Streeter Stephanie A
Director
Sale
Calculated transaction value
$897.16K
2,000 shares @ $448.58
Traded
Aug 31, 2026
Filed
Sep 2, 2026
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Western Digital Corp
WDC
ManufacturingIndustrial Machinery
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
254 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Streeter Stephanie A Director | Sep 2, 2026 2-day lag | Sale Aug 31, 2026 | $897.16K Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 Same-day filing | Sale Aug 27, 2026 | $481.71K Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 1-day lag | Sale Aug 26, 2026 | $214.57K Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 1-day lag | Disposition Aug 26, 2026 | $764.74K Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 2-day lag | Disposition Aug 25, 2026 | $347.53K Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 2-day lag | Exercise Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 2-day lag | Award Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tregillis Cynthia L Chief Legal Officer & Corp Sec | Aug 27, 2026 2-day lag | Exercise Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 1-day lag | Disposition Aug 26, 2026 | $1.55M Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 2-day lag | Award Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 2-day lag | Exercise Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 2-day lag | Disposition Aug 25, 2026 | $214.56K Filed shares x price | SEC Form 4 View filing | |
| Tan Irving Chief Executive Officer | Aug 27, 2026 2-day lag | Exercise Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Shihab Ahmed Mohammed Chief Product Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Shihab Ahmed Mohammed Chief Product Officer | Aug 27, 2026 1-day lag | Disposition Aug 26, 2026 | $1.29M Filed shares x price | SEC Form 4 View filing | |
| Shihab Ahmed Mohammed Chief Product Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Shihab Ahmed Mohammed Chief Product Officer | Aug 27, 2026 2-day lag | Award Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sennesael Kris Chief Financial Officer | Aug 27, 2026 1-day lag | Disposition Aug 26, 2026 | $2.02M Filed shares x price | SEC Form 4 View filing | |
| Sennesael Kris Chief Financial Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sennesael Kris Chief Financial Officer | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sennesael Kris Chief Financial Officer | Aug 27, 2026 2-day lag | Award Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Gubbi Vidyadhara K Chief Of Global Operations | Aug 27, 2026 1-day lag | Disposition Aug 26, 2026 | $964.02K Filed shares x price | SEC Form 4 View filing | |
| Gubbi Vidyadhara K Chief Of Global Operations | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Gubbi Vidyadhara K Chief Of Global Operations | Aug 27, 2026 1-day lag | Exercise Aug 26, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Gubbi Vidyadhara K Chief Of Global Operations | Aug 27, 2026 2-day lag | Exercise Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Gubbi Vidyadhara K Chief Of Global Operations | Aug 27, 2026 2-day lag | Award Aug 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sale
Calculated transaction value
$481.71K
1,007 shares @ $478.36
Traded
Aug 27, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sale
Calculated transaction value
$214.57K
476 shares @ $450.78
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise
Calculated transaction value
$0
9.47 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Disposition
Calculated transaction value
$764.74K
1,631 shares @ $468.88
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise
Calculated transaction value
$0
9 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Disposition
Calculated transaction value
$347.53K
771 shares @ $450.75
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise
Calculated transaction value
$0
7.78 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Award
Calculated transaction value
$0
3,878 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise
Calculated transaction value
$0
7 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Disposition
Calculated transaction value
$1.55M
3,314 shares @ $468.88
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Exercise
Calculated transaction value
$0
42 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Exercise
Calculated transaction value
$0
42.42 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Award
Calculated transaction value
$0
16,548 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Exercise
Calculated transaction value
$0
32 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Disposition
Calculated transaction value
$214.56K
476 shares @ $450.75
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Tan Irving
Chief Executive Officer
Exercise
Calculated transaction value
$0
32.03 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Exercise
Calculated transaction value
$0
15 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Disposition
Calculated transaction value
$1.29M
2,741 shares @ $468.88
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Exercise
Calculated transaction value
$0
15.91 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Award
Calculated transaction value
$0
6,722 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Sennesael Kris
Chief Financial Officer
Disposition
Calculated transaction value
$2.02M
4,317 shares @ $468.88
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Sennesael Kris
Chief Financial Officer
Exercise
Calculated transaction value
$0
19 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Sennesael Kris
Chief Financial Officer
Exercise
Calculated transaction value
$0
19.88 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Sennesael Kris
Chief Financial Officer
Award
Calculated transaction value
$0
8,274 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Gubbi Vidyadhara K
Chief Of Global Operations
Disposition
Calculated transaction value
$964.02K
2,056 shares @ $468.88
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Gubbi Vidyadhara K
Chief Of Global Operations
Exercise
Calculated transaction value
$0
9 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Gubbi Vidyadhara K
Chief Of Global Operations
Exercise
Calculated transaction value
$0
9.47 shares @ $0
Traded
Aug 26, 2026
Filed
Aug 27, 2026
Gubbi Vidyadhara K
Chief Of Global Operations
Exercise
Calculated transaction value
$0
9.15 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026
Gubbi Vidyadhara K
Chief Of Global Operations
Award
Calculated transaction value
$0
5,171 shares @ $0
Traded
Aug 25, 2026
Filed
Aug 27, 2026