Company · CIK 0001137789 · SIC 3572 — Computer Storage Devices · Nasdaq
Seagate Technology Holdings plc · STX
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 SForm 4 → | Sep 22, 4:49 pm EDT | John Christopher MorrisEVP & CTO | 9,354 | $877.91 | $8,211,951 | 22,693 | −29.2% | 10b5-1 |
| Sep 21, 2026 MForm 4 → | Sep 22, 4:49 pm EDT | John Christopher MorrisEVP & CTO | 915 | $158.40 | $144,936 | 32,047 | — | 10b5-1 |
| Sep 15, 2026 SForm 4 → | Sep 16, 4:10 pm EDT | Gianluca RomanoEVP & CFO | 49,984 | $772.16 | $38,595,124 | 70,757 | −41.4% | |
| Sep 15, 2026 SForm 4 → | Sep 16, 4:10 pm EDT | William D MosleyCEO, Director | 97,889 | $772.14 | $75,584,519 | 378,108 | −20.6% | |
| Sep 15, 2026 SForm 4 → | Sep 16, 4:10 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 52,730 | $782.08 | $41,239,128 | 5,810 | −90.1% | 10b5-1 |
| Sep 15, 2026 SForm 4 → | Sep 16, 4:10 pm EDT | John Christopher MorrisEVP & CTO | 15,466 | $772.15 | $11,941,704 | 31,132 | −33.2% | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Gianluca RomanoEVP & CFO | 90,380 | — | — | 120,740 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Kian Fatt ChongEVP Global Operations | 14,470 | — | — | 25,093 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | William D MosleyCEO, Director | 177,000 | — | — | 475,998 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 52,730 | — | — | 58,540 | — | 10b5-1 |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | John Christopher MorrisEVP & CTO | 30,130 | — | — | 46,598 | — | |
| Sep 14, 2026 SForm 4 → | Sep 15, 4:16 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | $779.00 | $770,431 | 5,810 | −14.5% | 10b5-1 |
| Sep 14, 2026 SForm 4 → | Sep 15, 4:15 pm EDT | John Christopher MorrisEVP & CTO | 493 | $781.23 | $384,952 | 16,468 | −2.91% | |
| Sep 14, 2026 SForm 4 → | Sep 15, 4:15 pm EDT | William D MosleyCEO, Director | 1,870 | $781.23 | $1,460,696 | 298,998 | −0.62% | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:16 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | — | — | 6,799 | — | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:16 pm EDT | Kian Fatt ChongEVP Global Operations | 678 | — | — | 10,623 | — | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | John Christopher MorrisEVP & CTO | 942 | — | — | 16,961 | — | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 1,695 | — | — | 31,315 | — | 10b5-1 |
| Sep 11, 2026 SForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 5,555 | $841.95 | $4,677,037 | 30,360 | −15.5% | 10b5-1 |
| Sep 11, 2026 SForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 45,898 | $830.01 | $38,095,905 | 34,220 | −57.3% | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 50,498 | $99.99 | $5,049,478 | 80,118 | — | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | William D MosleyCEO, Director | 3,319 | — | — | 300,867 | — | |
| Sep 10, 2026 SForm 4 → | Sep 11, 4:47 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 663 | $860.09 | $570,240 | 5,810 | −10.2% | 10b5-1 |
| Sep 10, 2026 SForm 4 → | Sep 11, 4:47 pm EDT | John Christopher MorrisEVP & CTO | 572 | $862.13 | $493,355 | 16,019 | −3.45% | |
| Sep 10, 2026 SForm 4 → | Sep 11, 4:46 pm EDT | Gianluca RomanoEVP & CFO | 1,348 | $862.13 | $1,162,156 | 29,620 | −4.35% | |
| Sep 10, 2026 SForm 4 → | Sep 11, 4:46 pm EDT | William D MosleyCEO, Director | 2,849 | $862.13 | $2,456,436 | 297,548 | −0.95% | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | Kian Fatt ChongEVP Global Operations | 581 | — | — | 9,945 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 1,263 | — | — | 6,473 | — | 10b5-1 |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | John Christopher MorrisEVP & CTO | 1,131 | — | — | 16,338 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:46 pm EDT | Gianluca RomanoEVP & CFO | 2,474 | — | — | 30,446 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:46 pm EDT | William D MosleyCEO, Director | 5,230 | — | — | 298,864 | — | |
| Sep 1, 2026 SForm 4 → | Sep 3, 4:51 pm EDT | William D MosleyCEO, Director | 30,000 | $816.28 | $24,488,282 | 295,168 | −9.23% | 10b5-1 |
