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Post Holdings, Inc. (POST)

Post Holdings, Inc. (POST) Insider Trading

Directors, officers and holders of more than 10% of POST report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 488 transactions on file: 0 with code P, 4 with code S and 46 with other codes.

DateInsiderCodeShares
Oct 22, 2026VITALE ROBERT VF Tax Payment52,384
Oct 22, 2026WESTPHAL MARK WA Award38,441
Oct 22, 2026Zadoks Jeff AF Tax Payment17,933
Oct 22, 2026VITALE ROBERT VA Award118,919
Oct 22, 2026WESTPHAL MARK WF Tax Payment17,530
Oct 22, 2026MAINER MATTHEW JF Tax Payment7,940
Oct 22, 2026GRAY DIEDRE JA Award42,349
Oct 22, 2026MAINER MATTHEW JA Award18,024
Oct 22, 2026CATOGGIO NICOLASF Tax Payment18,533
Oct 22, 2026CATOGGIO NICOLASA Award40,962
Oct 22, 2026Zadoks Jeff AA Award40,710
Oct 22, 2026GRAY DIEDRE JF Tax Payment18,655
Sep 30, 2026SKARIE DAVID PA Award183
Sep 30, 2026Zadoks Jeff AA Award153
Sep 30, 2026Atkinson Michelle MarieA Award153
Sep 30, 2026KEMPER DAVID WA Award236
Sep 30, 2026JOHNSON JENNIFER KUPERMANA Award153
Sep 30, 2026ERB THOMAS CA Award153
Sep 30, 2026BURWELL DOROTHY MA Award153
Sep 30, 2026CURL GREGORY LA Award153
Sep 2, 2026STIRITZ WILLIAM PS Sale228
Sep 2, 2026STIRITZ WILLIAM PS Sale277,707
Sep 1, 2026STIRITZ WILLIAM PS Sale6,207
Sep 1, 2026STIRITZ WILLIAM PS Sale99,990
Aug 31, 2026SKARIE DAVID PA Award160
Aug 31, 2026Zadoks Jeff AA Award133
Aug 31, 2026Atkinson Michelle MarieA Award133
Aug 31, 2026BURWELL DOROTHY MA Award133
Aug 31, 2026JOHNSON JENNIFER KUPERMANA Award133
Aug 31, 2026ERB THOMAS CA Award133
Aug 31, 2026CURL GREGORY LA Award133
Aug 31, 2026KEMPER DAVID WA Award207
Aug 25, 2026Zadoks Jeff AG Gift26,215
Aug 25, 2026Zadoks Jeff AG Gift26,215
Aug 25, 2026Zadoks Jeff AG Gift122,740
Aug 25, 2026Zadoks Jeff AG Gift122,740
Jul 31, 2026JOHNSON JENNIFER KUPERMANA Award122
Jul 31, 2026SKARIE DAVID PA Award146
Jul 31, 2026Zadoks Jeff AA Award122
Jul 31, 2026BURWELL DOROTHY MA Award122
Jul 31, 2026CURL GREGORY LA Award122
Jul 31, 2026ERB THOMAS CA Award122
Jul 31, 2026Atkinson Michelle MarieA Award122
Jul 31, 2026KEMPER DAVID WA Award188
Jul 2, 2026Zadoks Jeff AF Tax Payment3,551
Jul 2, 2026Zadoks Jeff AF Tax Payment3,867
Jul 2, 2026Zadoks Jeff AF Tax Payment2,544
Jun 30, 2026SKARIE DAVID PA Award151
Jun 30, 2026BURWELL DOROTHY MA Award126
Jun 30, 2026CURL GREGORY LA Award126

The full Form 4 history is on the POST company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.