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Insider Trading

Last Updated: 1 month, 3 weeks ago

Mark E Lashier has an estimated net worth of at least $14.5 million*, as of Oct. 29, 2025. They own 106,698 shares of PSX stock.

Mark E Lashier $PSX SEC Form 4 Insider Trading

Mark E Lashier has filed a total of 0 insider trades in $PSX since 2021. We estimate that they now own 106,698 shares of $PSX, worth an estimated $14.5 million.



Insider Trading at $PSX

There have been a total of 47 insider trades reported at $PSX since 2021, with 21,221 shares purchased and 1.1 million shares sold. The most active insider traders in $PSX stock have been Joseph Scott Pruitt, Brian Mandell, and Kevin J Mitchell. The most recent trade was a sale of 25,500 shares reported by Brian Mandell (Executive Vice President), made on Dec 01, 2025.



History of Insider Stock Trades by Mark E Lashier

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




$PSX 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.