Seagate Technology Holdings plc — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| Morris John Christopher | EVP & CTO | Sale | 113 | $291.89 | $32,984 | 14,250 | Dec 15, 2025 |
| Romano Gianluca | EVP & CFO | Option Exercise | 1,695 | — | — | 51,208 | Dec 11, 2025 |
| Chong Kian Fatt | EVP Global Operations | Option Exercise | 678 | — | — | 1,258 | Dec 11, 2025 |
| Morris John Christopher | EVP & CTO | Tax Withholding | 430 | $307.85 | $132,376 | 14,363 | Dec 11, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Option Exercise | 532 | $68.83 | $36,618 | 14,824 | Dec 11, 2025 |
| MOSLEY WILLIAM D | CEO | Option Exercise | 3,319 | — | — | 451,573 | Dec 11, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Option Exercise | 599 | — | — | 12,640 | Dec 9, 2025 |
| Chong Kian Fatt | EVP Global Operations | Option Exercise | 379 | — | — | 580 | Dec 9, 2025 |
| Morris John Christopher | EVP & CTO | Option Exercise | 499 | — | — | 13,737 | Dec 9, 2025 |
| Romano Gianluca | EVP & CFO | Tax Withholding | 485 | $282.86 | $137,187 | 48,764 | Dec 9, 2025 |
| MOSLEY WILLIAM D | CEO | Option Exercise | 2,815 | — | — | 448,483 | Dec 9, 2025 |
| Conyers Yolanda Lee | — | Sale | 750 | $272.91 | $204,683 | 5,601 | Dec 2, 2025 |
| MOSLEY WILLIAM D | CEO | Sale | 5,718 | $271.19 | $1,550,664 | 452,462 | Dec 1, 2025 |
| Romano Gianluca | EVP & CFO | Sale | 400 | $271.36 | $108,544 | 49,791 | Nov 13, 2025 |
| Romano Gianluca | EVP & CFO | Sale | 5,285 | $280.67 | $1,483,341 | 102,480 | Nov 12, 2025 |
| Lee James CI | EVP & CLO | Sale | 697 | $288.98 | $201,419 | 257 | Nov 11, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Sale | 1,412 | $288.98 | $408,040 | 12,041 | Nov 11, 2025 |
| Arumugavelu Shankar | — | Sale | 5,000 | $294.57 | $1,472,850 | 7,626 | Nov 10, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Sale | 6,000 | $270.00 | $1,620,000 | 12,041 | Nov 5, 2025 |
| Tilenius Stephanie | — | Sale | 2,046 | $266.41 | $545,075 | 12,244 | Nov 3, 2025 |
| MOSLEY WILLIAM D | CEO | Sale | 600 | $262.21 | $157,326 | 477,969 | Nov 3, 2025 |
| Geldmacher Jay L | — | Sale | 1,250 | $269.10 | $336,375 | 1,148 | Oct 31, 2025 |
| Chong Kian Fatt | EVP Global Operations | Sale | 7,078 | $272.14 | $1,926,207 | — | Oct 30, 2025 |
| Szlosek Thomas A | — | Option Exercise | 470 | — | — | 470 | Oct 25, 2025 |
| Lee James CI | EVP & CLO | Option Exercise | 1,237 | — | — | 1,494 | Oct 22, 2025 |
| Arumugavelu Shankar | — | Option Exercise | 2,693 | — | — | 13,273 | Oct 19, 2025 |
| BRUNER JUDY | — | Tax Withholding | 647 | $225.40 | $145,834 | 14,314 | Oct 19, 2025 |
| CANNON MICHAEL R | — | Tax Withholding | 823 | $225.40 | $185,504 | 13,439 | Oct 19, 2025 |
| BHATT PRAT | — | Tax Withholding | 647 | $225.40 | $145,834 | 13,869 | Oct 19, 2025 |
| Haggart Dylan G. | — | Tax Withholding | 647 | $225.40 | $145,834 | 14,515 | Oct 19, 2025 |
| Tilenius Stephanie | — | Tax Withholding | 647 | $225.40 | $145,834 | 14,290 | Oct 19, 2025 |
| CLEMMER RICHARD L | — | Tax Withholding | 647 | $225.40 | $145,834 | 29,704 | Oct 19, 2025 |
| Conyers Yolanda Lee | — | Tax Withholding | 647 | $225.40 | $145,834 | 6,351 | Oct 19, 2025 |
| Geldmacher Jay L | — | Tax Withholding | 647 | $225.40 | $145,834 | 2,398 | Oct 19, 2025 |
| Adams Mark | — | Tax Withholding | 647 | $225.40 | $145,834 | 2,046 | Oct 19, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Option Exercise | 878 | $64.31 | $56,464 | 19,451 | Oct 13, 2025 |
| MOSLEY WILLIAM D | CEO | Sale | 700 | $247.20 | $173,040 | 498,768 | Oct 1, 2025 |
| Morris John Christopher | EVP & CTO | Sale | 377 | $211.26 | $79,645 | 13,238 | Sep 16, 2025 |
| Chong Kian Fatt | EVP Global Operations | Option Exercise | 678 | — | — | 5,062 | Sep 14, 2025 |
| Morris John Christopher | EVP & CTO | Sale | 4,200 | $194.94 | $818,748 | 19,178 | Sep 12, 2025 |
| MOSLEY WILLIAM D | CEO | Option Exercise | 65,170 | — | — | 538,599 | Sep 11, 2025 |
| Romano Gianluca | EVP & CFO | Tax Withholding | 11,212 | $195.99 | $2,197,440 | 57,785 | Sep 11, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Sale | 3,732 | $193.30 | $721,396 | 4,172 | Sep 11, 2025 |
| Romano Gianluca | EVP & CFO | Tax Withholding | 3,064 | $191.59 | $587,032 | 44,470 | Sep 9, 2025 |
| Morris John Christopher | EVP & CTO | Option Exercise | 1,885 | — | — | 23,590 | Sep 9, 2025 |
| MOSLEY WILLIAM D | CEO | Option Exercise | 4,550 | — | — | 474,088 | Sep 9, 2025 |
| Chong Kian Fatt | EVP Global Operations | Option Exercise | 1,198 | — | — | 2,107 | Sep 9, 2025 |
| Teh Ban Seng | EVP & Chief Commercial Officer | Option Exercise | 2,652 | — | — | 10,806 | Sep 9, 2025 |
| Conyers Yolanda Lee | — | Sale | 343 | $170.01 | $58,313 | 4,305 | Sep 2, 2025 |
| MOSLEY WILLIAM D | CEO | Sale | 342 | $165.67 | $56,659 | 477,870 | Sep 2, 2025 |