Finding insider trades…Reading each Form 4…Adding them up…
POSTPost Holdings, Inc.
Insider trades (Form 4)
Directors, top managers and anyone owning more than 10% of a company must report every time they buy, sell or receive its shares, within two business days, on a Form 4. Here is what Post Holdings's insiders did over the last year, and what each kind of trade means.
Bought on the open market$00 trades by 0 people
Sold on the open market$32.3M4 trades by 1 person
Sales that were planned ahead0%made under a pre-set trading plan (Rule 10b5-1)
Filings read30the newest 30 of 143 in the last year
Buying and selling, month by month
Open-market trades only, by value. Tap a month.
DecJanFebMarAprMayJunJulAugSepOctNov
■ above the line: bought · ■ below: sold
Who traded
| Person and role | Bought | Sold | Shares held after | |
|---|---|---|---|---|
| William P StiritzChairman Emeritus | – | $32.3M | 228 | |
| Jeff A ZadoksDirector | – | – | 42.5K | |
| Mark W WestphalPRES., FOODSERVICE | – | – | 236.2K | |
| Robert V VitaleEXECUTIVE CHAIRMAN · Director | – | – | 1.1M | |
| Matthew J MainerChief financial officer (EVP, CFO & TREASURER) | – | – | 92.7K | |
| Diedre J GrayEVP, GC & CAO, SECY | – | – | 74.2K | |
| Nicolas CatoggioChief executive (PRES & CEO) | – | – | 116.5K |
Every trade (39)
- Oct 30, 2026Received shares or options as payJeff A Zadoks · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 955.484 after
- Oct 30, 2026Received shares or options as payDavid P Skarie · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+160.214 unitsat $83.22owns 34,168.612 after
- Oct 30, 2026Received shares or options as payJennifer Kuperman Johnson · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 7,644.66 after
- Oct 30, 2026Received shares or options as payDavid W Kemper · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+206.943 unitsat $83.22owns 21,766.719 after
- Oct 30, 2026Received shares or options as payThomas C Erb · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 7,644.66 after
- Oct 30, 2026Received shares or options as payGregory L Curl · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 8,344.4 after
- Oct 30, 2026Received shares or options as payDorothy M Burwell · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 9,156.3 after
- Oct 30, 2026Received shares or options as payMichelle Marie Atkinson · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.512 unitsat $83.22owns 955.484 after
- Oct 22, 2026Received shares or options as payJeff A Zadoks · DirectorA grant from the company as part of their pay, not a purchase. Form 4+40,710 sharesno price (not a sale)owns 42,510 after
- Oct 22, 2026Shares kept back to pay taxJeff A Zadoks · DirectorWhen share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−17,933 sharesat $78.06 = $1.4Mowns 24,577 after
- Oct 22, 2026Received shares or options as payMark W Westphal · PRES., FOODSERVICEA grant from the company as part of their pay, not a purchase. Form 4+38,441 sharesno price (not a sale)owns 236,197 after
- Oct 22, 2026Shares kept back to pay taxMark W Westphal · PRES., FOODSERVICEWhen share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−17,530 sharesat $78.06 = $1.4Mowns 218,667 after
- Oct 22, 2026Received shares or options as payRobert V Vitale · EXECUTIVE CHAIRMAN · DirectorA grant from the company as part of their pay, not a purchase. Form 4+118,919 sharesno price (not a sale)owns 1,106,257 after
- Oct 22, 2026Shares kept back to pay taxRobert V Vitale · EXECUTIVE CHAIRMAN · DirectorWhen share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−52,384 sharesat $78.06 = $4.1Mowns 1,053,873 after
- Oct 22, 2026Received shares or options as payMatthew J Mainer · Chief financial officer (EVP, CFO & TREASURER)A grant from the company as part of their pay, not a purchase. Form 4+18,024 sharesno price (not a sale)owns 92,694 after
- Oct 22, 2026Shares kept back to pay taxMatthew J Mainer · Chief financial officer (EVP, CFO & TREASURER)When share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−7,940 sharesat $78.06 = $619.8Kowns 84,754 after
