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Insider Trading

Cynthia L Tregillis Net Worth

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Last Updated: 2 months, 3 weeks ago

Cynthia L Tregillis has an estimated net worth of at least $21.9 million*, as of Oct. 29, 2025. They own 143,318 shares of WDC stock. They have sold 17,315 shares of WDC stock since 2021, for an estimated $1.1 million.

Cynthia L Tregillis $WDC SEC Form 4 Insider Trading

Cynthia L Tregillis has filed a total of 3 insider trades in $WDC since 2021. Their most recent trade was a sale of 447 shares, made on Jan 21, 2026. Their largest trade was a sale of 14,067 shares, made on Aug 22, 2025. We estimate that they now own 143,318 shares of $WDC, worth an estimated $20.8 million.



Insider Trading at $WDC

There have been a total of 73 insider trades reported at $WDC since 2021, with 0 shares purchased and 461,567 shares sold. The most active insider traders in $WDC stock have been Gene M. Zamiska, Irving Tan, and Robert Soderbery. The most recent trade was a sale of 447 shares reported by Cynthia L Tregillis (Chief Legal Officer & Corp Sec), made on Jan 21, 2026.



History of Insider Stock Trades by Cynthia L Tregillis

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
WDC logo WDC Sale 447 Jan 21, 2026 Jan. 21, 2026, 6:14 p.m.
WDC logo WDC Sale 2,801 Dec 02, 2025 Dec. 3, 2025, 7:13 p.m.
WDC logo WDC Sale 14,067 Aug 22, 2025 Aug. 25, 2025, 6:47 p.m.




$WDC 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.