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Stiritz William P's Form 4 filing

Post Holdings, Inc. (POST) · filed Sep 3, 2026

Accession no.
0001052058-26-000005
Filed
Sep 3, 2026, 5:12 PM ET
Trade date
Sep 1-2, 2026
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 4 non-derivative transactions. Open-market sales total $32.3M. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Stiritz William PCIK 0001052058Other: Chairman Emeritus

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 1, 2026Common StockSSaleDisposed−99,990$83.54F1−$8,353,164.6284,142Indirect
Sep 1, 2026Common StockSSaleDisposed−6,207$84.63F2−$525,298.41277,935Indirect
Sep 2, 2026Common StockSSaleDisposed−277,707$84.23F3−$23,391,260.61228Indirect
Sep 2, 2026Common StockSSaleDisposed−228$85.01−$19,382.280Indirect

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.26 to $84.17 per share. The Reporting Person undertakes to provide to Post Holdings, Inc. (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnotes (1), (2) and (3) of this Form 4.

Referenced by the price of 1 transaction in Table I.

F2

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.29 to $84.795 per share.

Referenced by the price of 1 transaction in Table I.

F3

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.64 to $84.635 per share.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)