- Oct 22, 2026Received shares or options as payDiedre J Gray · EVP, GC & CAO, SECYA grant from the company as part of their pay, not a purchase. Form 4+42,349 sharesno price (not a sale)owns 74,235 after
- Oct 22, 2026Shares kept back to pay taxDiedre J Gray · EVP, GC & CAO, SECYWhen share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−18,655 sharesat $78.06 = $1.5Mowns 55,580 after
- Oct 22, 2026Received shares or options as payNicolas Catoggio · Chief executive (PRES & CEO)A grant from the company as part of their pay, not a purchase. Form 4+40,962 sharesno price (not a sale)owns 116,504 after
- Oct 22, 2026Shares kept back to pay taxNicolas Catoggio · Chief executive (PRES & CEO)When share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−18,533 sharesat $78.06 = $1.4Mowns 97,971 after
- Sep 30, 2026Received shares or options as payJeff A Zadoks · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 822.442 after
- Sep 30, 2026Received shares or options as payDavid P Skarie · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+183.02 unitsat $72.85owns 34,027.822 after
- Sep 30, 2026Received shares or options as payJennifer Kuperman Johnson · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 7,515.439 after
- Sep 30, 2026Received shares or options as payDavid W Kemper · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+236.401 unitsat $72.85owns 21,572.09 after
- Sep 30, 2026Received shares or options as payThomas C Erb · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 7,515.439 after
- Sep 30, 2026Received shares or options as payGregory L Curl · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 8,215.578 after
- Sep 30, 2026Received shares or options as payDorothy M Burwell · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 9,027.942 after
- Sep 30, 2026Received shares or options as payMichelle Marie Atkinson · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+152.517 unitsat $72.85owns 822.442 after
- Sep 2, 2026Sold shares on the open marketHeld indirectly (trust, family…)William P Stiritz · Chairman EmeritusInsiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−277,707 sharesat $84.23 = $23.4Mowns 228 after
- Sep 2, 2026Sold shares on the open marketHeld indirectly (trust, family…)William P Stiritz · Chairman EmeritusInsiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−228 sharesat $85.01 = $19.4K
- Sep 1, 2026Sold shares on the open marketHeld indirectly (trust, family…)William P Stiritz · Chairman EmeritusInsiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−99,990 sharesat $83.54 = $8.4Mowns 284,142 after
- Sep 1, 2026Sold shares on the open marketHeld indirectly (trust, family…)William P Stiritz · Chairman EmeritusInsiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−6,207 sharesat $84.63 = $525.3Kowns 277,935 after
- Aug 31, 2026Received shares or options as payJeff A Zadoks · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.287 unitsat $83.36owns 669.672 after
- Aug 31, 2026Received shares or options as payDavid P Skarie · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+159.945 unitsat $83.36owns 33,831.983 after
- Aug 31, 2026Received shares or options as payJennifer Kuperman Johnson · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.287 unitsat $83.36owns 7,360.134 after
- Aug 31, 2026Received shares or options as payDavid W Kemper · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+206.595 unitsat $83.36owns 21,327.607 after
- Aug 31, 2026Received shares or options as payThomas C Erb · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.287 unitsat $83.36owns 7,360.134 after
- Aug 31, 2026Received shares or options as payGregory L Curl · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.287 unitsat $83.36owns 8,060.007 after
- Aug 31, 2026Received shares or options as payDorothy M Burwell · DirectorA grant from the company as part of their pay, not a purchase. (Post Holdings, Inc. Stock Equivalents) Form 4+133.287 unitsat $83.36owns 8,872.064 after
Read straight from the Form 4 filings Post Holdings's directors, top managers and large owners sent to the SEC. Insiders sell for many reasons: taxes, diversifying, planned sales. Buying with their own money is rarer. None of this says whether to buy or sell the shares.