Transaction · 0001730096-26-000002

Westphal Mark W

WESTPHAL MARK W, PRES, reported a transaction classified as withholding at Post Holdings, Inc. involving 17530.000000 shares for an estimated $1368391.80. Reported holdings after the transaction were 218667.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FPRES
POSTPost Holdings, Inc.
Trade date
Oct 22, 2026
Filing date
Oct 26, 2026
View on SEC Insider profile
Disclosed value-$1.36MShares × reported price
Shares traded17.5k$78.06 per share
Holdings after218kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

POST price since this filing

Daily closing prices, with the filing date and available return windows
POST · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -5.7%1w ago -3.9%1d ago -3.1%
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001730096-26-000002
Common Stock
Transaction date
Oct 22, 2026
Filed Oct 26, 2026, 08:45 PM · 4d delay
Shares
17,530 sh
$78.06 per share
Estimated value
-$1.36M
Computed from shares × price
Holdings after
218,667 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
Filing-only score

-16 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • tax_withholding-22 points

    transaction_code = F

    Tax withholding on vesting shares is mechanical.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

PRES., FOODSERVICE

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Acquisition of shares pursuant to Rule 16b-3 upon payout of earned performance share award (PRSUs) under a shareholder approved equity plan. The payout was based on the level of achievement of the per…

  2. F2

    Surrender of shares in payment of tax withholding due as a result of the vesting of 38,441 PRSUs in accordance with Rule 16b-3.

Original filing · 0001730096-26-000002
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