Insider trading activities (stock purchases, sales, and option exercises)
reported by insiders of Western Digital Corp (WDC)
since 2014 are shown in Table 1 and Table 2.
Table 1 shows the monthly insider trading data of Western Digital Corp.
Table 2 shows the detailed insider transactions.
This company's CIK number is 106040.
Total stock buying since 2014: $1,024,425.
Total stock sales since 2014: $155,725,962.
Total stock option exercises since 2014: $47,436,300.
Table 3. Detailed insider trading at Western Digital Corp (WDC)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2025-08-28 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 353 | 80.90 | 28,557 |
| 2025-08-27 | Gubbi Vidyadhara K (Chief of Global Operations) | Option Ex | 1 | .00 | 0 |
| 2025-08-27 | Davis Brian Scott (Chief Sales & Mrktg Officer) | Option Ex | 1 | .00 | 0 |
| 2025-08-27 | Tregillis Cynthia L (Chief Legal Officer & Corp Sec) | Option Ex | 1 | .00 | 0 |
| 2025-08-27 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 1 | .00 | 0 |
| 2025-08-26 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 814 | 79.10 | 64,387 |
| 2025-08-25 | Gubbi Vidyadhara K (Chief of Global Operations) | Option Ex | 3 | .00 | 0 |
| 2025-08-25 | Davis Brian Scott (Chief Sales & Mrktg Officer) | Option Ex | 3 | .00 | 0 |
| 2025-08-25 | Tregillis Cynthia L (Chief Legal Officer & Corp Sec) | Option Ex | 3 | .00 | 0 |
| 2025-08-25 | Tan Irving (Chief Executive Officer) | Option Ex | 13 | .00 | 0 |
| 2025-08-25 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 2 | .00 | 0 |
| 2025-08-22 | Tregillis Cynthia L (Chief Legal Officer & Corp Sec) | Sale | 14,067 | 74.78 | 1,051,930 |
| 2025-08-22 | Zamiska Gene M. (SVP, Global Accounting & Chief) | Sale | 1,828 | 74.78 | 136,697 |
| 2025-08-21 | Gubbi Vidyadhara K (Chief of Global Operations) | Option Ex | 9 | .00 | 0 |
| 2025-08-21 | Davis Brian Scott (Chief Sales & Marketing Office) | Option Ex | 8 | .00 | 0 |
| 2025-08-21 | Tregillis Cynthia L (Chief Legal Officer & Corp Sec) | Option Ex | 18 | .00 | 0 |
| 2025-08-21 | Tan Irving (Chief Executive Officer) | Option Ex | 42 | .00 | 0 |
| 2025-08-21 | Zamiska Gene M. (SVP, Global Accounting & Chief) | Sale | 3,160 | 75.68 | 239,148 |
| 2025-08-21 | Zamiska Gene M. (SVP, Global Accounting & Chief) | Option Ex | 6 | .00 | 0 |
| 2025-08-20 | Gubbi Vidyadhara K (Chief of Global Ops) | Option Ex | 11 | .00 | 0 |
| 2025-08-20 | Davis Brian Scott (Chief Sales & Mrktg Officer) | Option Ex | 14 | .00 | 0 |
| 2025-08-20 | Tregillis Cynthia L (CLO and Corp. Sec.) | Option Ex | 10 | .00 | 0 |
| 2025-08-20 | Tan Irving (Chief Executive Officer) | Option Ex | 101 | .00 | 0 |
| 2025-08-20 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 9 | .00 | 0 |
| 2025-08-19 | Tan Irving (Chief Executive Officer) | Sale | 8,621 | 75.90 | 654,333 |
| 2025-08-13 | Gubbi Vidyadhara K (Chief of Global Ops) | Sale | 5,597 | 76.26 | 426,827 |
| 2025-08-11 | Gubbi Vidyadhara K (Chief of Global Ops) | Sale | 3,947 | 74.88 | 295,531 |
| 2025-07-20 | Tregillis Cynthia L (CLO and Corp. Sec.) | Option Ex | 5 | .00 | 0 |
| 2025-06-20 | Gubbi Vidyadhara K (Chief of Global Ops) | Option Ex | 34 | .00 | 0 |
| 2025-06-20 | Davis Brian Scott (Chief Sales & Mrktg Officer) | Option Ex | 31 | .00 | 0 |
| 2025-06-17 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 245 | 58.01 | 14,212 |
| 2025-05-13 | Tan Irving (Chief Executive Officer) | Sale | 11,379 | 48.19 | 548,354 |
