Insider Trading

Mark Stewart Sobey Net Worth

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Mark Stewart Sobey has an estimated net worth of at least $19.6 million*, as of Sept. 17, 2025. They own 189,688 shares of COHR stock.

Mark Stewart Sobey $COHR SEC Form 4 Insider Trading

Mark Stewart Sobey has filed a total of 0 insider trades in $COHR since 2021. We estimate that they now own 189,688 shares of $COHR, worth an estimated $19.6 million.



Insider Trading at $COHR

There have been a total of 116 insider trades reported at $COHR since 2021, with 18,041 shares purchased and 359,411 shares sold. The most active insider traders in $COHR stock have been Walter Robert Ii Bashaw, Christopher Koeppen, and Vincent D Jr Mattera. The most recent trade was a sale of 5,328 shares reported by Julie Sheridan Eng (EVP, Engineering), made on Aug 29, 2025.



History of Insider Stock Trades by Mark Stewart Sobey

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




$COHR 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.