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.
(See page 1 of this report.) 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: $47,436,300.
Table 3. Detailed insider trading at Western Digital Corp (WDC) , Part 3
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2017-08-03 | Cordano Michael D (President and COO) | Option Ex | 216 | .00 | 0 |
| 2017-07-20 | Long Mark P (Pres WD Capital, CSO & CFO) | Sale | 11,557 | 94.82 | 1,095,880 |
| 2017-07-20 | Cordano Michael D (President and COO) | Sale | 4,954 | 95.19 | 471,596 |
| 2017-07-19 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 236 | .00 | 0 |
| 2017-07-19 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 255 | .00 | 0 |
| 2017-07-19 | Long Mark P (Pres WD Capital, CSO & CFO) | Sale | 17,028 | 93.84 | 1,597,975 |
| 2017-07-19 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 1,545 | .00 | 0 |
| 2017-07-19 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 3,096 | .00 | 0 |
| 2017-07-19 | Cordano Michael D (President and COO) | Option Ex | 662 | .00 | 0 |
| 2017-07-17 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 187 | .00 | 0 |
| 2017-07-17 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 82 | .00 | 0 |
| 2017-07-05 | Sivaram Srinivasan (EVP Memory Technology) | Sale | 16,049 | 85.41 | 1,370,761 |
| 2017-07-01 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 2,089 | .00 | 0 |
| 2017-07-01 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 491 | .00 | 0 |
| 2017-06-12 | Cordano Michael D (President and COO) | Sale | 11,322 | 85.00 | 962,381 |
| 2017-06-12 | Cordano Michael D (President and COO) | Option Ex | 11,322 | 68.51 | 775,670 |
| 2017-06-02 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 524 | 92.30 | 48,365 |
| 2017-05-18 | Bhatia Manish H (EVP Silicon Operations) | Sale | 7,208 | 85.14 | 613,681 |
| 2017-05-18 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 7,208 | 38.75 | 279,310 |
| 2017-05-15 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 1,365 | 89.54 | 122,222 |
| 2017-05-15 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 1,365 | 68.49 | 93,488 |
| 2017-05-15 | Long Mark P (Pres WD Capital, CSO & CFO) | Sale | 3,034 | 89.54 | 271,664 |
| 2017-05-15 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 3,034 | 68.49 | 207,798 |
| 2017-05-08 | Cordano Michael D (President and COO) | Sale | 4,959 | 90.34 | 447,996 |
| 2017-05-08 | Cordano Michael D (President and COO) | Option Ex | 4,959 | 68.49 | 339,641 |
| 2017-05-05 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 1,208 | 88.93 | 107,427 |
| 2017-05-05 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 1,208 | 68.53 | 82,784 |
| 2017-05-04 | Sivaram Srinivasan (EVP Memory Technology) | Sale | 40,182 | 89.18 | 3,583,310 |
| 2017-05-04 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 39,833 | 35.41 | 1,410,685 |
| 2017-05-03 | Long Mark P (Pres WD Capital, CSO & CFO) | Sale | 11,631 | 88.49 | 1,029,227 |
| 2017-05-03 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 11,631 | 68.49 | 796,607 |
| 2017-05-01 | Bhatia Manish H (EVP Silicon Operations) | Sale | 13,295 | 87.28 | 1,160,427 |
| 2017-05-01 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 13,295 | 40.63 | 540,175 |
| 2017-05-01 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Sale | 21,410 | 87.27 | 1,868,514 |
| 2017-05-01 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 21,410 | 37.11 | 794,589 |
| 2017-05-01 | Long Mark P (Pres WD Capital, CSO & CFO) | Sale | 57,846 | 87.59 | 5,067,020 |