| 2025-03-12 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 456 | 43.37 | 19,776 |
| 2025-03-07 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 1,659 | 41.36 | 68,616 |
| 2024-11-29 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 313 | 72.63 | 22,733 |
| 2024-11-26 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 658 | 69.99 | 46,053 |
| 2024-11-21 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 376 | 64.47 | 24,240 |
| 2024-10-29 | Soderbery Robert (EVP & GM, Flash Business) | Sale | 30,767 | 68.01 | 2,092,525 |
| 2024-10-28 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 1,993 | 69.94 | 139,390 |
| 2024-10-25 | Goeckeler David (Chief Executive Officer) | Sale | 75,000 | 72.58 | 5,443,874 |
| 2024-09-26 | Goeckeler David (Chief Executive Officer) | Sale | 75,000 | 70.32 | 5,273,999 |
| 2024-09-04 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 2,169 | 61.96 | 134,391 |
| 2024-08-29 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 315 | 63.32 | 19,945 |
| 2024-08-27 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 2,900 | 61.48 | 178,286 |
| 2024-08-21 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 417 | 64.89 | 27,059 |
| 2024-08-05 | Soderbery Robert (EVP & GM, Flash Business) | Sale | 12,154 | 57.09 | 693,859 |
| 2024-06-04 | Soderbery Robert (EVP & GM, Flash Business) | Sale | 26,853 | 73.48 | 1,973,212 |
| 2024-05-21 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 416 | 71.88 | 29,902 |
| 2024-04-08 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 443 | 75.00 | 33,225 |
| 2024-04-01 | Alexy Kimberly (Director) | Sale | 2,648 | 69.95 | 185,227 |
| 2024-03-01 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 10,768 | 62.00 | 667,616 |
| 2024-03-01 | Alexy Kimberly (Director) | Sale | 3,000 | 62.75 | 188,250 |
| 2023-11-03 | Soderbery Robert (EVP & GM, Flash Business) | Sale | 45,461 | 43.11 | 1,959,914 |
| 2023-11-02 | Soderbery Robert (EVP & GM, Flash Business) | Sale | 20,000 | 42.49 | 849,760 |
| 2023-09-06 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 2,169 | 45.42 | 98,515 |
| 2023-09-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 183 | .00 | 0 |
| 2023-09-04 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 234 | .00 | 0 |
| 2023-08-12 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 107 | .00 | 0 |
| 2023-03-08 | Goeckeler David (Chief Executive Officer) | Option Ex | 5,109 | .00 | 0 |
| 2022-09-07 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 2,169 | 40.90 | 88,712 |
| 2022-08-12 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 107 | .00 | 0 |
| 2022-05-04 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 4,776 | 63.00 | 300,888 |
| 2022-03-09 | Goeckeler David (Chief Executive Officer) | Option Ex | 1,246 | .00 | 0 |
| 2022-02-15 | Sivaram Srinivasan (President, Tech & Strategy) | Sale | 11,380 | 53.37 | 607,384 |
| 2022-02-15 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 11,380 | 40.63 | 462,369 |
| 2022-01-31 | Price Paula A (Director) | Sale | 4,150 | 51.82 | 215,053 |
| 2021-11-02 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Sale | 2,607 | 55.00 | 143,385 |
| 2021-09-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 183 | .00 | 0 |
| 2021-09-04 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 234 | .00 | 0 |
| 2021-09-04 | Hunkler Sean (EVP, Global Operations) | Option Ex | 112 | .00 | 0 |
| 2021-09-04 | Eulau Robert K (EVP & CFO) | Option Ex | 234 | .00 | 0 |
