Company · CIK 0000106040 · SIC 3572 — Computer Storage Devices · Nasdaq
WESTERN DIGITAL CORP · WDC
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 20, 2026 FMForm 4 → | Sep 21, 6:36 pm EDT | Irving TanChief Executive Officer, Director | 1,148 | $441.36 | $481,539 | 265,613 | — | |
| Sep 20, 2026 FMForm 4 → | Sep 21, 6:32 pm EDT | Brian Scott DavisChief Sales & Mrktng Officer | 971 | $441.36 | $425,045 | 99,491 | — | |
| Sep 17, 2026 FMForm 4 → | Sep 21, 6:36 pm EDT | Ahmed Mohammed ShihabChief Product Officer | 5,206 | $423.87 | $2,182,931 | 158,608 | — | |
| Sep 4, 2026 SForm 4 → | Sep 8, 8:13 pm EDT | Cynthia L TregillisChief Legal Officer & Corp Sec | 432 | $451.20 | $194,918 | 111,030 | −0.39% | 10b5-1 |
| Sep 4, 2026 SForm 4 → | Sep 8, 8:13 pm EDT | Vidyadhara K GubbiChief of Global Operations | 1,795 | $459.87 | $825,472 | 80,571 | −2.18% | |
| Sep 3, 2026 FMForm 4 → | Sep 8, 8:13 pm EDT | Cynthia L TregillisChief Legal Officer & Corp Sec | 707 | $441.57 | $309,099 | 111,462 | — | 10b5-1 |
| Sep 3, 2026 FMForm 4 → | Sep 8, 8:13 pm EDT | Vidyadhara K GubbiChief of Global Operations | 1,778 | $441.57 | $778,929 | 82,366 | — | |
| Sep 3, 2026 FMForm 4 → | Sep 8, 8:12 pm EDT | Brian Scott DavisChief Sales & Mrktng Officer | 889 | $441.57 | $389,465 | 100,446 | — | |
| Aug 31, 2026 GJForm 4 → | Sep 2, 6:38 pm EDT | Irving TanChief Executive Officer, Director | 450,000 | — | — | 112,500 | — | |
| Aug 31, 2026 SForm 4 → | Sep 2, 6:03 pm EDT | Stephanie A StreeterDirector | 5,600 | $449.87 | $2,519,280 | 34,807 | −13.9% |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 17, 2026 AForm 4 → | Sep 21, 6:36 pm EDT | Cynthia L TregillisChief Legal Officer & Corp Sec | 27 | — | — | 298 | — | |
| Sep 17, 2026 AMForm 4 → | Sep 21, 6:36 pm EDT | Irving TanChief Executive Officer, Director | 140 | — | — | 800 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:36 pm EDT | Stephanie A StreeterDirector | 1 | — | — | 3 | — | |
| Sep 17, 2026 AMForm 4 → | Sep 21, 6:36 pm EDT | Ahmed Mohammed ShihabChief Product Officer | 99 | — | — | 397 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:35 pm EDT | Kris SennesaelChief Financial Officer | 47 | — | — | 491 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:35 pm EDT | Roxanne OulmanDirector | 1 | — | — | 3 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:34 pm EDT | Matthew E MassengillDirector | 10 | — | — | 121 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:34 pm EDT | Bruce E KiddooDirector | 1 | — | — | 3 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:34 pm EDT | Vidyadhara K GubbiChief of Global Operations | 21 | — | — | 215 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:33 pm EDT | Brad FellerSVP, Global Accounting & Chief | 4 | — | — | 17 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:32 pm EDT | Tunc DolucaDirector | 1 | — | — | 3 | — | |
| Sep 17, 2026 AMForm 4 → | Sep 21, 6:32 pm EDT | Brian Scott DavisChief Sales & Mrktng Officer | 25 | — | — | 166 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:32 pm EDT | Manuvir DasDirector | 0 | — | — | 0 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:32 pm EDT | Martin I ColeDirector | 1 | — | — | 3 | — | |
| Sep 17, 2026 AForm 4 → | Sep 21, 6:31 pm EDT | Kimberly AlexyDirector | 1 | — | — | 3 | — | |
| Sep 3, 2026 MForm 4 → | Sep 8, 8:13 pm EDT | Cynthia L TregillisChief Legal Officer & Corp Sec | 7 | — | — | 270 | — | 10b5-1 |
| Sep 3, 2026 MForm 4 → | Sep 8, 8:13 pm EDT | Vidyadhara K GubbiChief of Global Operations | 14 | — | — | 194 | — | |
| Sep 3, 2026 MForm 4 → | Sep 8, 8:12 pm EDT | Brian Scott DavisChief Sales & Mrktng Officer | 7 | — | — | 157 | — |