| 2017-05-01 | Long Mark P (Pres WD Capital, CSO & CFO) | Option Ex | 27,406 | 58.56 | 1,604,895 |
| 2017-04-28 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 15,598 | 90.51 | 1,411,774 |
| 2017-04-28 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 15,598 | 68.51 | 1,068,618 |
| 2017-04-10 | Cordano Michael D (President and COO) | Sale | 4,960 | 85.40 | 423,584 |
| 2017-04-10 | Cordano Michael D (President and COO) | Option Ex | 4,960 | 68.49 | 339,710 |
| 2017-04-07 | Cordano Michael D (President and COO) | Sale | 22,177 | 85.00 | 1,885,045 |
| 2017-04-07 | Cordano Michael D (President and COO) | Option Ex | 22,177 | 68.51 | 1,519,346 |
| 2017-02-27 | Bhatia Manish H (EVP Silicon Operations) | Sale | 34,734 | 75.18 | 2,611,406 |
| 2017-02-27 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 20,466 | 34.35 | 703,068 |
| 2017-02-27 | Sivaram Srinivasan (EVP Memory Technology) | Sale | 10,000 | 75.39 | 753,870 |
| 2017-02-18 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 139 | .00 | 0 |
| 2017-02-18 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 53 | .00 | 0 |
| 2017-02-17 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 113 | .00 | 0 |
| 2017-02-17 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 132 | .00 | 0 |
| 2017-02-16 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 239 | .00 | 0 |
| 2017-02-16 | Sivaram Srinivasan (EVP Memory Technology) | Option Ex | 265 | .00 | 0 |
| 2017-02-15 | Bhatia Manish H (EVP Silicon Operations) | Option Ex | 139 | .00 | 0 |
| 2017-02-06 | Cordano Michael D (President and COO) | Sale | 5,896 | 79.00 | 465,784 |
| 2017-02-06 | Cordano Michael D (President and COO) | Option Ex | 5,896 | 43.11 | 254,176 |
| 2017-01-25 | Milligan Stephen D (Chief Executive Officer) | Sale | 28,340 | 79.92 | 2,264,932 |
| 2017-01-24 | Milligan Stephen D (Chief Executive Officer) | Sale | 40,079 | 75.00 | 3,005,925 |
| 2017-01-24 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 40,079 | 40.65 | 1,629,211 |
| 2017-01-17 | Denero Henry T (Director) | Option Ex | 571 | .00 | 0 |
| 2017-01-09 | Cordano Michael D (President and COO) | Sale | 5,896 | 70.90 | 418,026 |
| 2017-01-09 | Cordano Michael D (President and COO) | Option Ex | 5,896 | 43.11 | 254,176 |
| 2016-12-21 | Cordano Michael D (President and COO) | Sale | 1,696 | 71.25 | 120,840 |
| 2016-12-09 | Bhatia Manish H (EVP, Silicon Operations) | Sale | 23,898 | 67.98 | 1,624,681 |
| 2016-12-09 | Bhatia Manish H (EVP, Silicon Operations) | Option Ex | 23,898 | 31.21 | 745,976 |
| 2016-12-09 | Mehrotra Sanjay (Director) | Sale | 100,000 | 68.36 | 6,835,800 |
| 2016-12-09 | Mehrotra Sanjay (Director) | Option Ex | 100,000 | 40.85 | 4,085,000 |
| 2016-12-08 | Denero Henry T (Director) | Sale | 3,827 | 69.23 | 264,943 |
| 2016-12-07 | Cordano Michael D (President and COO) | Sale | 5,896 | 67.78 | 399,630 |
| 2016-12-07 | Cordano Michael D (President and COO) | Option Ex | 5,896 | 43.11 | 254,176 |
| 2016-12-05 | Cordano Michael D (President and COO) | Sale | 1,857 | 64.14 | 119,107 |
| 2016-12-01 | Milligan Stephen D (Chief Executive Officer) | Sale | 134 | 65.00 | 8,710 |
| 2016-12-01 | Cordano Michael D (President and COO) | Sale | 11,792 | 65.00 | 766,480 |
| 2016-12-01 | Cordano Michael D (President and COO) | Option Ex | 11,792 | 43.11 | 508,352 |
| 2016-11-28 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 5,589 | 63.11 | 352,721 |
| 2016-11-28 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 5,589 | 43.11 | 240,941 |
