Post Holdings, Inc. (POST) Insider Ownership

Historic Insider Ownership Trends

As of June 02, 2026, the three largest insider holders of POST are William P Stiritz (Chairman And Ceo, 4.33Mn shares), Robert V Vitale (President Ceo, 987.34K shares), Robert V Vitale (President Ceo, 487.76K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
David W Kemper - 33,122 0 05 Feb, 2026
William P Stiritz Chairman And Ceo 4,334,667 0 19 Dec, 2025
David P Skarie - 56,991 0 05 Feb, 2026
Gregory L Curl - 21,293 0 10 Feb, 2026
Jeff A Zadoks Evp Coo 0 152,740 03 Dec, 2025
Edwin H Callison - 17,045 0 04 Apr, 2022
Robert E Grote - 9,665 0 20 Nov, 2024
Robert V Vitale President Ceo 987,338 0 20 Nov, 2025
Diedre J Gray Evp, Gc Cao, Secy 0 164,903 29 Dec, 2025
Howard A Friedman Evp Coo 69,948 0 18 Nov, 2021
Ellen F Harshman - 10,372 0 05 Sep, 2024
Mark W Westphal Pres., Foodservice 197,756 0 20 Nov, 2025
Bradly A Harper Svp, Chief Accting Officer 10,963 0 12 Jan, 2026
Jennifer Kuperman Johnson - 8,675 0 05 Feb, 2026
Dorothy M Burwell - 8,665 0 05 Feb, 2026
Thomas C Erb - 38,675 0 05 Feb, 2026
Nicolas Catoggio Pres Ceo, Pcb 75,542 0 26 Nov, 2025
Matthew J Mainer Evp, Cfo Treasurer 74,670 0 05 Dec, 2025
Michelle Marie Atkinson - 1,700 0 18 Mar, 2026
Gregory Carl Pearson Pres Ceo, Pcb 8,485 0 06 Apr, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
05 Apr, 2026 Gregory Carl Pearson Common Stock A 5,914 $0.00 5,914 D A
05 Apr, 2026 Gregory Carl Pearson Common Stock A 2,571 $0.00 8,485 D A
31 Mar, 2026 Jeff A Zadoks Post Holdings, Inc. Stock Equivalents A 62 $98.86 62 D A
31 Mar, 2026 David P Skarie Post Holdings, Inc. Stock Equivalents A 135 $98.86 33,094 D A
31 Mar, 2026 David P Skarie Post Holdings, Inc. Stock Equivalents A 135 $98.86 33,094 D A
31 Mar, 2026 David P Skarie Post Holdings, Inc. Stock Equivalents A 135 $98.86 33,094 D A
31 Mar, 2026 Dorothy M Burwell Post Holdings, Inc. Stock Equivalents A 112 $98.86 8,262 D A
31 Mar, 2026 Jeff A Zadoks Post Holdings, Inc. Stock Equivalents A 62 $98.86 62 D A
31 Mar, 2026 Jeff A Zadoks Post Holdings, Inc. Stock Equivalents A 62 $98.86 62 D A
31 Mar, 2026 Michelle Marie Atkinson Post Holdings, Inc. Stock Equivalents A 62 $98.86 62 D A
31 Mar, 2026 Gregory L Curl Post Holdings, Inc. Stock Equivalents A 112 $98.86 7,450 D A
31 Mar, 2026 Thomas C Erb Post Holdings, Inc. Stock Equivalents A 112 $98.86 6,750 D A
31 Mar, 2026 David W Kemper Post Holdings, Inc. Stock Equivalents A 174 $98.86 20,380 D A
31 Mar, 2026 Jennifer Kuperman Johnson Post Holdings, Inc. Stock Equivalents A 112 $98.86 6,750 D A
16 Mar, 2026 Jeff A Zadoks Common Stock A 1,700 $0.00 37,977 D A
16 Mar, 2026 Jeff A Zadoks Common Stock A 1,700 $0.00 37,977 D A
16 Mar, 2026 Michelle Marie Atkinson Common Stock A 1,700 $0.00 1,700 D A
16 Mar, 2026 Jeff A Zadoks Common Stock A 1,700 $0.00 37,977 D A
27 Feb, 2026 David W Kemper Post Holdings, Inc. Stock Equivalents A 162 $106.30 20,203 D A
27 Feb, 2026 David P Skarie Post Holdings, Inc. Stock Equivalents A 125 $106.30 32,955 D A