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CIK 0001530950 · Large accelerated filer

Post Holdings, Inc.

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Ticker
POST
Exchange
NYSE
Industry
Grain Mill Products
FY end
Sep 30
Incorporated
MO
Entity type
operating
EIN
453355106
Phone
314-644-7600
Business address
2503 S. HANLEY ROAD, ST. LOUIS, MO, 63144
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$32,289,106
in 1 filing

Net −$32,289,106. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. STIRITZ WILLIAM P −$32.3M Chairman Emeritus sold 100% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-25 Zadoks Jeff A Director Gift −26,215 1,800
2026-08-25 Zadoks Jeff A Director Gift +26,215 74,360
2026-08-25 Zadoks Jeff A Director Gift −122,740 0
2026-08-25 Zadoks Jeff A Director Gift +122,740 122,740
2026-07-31 Atkinson Michelle Marie Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 536.01
2026-07-31 ERB THOMAS C Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 7,221.83
2026-07-31 BURWELL DOROTHY M Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 8,732.71
2026-07-31 JOHNSON JENNIFER KUPERMAN Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 7,221.83
2026-07-31 KEMPER DAVID W Director Grant or award · Post Holdings, Inc. Stock Equivalents +188.4 $91.41 $17K 21,106.36
2026-07-31 Zadoks Jeff A Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 536.01
2026-07-31 CURL GREGORY L Director Grant or award · Post Holdings, Inc. Stock Equivalents +121.55 $91.41 $11K 7,921.22
2026-07-31 SKARIE DAVID P Director Grant or award · Post Holdings, Inc. Stock Equivalents +145.86 $91.41 $13K 33,648.68
2026-07-02 Zadoks Jeff A Director Shares withheld for taxes −2,544 $90.94 $231K 35,433
2026-07-02 Zadoks Jeff A Director Shares withheld for taxes −3,867 $90.94 $352K 31,566
2026-07-02 Zadoks Jeff A Director Shares withheld for taxes −3,551 $90.94 $323K 28,015
2026-06-30 Atkinson Michelle Marie Director Grant or award · Post Holdings, Inc. Stock Equivalents +125.89 $88.26 $11K 414.6
2026-06-30 ERB THOMAS C Director Grant or award · Post Holdings, Inc. Stock Equivalents +125.89 $88.26 $11K 7,102.54
2026-06-30 BURWELL DOROTHY M Director Grant or award · Post Holdings, Inc. Stock Equivalents +125.89 $88.26 $11K 8,613.9
2026-06-30 JOHNSON JENNIFER KUPERMAN Director Grant or award · Post Holdings, Inc. Stock Equivalents +125.89 $88.26 $11K 7,102.54
2026-06-30 KEMPER DAVID W Director Grant or award · Post Holdings, Inc. Stock Equivalents +195.13 $88.26 $17K 20,924.61

Page 3 of 6 · 119 trades