| 2016-11-14 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 1,000 | 60.00 | 60,000 |
| 2016-11-08 | Denero Henry T (Director) | Sale | 1,750 | 57.43 | 100,499 |
| 2016-11-07 | Massengill Matthew E (Director) | Sale | 2,187 | 57.43 | 125,597 |
| 2016-11-07 | Cordano Michael D (President and COO) | Sale | 889 | 56.41 | 50,148 |
| 2016-11-03 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 60 | .00 | 0 |
| 2016-11-03 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 65 | .00 | 0 |
| 2016-11-03 | Cole Martin I (Director) | Option Ex | 140 | .00 | 0 |
| 2016-11-03 | Mehrotra Sanjay (Director) | Option Ex | 32 | .00 | 0 |
| 2016-11-03 | Massengill Matthew E (Director) | Option Ex | 171 | .00 | 0 |
| 2016-11-03 | Denero Henry T (Director) | Option Ex | 140 | .00 | 0 |
| 2016-11-03 | Lauer Len J (Director) | Option Ex | 140 | .00 | 0 |
| 2016-11-03 | Cordano Michael D (President and COO) | Option Ex | 76 | .00 | 0 |
| 2016-11-03 | Cote Kathleen A (Director) | Option Ex | 140 | .00 | 0 |
| 2016-11-03 | Lambert Michael D (Director) | Option Ex | 140 | .00 | 0 |
| 2016-10-03 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 6,183 | 60.00 | 370,980 |
| 2016-10-03 | Cordano Michael D (President and COO) | Sale | 18,250 | 59.61 | 1,087,900 |
| 2016-09-27 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 2,719 | 58.63 | 159,414 |
| 2016-09-27 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 2,719 | 38.63 | 105,034 |
| 2016-09-21 | Cordano Michael D (President and COO) | Sale | 7,185 | 54.50 | 391,582 |
| 2016-09-21 | Cordano Michael D (President and COO) | Option Ex | 7,185 | 38.63 | 277,556 |
| 2016-09-11 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 127 | .00 | 0 |
| 2016-09-11 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 137 | .00 | 0 |
| 2016-09-11 | Long Mark P (EVP, CFO & CSO) | Option Ex | 596 | .00 | 0 |
| 2016-09-11 | Campbell Steven Glenn (EVP & Chief Technology Officer) | Option Ex | 95 | .00 | 0 |
| 2016-09-11 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 452 | .00 | 0 |
| 2016-09-11 | Cordano Michael D (President and COO) | Option Ex | 773 | .00 | 0 |
| 2016-08-14 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 264 | .00 | 0 |
| 2016-08-14 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 279 | .00 | 0 |
| 2016-08-14 | Long Mark P (EVP, Finance & CSO) | Option Ex | 622 | .00 | 0 |
| 2016-08-14 | Campbell Steven Glenn (EVP & Chief Technology Officer) | Option Ex | 401 | .00 | 0 |
| 2016-08-14 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 2,322 | .00 | 0 |
| 2016-08-14 | Cordano Michael D (President and COO) | Option Ex | 1,036 | .00 | 0 |
| 2016-08-05 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 330 | .00 | 0 |
| 2016-08-04 | Demaria Jacqueline (EVP & Chief Human Res Officer) | Option Ex | 100 | .00 | 0 |
| 2016-08-04 | Leonetti Olivier (EVP and CFO) | Option Ex | 76 | .00 | 0 |
| 2016-08-04 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 108 | .00 | 0 |
| 2016-08-04 | Campbell Steven Glenn (EVP & Chief Technology Officer) | Option Ex | 72 | .00 | 0 |
| 2016-08-04 | Cordano Michael D (President and COO) | Option Ex | 282 | .00 | 0 |
| 2016-07-22 | Leonetti Olivier (EVP and CFO) | Option Ex | 363 | .00 | 0 |
| 2016-07-22 | Long Mark P (EVP, Finance & CSO) | Option Ex | 1,310 | .00 | 0 |
| 2016-07-22 | Milligan Stephen D (Chief Executive Officer) | Option Ex | 2,515 | .00 | 0 |
| 2016-05-31 | Milligan Stephen D (Chief Executive Officer) | Buy | 22,500 | 45.53 | 1,024,425 |