| 2021-08-30 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 743 | .00 | 0 |
| 2021-08-30 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 1,153 | .00 | 0 |
| 2021-08-30 | Hunkler Sean (EVP, Global Operations) | Option Ex | 1,246 | .00 | 0 |
| 2021-08-12 | Zamiska Gene M. (SVP & Princ. Acctg Officer) | Option Ex | 107 | .00 | 0 |
| 2021-08-06 | Sundberg Lori S (EVP & Chief Human Res Officer) | Sale | 3,380 | 67.92 | 229,569 |
| 2021-08-02 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 282 | .00 | 0 |
| 2021-08-02 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 282 | .00 | 0 |
| 2021-04-22 | Eulau Robert K (EVP & CFO) | Option Ex | 343 | .00 | 0 |
| 2021-03-09 | Goeckeler David (Chief Executive Officer) | Option Ex | 1,246 | .00 | 0 |
| 2021-03-05 | Sundberg Lori S (EVP & Chief Human Res Officer) | Option Ex | 431 | .00 | 0 |
| 2021-01-29 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 22,735 | 59.91 | 1,362,167 |
| 2021-01-29 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 8,773 | 44.78 | 392,854 |
| 2020-11-14 | Alexy Kimberly (Director) | Option Ex | 91 | .00 | 0 |
| 2020-11-14 | Cole Martin I (Director) | Option Ex | 91 | .00 | 0 |
| 2020-11-14 | Massengill Matthew E (Director) | Option Ex | 110 | .00 | 0 |
| 2020-11-14 | Doluca Tunc (Director) | Option Ex | 91 | .00 | 0 |
| 2020-11-14 | Cote Kathleen A (Director) | Option Ex | 91 | .00 | 0 |
| 2020-11-14 | Streeter Stephanie A (Director) | Option Ex | 91 | .00 | 0 |
| 2020-11-01 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 2,519 | .00 | 0 |
| 2020-09-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 183 | .00 | 0 |
| 2020-09-04 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 234 | .00 | 0 |
| 2020-09-04 | Sundberg Lori S (EVP & Chief Human Res Officer) | Option Ex | 131 | .00 | 0 |
| 2020-09-04 | Hunkler Sean (EVP, Global Operations) | Option Ex | 112 | .00 | 0 |
| 2020-09-04 | Eulau Robert K (EVP & CFO) | Option Ex | 234 | .00 | 0 |
| 2020-08-30 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 281 | .00 | 0 |
| 2020-08-30 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 436 | .00 | 0 |
| 2020-08-30 | Sundberg Lori S (EVP & Chief Human Res Officer) | Option Ex | 244 | .00 | 0 |
| 2020-08-30 | Hunkler Sean (EVP, Global Operations) | Option Ex | 1,246 | .00 | 0 |
| 2020-08-12 | Zamiska Gene M. (Principal Accounting Officer) | Option Ex | 107 | .00 | 0 |
| 2020-08-03 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 967 | .00 | 0 |
| 2020-08-03 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 799 | .00 | 0 |
| 2020-08-02 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 282 | .00 | 0 |
| 2020-08-02 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 282 | .00 | 0 |
| 2020-06-03 | Sundberg Lori S (EVP & Chief Human Res Officer) | Sale | 1,300 | 45.66 | 59,351 |
| 2020-04-22 | Eulau Robert K (EVP & CFO) | Option Ex | 343 | .00 | 0 |
| 2020-03-05 | Sundberg Lori S (EVP & Chief Human Res Officer) | Option Ex | 365 | .00 | 0 |
| 2020-02-16 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 1,258 | .00 | 0 |
| 2020-02-05 | Cordano Michael D (President and COO) | Sale | 200 | 70.16 | 14,032 |
| 2020-02-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 4,387 | 69.00 | 302,703 |
| 2020-02-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 4,387 | 44.78 | 196,449 |
| 2020-01-31 | Cordano Michael D (President and COO) | Sale | 10,015 | 67.23 | 673,328 |
