NYSE: POST
Post Holdings Inc Stock Ownership - Who owns Post Holdings?

Insider buying vs selling

Have Post Holdings Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Mark W. WestphalPres2026-10-2217,530$78.06
$1.37MSell
Robert V. VitaleChair2026-10-2252,384$78.06
$4.09MSell
Matthew J. MainerCFO;Treas;EVP2026-10-227,940$78.06
$619.80kSell
Diedre J. GrayCAO;EVP2026-10-2218,655$78.06
$1.46MSell
Jeff A. ZadoksDirector2026-10-2217,933$78.06
$1.40MSell
Nicolas CatoggioCEO;Pres2026-10-2218,533$78.06
$1.45MSell
William P. StiritzInsider2026-09-02228$85.01
$19.38kSell
William P. StiritzInsider2026-09-02277,707$84.23
$23.39MSell
William P. StiritzInsider2026-09-0199,990$83.54
$8.35MSell
William P. StiritzInsider2026-09-016,207$84.63
$525.30kSell

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Net Insider Buy/Sell (L12M) Ownership

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POST Shareholders

What type of owners hold Post Holdings Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
William P. Stiritz11.69%5,138,556$427.63MInsider
Robert V. Vitale4.75%2,090,024$173.93MInsider
Ralcorp Holdings Inc3.02%1,325,985$110.35MInsider
Diedre J. Gray1.09%477,064$39.70MInsider
Jeff A. Zadoks0.90%393,934$32.78MInsider
Mark W. Westphal0.61%269,538$22.43MInsider
William H. Danforth0.29%125,499$10.44MInsider
Nicolas Catoggio0.22%97,971$8.15MInsider
Matthew J. Mainer0.19%84,754$7.05MInsider
Howard A. Friedman0.16%69,948$5.82MInsider

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POST vs Food Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
POST0.10%23.93%Net SellingNet Selling
FRPT0.13%71.06%Net BuyingNet Buying
MZTI0.07%78.82%Net SellingNet Selling
CENT0.09%28.32%Net SellingNet Selling
UTZ0.05%22.35%Net Buying

Post Holdings Stock Ownership FAQ

Who owns Post Holdings?

Post Holdings (NYSE: POST) is owned by 0.10% institutional shareholders, 23.93% Post Holdings insiders, and 75.97% retail investors. William P. Stiritz is the largest individual Post Holdings shareholder, owning 5.14M shares representing 11.69% of the company. William P. Stiritz's Post Holdings shares are currently valued at $427.63M.

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