| 2016-05-16 | Lauer Len J (Director) | Option Ex | 15,821 | 29.58 | 467,985 |
| 2016-02-02 | Lauer Len J (Director) | Option Ex | 30,042 | 25.98 | 780,491 |
| 2015-12-07 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 1,863 | 63.59 | 118,468 |
| 2015-12-07 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 1,863 | 43.11 | 80,313 |
| 2015-11-17 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Sale | 1,359 | 61.58 | 83,687 |
| 2015-11-17 | Ray Michael Charles (EVP, Chief Legal Officer & Sec) | Option Ex | 1,359 | 38.63 | 52,498 |
| 2015-11-06 | Massengill Matthew E (Director) | Sale | 1,187 | 67.75 | 80,425 |
| 2015-11-03 | Price Paula A (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-03 | Cole Martin I (Director) | Option Ex | 44 | .00 | 0 |
| 2015-11-03 | Pardun Thomas E (Director) | Option Ex | 58 | .00 | 0 |
| 2015-11-03 | Massengill Matthew E (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-03 | Denero Henry T (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-03 | Lauer Len J (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-03 | Cote Kathleen A (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-03 | Lambert Michael D (Director) | Option Ex | 48 | .00 | 0 |
| 2015-11-02 | Milligan Stephen D (Chief Executive Officer) | Sale | 6,239 | 66.33 | 413,832 |
| 2015-10-19 | Long Mark P (EVP, Chief Strategy Officer) | Sale | 878 | 82.23 | 72,197 |
| 2015-10-19 | Long Mark P (EVP, Chief Strategy Officer) | Option Ex | 878 | 48.63 | 42,697 |
| 2015-09-30 | Cordano Michael D (President, HGST Subsidiary) | Sale | 2,849 | 80.00 | 227,920 |
| 2015-09-25 | Milligan Stephen D (President & CEO) | Sale | 2,291 | 71.29 | 163,327 |
| 2015-09-21 | Milligan Stephen D (President & CEO) | Sale | 7,712 | 77.09 | 594,548 |
| 2015-09-21 | Milligan Stephen D (President & CEO) | Option Ex | 7,712 | 38.19 | 294,521 |
| 2015-09-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 1,825 | 80.77 | 147,405 |
| 2015-09-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 1,825 | 29.60 | 54,020 |
| 2015-09-15 | Long Mark P (EVP, Chief Strategy Officer) | Sale | 876 | 80.96 | 70,920 |
| 2015-09-15 | Long Mark P (EVP, Chief Strategy Officer) | Option Ex | 876 | 48.63 | 42,599 |
| 2015-09-14 | Leonetti Olivier (EVP and CFO) | Sale | 4,463 | 81.10 | 361,949 |
| 2015-09-14 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 1,114 | 81.10 | 90,345 |
| 2015-09-14 | Long Mark P (EVP, Chief Strategy Officer) | Sale | 1,354 | 81.10 | 109,809 |
| 2015-09-14 | Milligan Stephen D (President & CEO) | Sale | 8,950 | 80.70 | 722,265 |
| 2015-09-11 | Leonetti Olivier (EVP and CFO) | Option Ex | 141 | .00 | 0 |
| 2015-09-11 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 45 | .00 | 0 |
| 2015-09-11 | Long Mark P (EVP, Chief Strategy Officer) | Option Ex | 55 | .00 | 0 |
| 2015-09-11 | Milligan Stephen D (President & CEO) | Sale | 6,164 | 81.01 | 499,370 |
| 2015-09-11 | Milligan Stephen D (President & CEO) | Option Ex | 6,315 | 21.55 | 136,119 |
| 2015-09-11 | Murphy James J (President, WD Subsidiary) | Option Ex | 104 | .00 | 0 |
| 2015-09-11 | Cordano Michael D (President, HGST Subsidiary) | Sale | 16,011 | 80.49 | 1,288,725 |
| 2015-09-11 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 6,013 | 21.55 | 129,610 |
| 2015-09-09 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 3,196 | 83.86 | 268,016 |
| 2015-09-08 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 1,863 | 81.73 | 152,262 |