| 2020-01-23 | Cordano Michael D (President and COO) | Sale | 14,706 | 71.12 | 1,045,949 |
| 2020-01-14 | Cordano Michael D (President and COO) | Sale | 2,034 | 70.15 | 142,681 |
| 2020-01-08 | Milligan Stephen D (Chief Executive Officer) | Sale | 7,156 | 68.54 | 490,479 |
| 2020-01-07 | Milligan Stephen D (Chief Executive Officer) | Sale | 4,629 | 67.97 | 314,633 |
| 2019-12-20 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 4,663 | 59.79 | 278,814 |
| 2019-12-20 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 4,387 | 44.78 | 196,449 |
| 2019-12-16 | Cordano Michael D (President and COO) | Sale | 6,364 | 57.16 | 363,798 |
| 2019-12-13 | Cordano Michael D (President and COO) | Sale | 1,320 | 55.12 | 72,763 |
| 2019-11-13 | Alexy Kimberly (Director) | Option Ex | 195 | .00 | 0 |
| 2019-11-13 | Streeter Stephanie A (Director) | Option Ex | 195 | .00 | 0 |
| 2019-11-08 | Massengill Matthew E (Director) | Sale | 3,110 | 52.42 | 163,038 |
| 2019-11-07 | Cole Martin I (Director) | Option Ex | 202 | .00 | 0 |
| 2019-11-07 | Massengill Matthew E (Director) | Option Ex | 245 | .00 | 0 |
| 2019-11-07 | Denero Henry T (Director) | Option Ex | 202 | .00 | 0 |
| 2019-11-07 | Lauer Len J (Director) | Option Ex | 228 | .00 | 0 |
| 2019-11-07 | Doluca Tunc (Director) | Option Ex | 202 | .00 | 0 |
| 2019-11-07 | Cote Kathleen A (Director) | Option Ex | 202 | .00 | 0 |
| 2019-11-07 | Lambert Michael D (Director) | Option Ex | 202 | .00 | 0 |
| 2019-11-05 | Cordano Michael D (President and COO) | Sale | 300 | 55.09 | 16,525 |
| 2019-11-04 | Cordano Michael D (President and COO) | Sale | 5,625 | 55.01 | 309,425 |
| 2019-10-31 | Cordano Michael D (President and COO) | Sale | 4,640 | 54.71 | 253,849 |
| 2019-09-05 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 4,990 | 60.51 | 301,944 |
| 2019-09-04 | Fink Martin (EVP & CTO) | Option Ex | 644 | .00 | 0 |
| 2019-09-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 87,053 | 59.96 | 5,219,349 |
| 2019-09-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 18,165 | 22.39 | 406,714 |
| 2019-09-04 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 617 | .00 | 0 |
| 2019-09-04 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 4,372 | .00 | 0 |
| 2019-09-04 | Cordano Michael D (President and COO) | Option Ex | 1,657 | .00 | 0 |
| 2019-08-30 | Fink Martin (EVP & CTO) | Option Ex | 197 | .00 | 0 |
| 2019-08-30 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 165 | .00 | 0 |
| 2019-08-30 | Sivaram Srinivasan (President, Tech & Strategy) | Option Ex | 257 | .00 | 0 |
| 2019-08-30 | Sundberg Lori S (EVP & Chief Human Res Officer) | Option Ex | 144 | .00 | 0 |
| 2019-08-30 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 791 | .00 | 0 |
| 2019-08-30 | Cordano Michael D (President and COO) | Option Ex | 395 | .00 | 0 |
| 2019-08-21 | Sundberg Lori S (EVP & Chief Human Res Officer) | Sale | 3,442 | 56.82 | 195,574 |
| 2019-08-03 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 734 | .00 | 0 |
| 2019-08-03 | Sivaram Srinivasan (EVP, Silicon Technology & Mfg.) | Option Ex | 606 | .00 | 0 |
| 2019-08-03 | Cordano Michael D (President and COO) | Option Ex | 748 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises
of WDC listed in the above tables cannot be completely guaranteed as to their accuracy.
For more insider trading information of Western Digital Corp (symbol WDC,
CIK number 106040) see
the Securities and Exchange Commission (SEC) website.