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Insider Trading

John Christopher Sullivan Net Worth

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Last Updated: 5 days, 14 hours ago

John Christopher Sullivan has an estimated net worth of at least $44.6 million*, as of July 2, 2025. They own 45,530 shares of COST stock.

John Christopher Sullivan $COST SEC Form 4 Insider Trading

John Christopher Sullivan has filed a total of 0 insider trades in $COST since 2021. We estimate that they now own 45,530 shares of $COST, worth an estimated $44.6 million.



Insider Trading at $COST

There have been a total of 79 insider trades reported at $COST since 2021, with 1,775 shares purchased and 157,257 shares sold. The most active insider traders in $COST stock have been Richard A Galanti, Claudine Adamo, and Caton Frates. The most recent trade was a sale of 546 shares reported by SUSAN L DECKER (None), made on Jun 18, 2025.



History of Insider Stock Trades by John Christopher Sullivan

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




$COST 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.