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Insider Trading

Last Updated: 6 days, 8 hours ago

Mark W Westphal has an estimated net worth of at least $20.1 million*, as of March 11, 2026. They own 197,756 shares of POST stock.

Mark W Westphal $POST SEC Form 4 Insider Trading

Mark W Westphal has filed a total of 0 insider trades in $POST since 2021. We estimate that they now own 197,756 shares of $POST, worth an estimated $20.1 million.



Insider Trading at $POST

There have been a total of 68 insider trades reported at $POST since 2021, with 251,540 shares purchased and 261,878 shares sold. The most active insider traders in $POST stock have been Nicolas Catoggio, Bradly A Harper, and Robert V Vitale. The most recent trade was a sale of 6,983 shares reported by GREGORY L CURL (None), made on Feb 09, 2026.



History of Insider Stock Trades by Mark W Westphal

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
No Trades Available - - - -




$POST Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.