Western Digital Corporation
WDCLast close · Oct 16, 2026332.00−24.45 (−6.86%)
Market cap$124.3B
Between Aug 31, 2026 and Sep 20, 2026, Western Digital (WDC) insiders filed 40 Form 4 transactions: 3 sales worth $1.9M in total and no open-market purchase; 1 of the sales was under a 10b5-1 plan set in advance. The largest seller was Streeter Stephanie A, $894,120. 37 other filings were grants, exercises or gifts, which say nothing about buying or selling.
40
0
3
4
Form 4 transactions
| Date | Insider | Title | Code | Plan | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| 2026-09-17 | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | A | 27 | 0.00 | $0 | |
| 2026-09-20 | Tan Irving | Chief Executive Officer | M | 57 | 0.00 | $0 | |
| 2026-09-20 | Tan Irving | Chief Executive Officer | F | 1,091 | 441.36 | $481,539.2 | |
| 2026-09-17 | Tan Irving | Chief Executive Officer | A | 83 | 0.00 | $0 | |
| 2026-09-20 | Tan Irving | Chief Executive Officer | M | 57 | 0.00 | $0 | |
| 2026-09-17 | STREETER STEPHANIE A | Director | A | 1 | 0.00 | $0 | |
| 2026-09-17 | Shihab Ahmed Mohammed | Chief Product Officer | M | 56 | 0.00 | $0 | |
| 2026-09-17 | Shihab Ahmed Mohammed | Chief Product Officer | F | 5,150 | 423.87 | $2.2M | |
| 2026-09-17 | Shihab Ahmed Mohammed | Chief Product Officer | A | 42 | 0.00 | $0 | |
| 2026-09-17 | Shihab Ahmed Mohammed | Chief Product Officer | M | 57 | 0.00 | $0 | |
| 2026-09-17 | Sennesael Kris | Chief Financial Officer | A | 47 | 0.00 | $0 | |
| 2026-09-17 | Oulman Roxanne | Director | A | 1 | 0.00 | $0 | |
| 2026-09-17 | MASSENGILL MATTHEW E | Director | A | 10 | 0.00 | $0 | |
| 2026-09-17 | KIDDOO BRUCE E | Director | A | 1 | 0.00 | $0 | |
| 2026-09-17 | Gubbi Vidyadhara K | Chief of Global Operations | A | 21 | 0.00 | $0 | |
| 2026-09-17 | Feller Brad | SVP, Global Accounting & Chief | A | 4 | 0.00 | $0 | |
| 2026-09-17 | DOLUCA TUNC | Director | A | 1 | 0.00 | $0 | |
| 2026-09-20 | Davis Brian Scott | Chief Sales & Mrktng Officer | M | 8 | 0.00 | $0 | |
| 2026-09-20 | Davis Brian Scott | Chief Sales & Mrktng Officer | F | 963 | 441.36 | $425,044.7 | |
| 2026-09-17 | Davis Brian Scott | Chief Sales & Mrktng Officer | A | 17 | 0.00 | $0 | |
| 2026-09-20 | Davis Brian Scott | Chief Sales & Mrktng Officer | M | 8 | 0.00 | $0 | |
| 2026-09-17 | Das Manuvir | Director | A | 0 | 0.00 | $0 | |
| 2026-09-17 | Cole Martin I | Director | A | 1 | 0.00 | $0 | |
| 2026-09-17 | Alexy Kimberly | Director | A | 1 | 0.00 | $0 | |
| 2026-09-03 | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | M | 10b5-1 | 7 | 0.00 | $0 |
| 2026-09-03 | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | F | 10b5-1 | 700 | 441.57 | $309,099 |
| 2026-09-04 | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | S | 10b5-1 | 432 | 451.20 | $194,918.4 |
| 2026-09-03 | Tregillis Cynthia L | Chief Legal Officer & Corp Sec | M | 10b5-1 | 7 | 0.00 | $0 |
| 2026-09-03 | Gubbi Vidyadhara K | Chief of Global Operations | M | 14 | 0.00 | $0 | |
| 2026-09-03 | Gubbi Vidyadhara K | Chief of Global Operations | F | 1,764 | 441.57 | $778,929.5 | |
| 2026-09-04 | Gubbi Vidyadhara K | Chief of Global Operations | S | 1,795 | 459.87 | $825,472.4 | |
| 2026-09-03 | Gubbi Vidyadhara K | Chief of Global Operations | M | 14 | 0.00 | $0 | |
| 2026-09-03 | Davis Brian Scott | Chief Sales & Mrktng Officer | M | 7 | 0.00 | $0 | |
| 2026-09-03 | Davis Brian Scott | Chief Sales & Mrktng Officer | F | 882 | 441.57 | $389,464.7 | |
| 2026-09-03 | Davis Brian Scott | Chief Sales & Mrktng Officer | M | 7 | 0.00 | $0 | |
| 2026-08-31 | Tan Irving | Chief Executive Officer | J | 112,500 | 0.00 | $0 | |
| 2026-08-31 | Tan Irving | Chief Executive Officer | J | 112,500 | 0.00 | $0 | |
| 2026-09-01 | Tan Irving | Chief Executive Officer | G | 112,500 | 0.00 | $0 | |
| 2026-09-01 | Tan Irving | Chief Executive Officer | G | 112,500 | 0.00 | $0 | |
| 2026-08-31 | STREETER STEPHANIE A | Director | S | 2,000 | 447.06 | $894,120 |
Codes are the SEC's: P open-market purchase, S open-market sale; M exercise, F tax withholding, A grant and G gift are routine. A 10b5-1 flag means the trade ran under a plan adopted in advance. Method notes in where the numbers come from.