| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Jun 05 '26 | Sale | 545.60 | 432 | 235,699 | 116,643 | Jun 05 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Jun 03 '26 | Option Exercise | 0.00 | 13 | 0 | 117,774 | Jun 05 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 27 '26 | Sale | 539.63 | 214 | 115,481 | 117,157 | May 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 25 '26 | Option Exercise | 0.00 | 14 | 0 | 118,142 | May 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 22 '26 | Sale | 488.61 | 308 | 150,492 | 118,135 | May 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 21 '26 | Sale | 458.87 | 106 | 48,640 | 118,443 | May 22 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 21 '26 | Option Exercise | 0.00 | 21 | 0 | 119,657 | May 22 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | May 20 '26 | Option Exercise | 0.00 | 7 | 0 | 120,026 | May 22 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Apr 21 '26 | Sale | 377.09 | 363 | 136,884 | 120,023 | Apr 22 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Apr 20 '26 | Option Exercise | 0.00 | 24 | 0 | 121,694 | Apr 22 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Mar 04 '26 | Sale | 268.27 | 9,324 | 2,501,382 | 121,682 | Mar 05 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Mar 03 '26 | Option Exercise | 0.00 | 47 | 0 | 133,804 | Mar 05 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 26 '26 | Sale | 286.11 | 214 | 61,228 | 133,781 | Feb 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 25 '26 | Option Exercise | 0.00 | 13 | 0 | 134,765 | Feb 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 24 '26 | Sale | 281.70 | 308 | 86,764 | 134,759 | Feb 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 23 '26 | Sale | 283.83 | 130 | 36,898 | 135,067 | Feb 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 21 '26 | Option Exercise | 0.00 | 18 | 0 | 136,306 | Feb 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 20 '26 | Option Exercise | 0.00 | 6 | 0 | 136,541 | Feb 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Feb 06 '26 | Sale | 270.49 | 6,780 | 1,833,922 | 136,538 | Feb 06 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Jan 21 '26 | Sale | 229.00 | 447 | 102,363 | 143,318 | Jan 21 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Jan 20 '26 | Option Exercise | 0.00 | 22 | 0 | 144,607 | Jan 21 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Dec 02 '25 | Sale | 160.57 | 2,801 | 449,752 | 144,596 | Dec 03 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Nov 25 '25 | Option Exercise | 0.00 | 10 | 0 | 148,102 | Nov 26 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Nov 21 '25 | Option Exercise | 0.00 | 14 | 0 | 149,205 | Nov 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Nov 20 '25 | Option Exercise | 0.00 | 5 | 0 | 149,577 | Nov 24 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Oct 20 '25 | Option Exercise | 0.00 | 17 | 0 | 150,882 | Oct 21 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Aug 27 '25 | Option Exercise | 0.00 | 2 | 0 | 151,140 | Aug 28 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Aug 25 '25 | Option Exercise | 0.00 | 6 | 0 | 135,354 | Aug 27 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Aug 22 '25 | Sale | 74.78 | 14,067 | 1,051,930 | 135,351 | Aug 25 12:00 AM |
| WDC | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | Aug 21 '25 | Option Exercise | 0.00 | 37 | 0 | 153,846 | Aug 25 12:00 AM |
| WDC | Tregillis Cynthia L | CLO and Corp. Sec. | Aug 20 '25 | Option Exercise | 0.00 | 21 | 0 | 156,393 | Aug 21 12:00 AM |
| WDC | Tregillis Cynthia L | CLO and Corp. Sec. | Jul 20 '25 | Option Exercise | 0.00 | 11 | 0 | 157,689 | Jul 22 12:00 AM |
| WDC | Tregillis Cynthia L | CLO and Corp. Sec. | Jun 20 '25 | Option Exercise | 0.00 | 1 | 0 | 157,888 | Jun 23 12:00 AM |