Tregillis Cynthia L - Insider Non-Derivative Transactions at WESTERN DIGITAL CORP (WDC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 2, 2025, Tregillis Cynthia L's relationship to WESTERN DIGITAL CORP (WDC) is Officer (Chief Legal Officer & Corp Sec), and currently has 144,596 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other WDC insiders.

Related Topics: SEC Topic List.
Data Source: SEC.
Tregillis Cynthia L - Insider Non-Derivative Transactions of WDC Common Stock
Tregillis Cynthia L - Insider Non-Derivative Transactions at WDC
Items per page:
0 of 0
Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Dec 3, 2025 Sell -- (Common Stock) 2801 160.57 144596
Nov 26, 2025 F -- (Common Stock) 770 155.41 147332
Nov 26, 2025 M -- (Common Stock) 5 0 148102
Nov 22, 2025 F -- (Common Stock) 1108 139.19 148097
Nov 22, 2025 M -- (Common Stock) 7 0 149205
Nov 21, 2025 F -- (Common Stock) 379 140.23 149198
Nov 21, 2025 M -- (Common Stock) 2 0 149577
Oct 21, 2025 F -- (Common Stock) 1307 121.53 149575
Oct 21, 2025 M -- (Common Stock) 8 0 150882
Aug 28, 2025 F -- (Common Stock) 266 80.67 150874
Aug 28, 2025 M -- (Common Stock) 1 0 151140
Aug 27, 2025 Acquisition -- (Common Stock) 16554 0 151139
Aug 26, 2025 F -- (Common Stock) 769 79.22 134585
Aug 26, 2025 M -- (Common Stock) 3 0 135354
Aug 23, 2025 Sell -- (Common Stock) 14067 74.78 135351
Aug 22, 2025 F -- (Common Stock) 4428 74.66 149418
Aug 22, 2025 M -- (Common Stock) 18 0 153846
Aug 21, 2025 F -- (Common Stock) 2565 75.64 153828
Aug 21, 2025 M -- (Common Stock) 10 0 156393
Jul 21, 2025 F -- (Common Stock) 1306 68 156383
Jul 21, 2025 M -- (Common Stock) 5 0 157689
Jun 21, 2025 F -- (Common Stock) 204 59.29 157684
Jun 21, 2025 M -- (Common Stock) 0 0 157888
May 28, 2025 F -- (Common Stock) 267 51.82 157661
May 26, 2025 F -- (Common Stock) 768 50.18 157928
May 21, 2025 F -- (Common Stock) 379 50.63 158696
Apr 21, 2025 F -- (Common Stock) 1172 36.51 159075
Mar 7, 2025 F -- (Common Stock) 875 41.45 160247
Mar 4, 2025 Acquisition -- (Common Stock) 21272 0 161122