Cynthia L Tregillis
Chief Legal Officer & Corp Sec · 16 filings · Latest: Sep 17, 2026
WESTERN DIGITAL CORP
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Sep 4, 2026 | Sale | $451.20 | 432 | $194.9K | 111,030 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Sep 3, 2026 | Option Exercise | $0.00 | 7 | — | 112,162 | |
WDC | CYNTHIA LOCK TREGILLIS | — | Sep 4, 2026 | Proposed Sale | $451.20 | 432 | $194.9K | — | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 27, 2026 | Sale | $478.36 | 1,007 | $481.7K | 112,155 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 26, 2026 | Option Exercise | $0.00 | 9 | — | 114,793 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 26, 2026 | Sale | $450.78 | 476 | $214.6K | 114,784 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 25, 2026 | Option Exercise | $0.00 | 7 | — | 112,153 | |
WDC | CYNTHIA LOCK TREGILLIS | — | Aug 27, 2026 | Proposed Sale | $478.36 | 1,007 | $481.7K | — | |
WDC | CYNTHIA LOCK TREGILLIS | — | Aug 26, 2026 | Proposed Sale | $450.78 | 476 | $214.6K | — | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 24, 2026 | Sale | $446.17 | 684 | $305.2K | 112,146 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 21, 2026 | Option Exercise | $0.00 | 11 | — | 113,939 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 21, 2026 | Sale | $477.27 | 235 | $112.2K | 113,928 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Aug 20, 2026 | Option Exercise | $0.00 | 3 | — | 114,542 | |
WDC | CYNTHIA LOCK TREGILLIS | — | Aug 24, 2026 | Proposed Sale | $446.17 | 684 | $305.2K | — | |
WDC | CYNTHIA LOCK TREGILLIS | — | Aug 21, 2026 | Proposed Sale | $477.27 | 235 | $112.2K | — | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Jul 21, 2026 | Sale | $529.63 | 808 | $427.9K | 114,539 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Jul 20, 2026 | Option Exercise | $0.00 | 13 | — | 116,656 | |
WDC | CYNTHIA LOCK TREGILLIS | — | Jul 21, 2026 | Proposed Sale | $529.63 | 808 | $427.9K | — | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Jun 5, 2026 | Sale | $545.60 | 432 | $235.7K | 116,643 | |
WDC | Cynthia L Tregillis | Chief Legal Officer & Corp Sec | Jun 3, 2026 | Option Exercise | $0.00 | 6 | — | 117,774 |
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