| 2015-09-08 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 1,863 | 43.11 | 80,313 |
| 2015-09-06 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 362 | .00 | 0 |
| 2015-09-06 | Milligan Stephen D (President & CEO) | Option Ex | 2,398 | .00 | 0 |
| 2015-09-06 | Murphy James J (President, WD Subsidiary) | Option Ex | 677 | .00 | 0 |
| 2015-09-06 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 1,147 | .00 | 0 |
| 2015-08-19 | Cordano Michael D (President, HGST Subsidiary) | Sale | 14,234 | 82.02 | 1,167,472 |
| 2015-08-19 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 7,451 | 53.56 | 399,075 |
| 2015-08-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 3,469 | 82.02 | 284,527 |
| 2015-08-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 1,360 | 38.63 | 52,536 |
| 2015-08-17 | Long Mark P (EVP, Chief Strategy Officer) | Sale | 4,946 | 82.02 | 405,670 |
| 2015-08-17 | Long Mark P (EVP, Chief Strategy Officer) | Option Ex | 876 | 48.63 | 42,599 |
| 2015-08-14 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 129 | .00 | 0 |
| 2015-08-14 | Long Mark P (EVP, Chief Strategy Officer) | Option Ex | 287 | .00 | 0 |
| 2015-08-14 | Murphy James J (President, WD Subsidiary) | Option Ex | 312 | .00 | 0 |
| 2015-08-14 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 478 | .00 | 0 |
| 2015-08-03 | Milligan Stephen D (President & CEO) | Sale | 6,239 | 86.13 | 537,390 |
| 2015-07-23 | Milligan Stephen D (President & CEO) | Option Ex | 1,762 | .00 | 0 |
| 2015-07-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 876 | 79.04 | 69,239 |
| 2015-07-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 876 | 48.63 | 42,599 |
| 2015-06-26 | Milligan Stephen D (President & CEO) | Sale | 2,291 | 85.31 | 195,433 |
| 2015-06-19 | Milligan Stephen D (President & CEO) | Sale | 13,876 | 91.84 | 1,274,441 |
| 2015-06-19 | Milligan Stephen D (President & CEO) | Option Ex | 13,876 | 40.65 | 564,059 |
| 2015-06-18 | Murphy James J (President, WD Subsidiary) | Sale | 6,829 | 92.38 | 630,869 |
| 2015-06-18 | Murphy James J (President, WD Subsidiary) | Option Ex | 6,496 | 36.35 | 236,162 |
| 2015-06-16 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 4,021 | 91.48 | 367,841 |
| 2015-06-16 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 3,688 | 36.35 | 134,077 |
| 2015-06-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 876 | 92.23 | 80,793 |
| 2015-06-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 876 | 48.63 | 42,599 |
| 2015-06-09 | Cordano Michael D (President, HGST Subsidiary) | Sale | 1,368 | 91.47 | 125,130 |
| 2015-06-08 | Cordano Michael D (President, HGST Subsidiary) | Sale | 8,374 | 94.86 | 794,340 |
| 2015-06-08 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 5,895 | 43.11 | 254,133 |
| 2015-06-02 | Murphy James J (President, WD Subsidiary) | Sale | 6,235 | 97.00 | 604,763 |
| 2015-06-02 | Murphy James J (President, WD Subsidiary) | Option Ex | 6,235 | 59.85 | 373,183 |
| 2015-05-26 | Milligan Stephen D (President & CEO) | Sale | 6,786 | 93.78 | 636,357 |
| 2015-05-18 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 2,726 | 97.21 | 264,994 |
| 2015-05-18 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 2,726 | 53.56 | 146,004 |
| 2015-05-18 | Cordano Michael D (President, HGST Subsidiary) | Sale | 7,452 | 97.85 | 729,200 |
| 2015-05-18 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 7,452 | 53.56 | 399,129 |
| 2015-05-16 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 387 | .00 | 0 |
