Louis, Missouri, is a consumer packaged goods holding company with businesses operating in the center-of-the-store, refrigerated, foodservice and food ingredient categories. Contact:Investor RelationsDaniel O'Rourke[email protected](314) 806-3959 SOURCE Post Holdings, Inc. 21% Accessibility StatementSkip Navigation ST. LOUIS, Dec. 2, 2025 /PRNewswire/ -- Post Holdings, Inc. (NYSE:POST) (the "Company" or "Post") today announced it intends t ...