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Insider Trading

Cynthia L Tregillis Net Worth

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Last Updated: 6 days, 22 hours ago

Cynthia L Tregillis has an estimated net worth of at least $58.0 million*, as of Sept. 2, 2026. They own 111,030 shares of WDC stock. They have sold 39,136 shares of WDC stock since 2021, for an estimated $8.4 million.

Cynthia L Tregillis $WDC SEC Form 4 Insider Trading

Cynthia L Tregillis has filed a total of 20 insider trades in $WDC since 2021. Their most recent trade was a sale of 432 shares, made on Sep 04, 2026. Their largest trade was a sale of 14,067 shares, made on Aug 22, 2025. We estimate that they now own 111,030 shares of $WDC, worth an estimated $49.6 million.



Insider Trading at $WDC

There have been a total of 246 insider trades reported at $WDC since 2021, with 0 shares purchased and 638,274 shares sold. The most active insider traders in $WDC stock have been Irving Tan, Cynthia L Tregillis, and Gene M. Zamiska. The most recent trade was a sale of 432 shares reported by Cynthia L Tregillis (Chief Legal Officer & Corp Sec), made on Sep 04, 2026.



History of Insider Stock Trades by Cynthia L Tregillis

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
WDC logo WDC Sale 432 Sep 04, 2026 Sept. 8, 2026, 8:13 p.m.
WDC logo WDC Sale 1,007 Aug 27, 2026 Aug. 27, 2026, 8:21 p.m.
WDC logo WDC Sale 476 Aug 26, 2026 Aug. 27, 2026, 8:21 p.m.
WDC logo WDC Sale 684 Aug 24, 2026 Aug. 24, 2026, 7:20 p.m.
WDC logo WDC Sale 235 Aug 21, 2026 Aug. 24, 2026, 7:20 p.m.
WDC logo WDC Sale 808 Jul 21, 2026 July 21, 2026, 8:56 p.m.
WDC logo WDC Sale 432 Jun 05, 2026 June 5, 2026, 6:58 p.m.
WDC logo WDC Sale 214 May 27, 2026 May 27, 2026, 6:41 p.m.
WDC logo WDC Sale 308 May 22, 2026 May 27, 2026, 6:41 p.m.
WDC logo WDC Sale 106 May 21, 2026 May 22, 2026, 7:24 p.m.
WDC logo WDC Sale 363 Apr 21, 2026 April 22, 2026, 7:28 p.m.
WDC logo WDC Sale 8,547 Mar 04, 2026 March 5, 2026, 8:55 p.m.
WDC logo WDC Sale 777 Mar 04, 2026 March 5, 2026, 8:55 p.m.
WDC logo WDC Sale 214 Feb 26, 2026 Feb. 27, 2026, 5:57 p.m.
WDC logo WDC Sale 130 Feb 23, 2026 Feb. 24, 2026, 6:44 p.m.
WDC logo WDC Sale 308 Feb 24, 2026 Feb. 24, 2026, 6:44 p.m.
WDC logo WDC Sale 6,780 Feb 06, 2026 Feb. 6, 2026, 7:09 p.m.
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.