| 2015-05-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 1,887 | 98.62 | 186,095 |
| 2015-05-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 1,887 | 58.56 | 110,502 |
| 2015-05-07 | Murphy James J (President, WD Subsidiary) | Sale | 6,498 | 95.40 | 619,935 |
| 2015-05-07 | Murphy James J (President, WD Subsidiary) | Option Ex | 6,498 | 36.35 | 236,234 |
| 2015-04-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 1,890 | 97.30 | 183,897 |
| 2015-04-15 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 1,890 | 58.56 | 110,678 |
| 2015-04-13 | Cordano Michael D (President, HGST Subsidiary) | Sale | 8,152 | 96.76 | 788,820 |
| 2015-04-13 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 1,964 | 38.63 | 75,869 |
| 2015-03-20 | Milligan Stephen D (President & CEO) | Sale | 18,286 | 100.11 | 1,830,666 |
| 2015-03-19 | Milligan Stephen D (President & CEO) | Sale | 13,876 | 98.67 | 1,369,158 |
| 2015-03-19 | Milligan Stephen D (President & CEO) | Option Ex | 14,665 | 27.10 | 397,421 |
| 2015-03-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 3,688 | 97.53 | 359,690 |
| 2015-03-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 3,688 | 36.35 | 134,077 |
| 2015-03-17 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 1,887 | 97.53 | 184,039 |
| 2015-03-17 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 1,887 | 58.56 | 110,502 |
| 2015-03-06 | Cordano Michael D (President, HGST Subsidiary) | Sale | 5,896 | 104.77 | 617,700 |
| 2015-03-06 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 5,896 | 43.11 | 254,176 |
| 2015-03-04 | Murphy James J (President, WD Subsidiary) | Sale | 12,824 | 105.00 | 1,346,520 |
| 2015-03-04 | Murphy James J (President, WD Subsidiary) | Option Ex | 12,824 | 50.45 | 647,022 |
| 2015-02-23 | Cordano Michael D (President, HGST Subsidiary) | Sale | 5,057 | 111.47 | 563,703 |
| 2015-02-23 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 5,057 | 68.49 | 346,353 |
| 2015-02-20 | Denero Henry T (Director) | Sale | 2,500 | 110.81 | 277,017 |
| 2015-02-18 | Pardun Thomas E (Director) | Sale | 6,000 | 107.50 | 645,000 |
| 2015-02-18 | Pardun Thomas E (Director) | Option Ex | 6,000 | 25.79 | 154,740 |
| 2015-02-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Sale | 2,725 | 105.50 | 287,487 |
| 2015-02-17 | Ray Michael Charles (Sr. VP, Gen Cnsl & Secretary) | Option Ex | 2,725 | 53.56 | 145,951 |
| 2015-02-17 | Long Mark P (EVP, Strategy & Corporate Dev.) | Sale | 4,707 | 105.50 | 496,588 |
| 2015-02-17 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 1,887 | 58.56 | 110,502 |
| 2015-02-17 | Milligan Stephen D (President & CEO) | Sale | 5,664 | 106.41 | 602,706 |
| 2015-02-17 | Milligan Stephen D (President & CEO) | Option Ex | 5,664 | 68.49 | 387,927 |
| 2015-02-17 | Cordano Michael D (President, HGST Subsidiary) | Sale | 2,394 | 106.69 | 255,423 |
| 2015-02-17 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 2,394 | 38.63 | 92,480 |
| 2015-02-13 | Long Mark P (EVP, Strategy & Corporate Dev.) | Option Ex | 140 | .00 | 0 |
| 2015-02-12 | Massengill Matthew E (Director) | Sale | 9,240 | 107.29 | 991,322 |
| 2015-02-12 | Massengill Matthew E (Director) | Option Ex | 5,733 | 29.39 | 168,492 |
| 2015-01-12 | Cordano Michael D (President, HGST Subsidiary) | Sale | 8,806 | 110.74 | 975,194 |
| 2015-01-12 | Cordano Michael D (President, HGST Subsidiary) | Option Ex | 6,327 | 40.87 | 258,584 |
| 2014-12-31 | Milligan Stephen D (President & CEO) | Sale | 15,994 | 111.86 | 1,789,072 |
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.