| Sep 1, 2026 MForm 4 → | Sep 3, 4:51 pm EDT | William D MosleyCEO, Director | 14,000 | $46.23 | $647,220 | 325,168 | — | 10b5-1 |
| Sep 1, 2026 SForm 4 → | Sep 3, 4:51 pm EDT | Yolanda Lee ConyersDirector | 750 | $815.11 | $611,333 | 3,351 | −18.3% | 10b5-1 |
| Aug 24, 2026 SForm 4 → | Aug 26, 4:21 pm EDT | James CI LeeEVP & CLO | 9,013 | $794.84 | $7,163,926 | 347 | −96.3% | 10b5-1 |
| Aug 24, 2026 MForm 4 → | Aug 26, 4:21 pm EDT | James CI LeeEVP & CLO | 4,032 | $158.40 | $638,669 | 9,360 | — | 10b5-1 |
| Aug 21, 2026 SForm 4 → | Aug 24, 5:11 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 9,862 | $852.97 | $8,411,972 | 5,210 | −65.4% | 10b5-1 |
| Aug 21, 2026 SForm 4 → | Aug 24, 5:11 pm EDT | James CI LeeEVP & CLO | 3,939 | $849.35 | $3,345,396 | 5,328 | −42.5% | |
| Aug 21, 2026 SForm 4 → | Aug 24, 5:10 pm EDT | Gianluca RomanoEVP & CFO | 9,076 | $849.35 | $7,708,957 | 28,494 | −24.2% | |
| Aug 21, 2026 SForm 4 → | Aug 24, 5:10 pm EDT | William D MosleyCEO, Director | 18,139 | $849.35 | $15,406,022 | 311,168 | −5.51% | |
| Aug 20, 2026 SForm 4 → | Aug 24, 5:11 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 6,048 | $842.97 | $5,098,255 | 15,072 | −28.6% | 10b5-1 |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:11 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 18,189 | $158.40 | $958,003 | 21,120 | — | 10b5-1 |
| Aug 20, 2026 SForm 4 → | Aug 24, 5:11 pm EDT | John Christopher MorrisEVP & CTO | 4,039 | $847.57 | $3,422,894 | 15,460 | −20.7% | 10b5-1 |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:11 pm EDT | John Christopher MorrisEVP & CTO | 7,578 | $158.40 | $82,843 | 15,983 | — | 10b5-1 |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:11 pm EDT | James CI LeeEVP & CLO | 8,920 | — | — | 7,844 | — | |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:11 pm EDT | Kian Fatt ChongEVP Global Operations | 6,846 | — | — | 9,364 | — | |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:10 pm EDT | Gianluca RomanoEVP & CFO | 16,907 | — | — | 29,965 | — | |
| Aug 20, 2026 MForm 4 → | Aug 24, 5:10 pm EDT | William D MosleyCEO, Director | 33,789 | — | — | 314,560 | — | |
| Aug 13, 2026 SForm 4 → | Aug 14, 4:52 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 7,361 | $920.80 | $6,778,028 | 2,931 | −71.5% | |
| Aug 13, 2026 MForm 4 → | Aug 14, 4:52 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 6,002 | $76.43 | $458,713 | 10,292 | — | |
| Aug 7, 2026 SForm 4 → | Aug 11, 4:21 pm EDT | Gianluca RomanoEVP & CFO | 880 | $845.12 | $743,706 | 20,663 | −4.08% | 10b5-1 |
| Aug 7, 2026 SForm 4 → | Aug 11, 4:21 pm EDT | Gianluca RomanoEVP & CFO | 14,091 | $811.25 | $11,431,333 | 21,543 | −39.5% | 10b5-1 |
| Aug 7, 2026 SForm 4 → | Aug 11, 4:21 pm EDT | Gianluca RomanoEVP & CFO | 7,240 | $781.64 | $5,659,053 | 35,634 | −16.9% | 10b5-1 |
| Aug 3, 2026 SForm 4 → | Aug 4, 6:09 pm EDT | John Christopher MorrisEVP & CTO | 168 | $817.76 | $137,384 | 11,920 | −1.39% | 10b5-1 |
| Aug 3, 2026 SForm 4 → | Aug 4, 6:09 pm EDT | William D MosleyCEO, Director | 17,080 | $827.30 | $14,130,293 | 295,517 | −5.46% | 10b5-1 |
| Aug 3, 2026 SForm 4 → | Aug 4, 6:09 pm EDT | William D MosleyCEO, Director | 12,920 | $803.47 | $10,380,838 | 312,597 | −3.97% | 10b5-1 |
| Aug 3, 2026 MForm 4 → | Aug 4, 6:09 pm EDT | William D MosleyCEO, Director | 14,000 | $46.23 | $647,220 | 325,517 | — | 10b5-1 |
| Jul 30, 2026 SForm 4 → | Aug 3, 4:14 pm EDT | James CI LeeEVP & CLO | 694 | $877.45 | $608,950 | 347 | −66.7% | 10b5-1 |
| Jul 23, 2026 SForm 4 → | Jul 24, 4:18 pm EDT | James CI LeeEVP & CLO | 542 | $905.01 | $490,741 | 1,019 | −34.7% | |
| Jul 22, 2026 MForm 4 → | Jul 24, 4:18 pm EDT | James CI LeeEVP & CLO | 1,237 | — | — | 1,561 | — | |
| Jul 1, 2026 SForm 4 → | Jul 2, 4:40 pm EDT | William D MosleyCEO, Director | 9,343 | $924.42 | $8,636,883 | 311,517 | −2.91% | 10b5-1 |
| Jul 1, 2026 SForm 4 → | Jul 2, 4:40 pm EDT | William D MosleyCEO, Director | 20,657 | $910.48 | $18,807,775 | 320,860 | −6.05% | 10b5-1 |
| Jul 1, 2026 MForm 4 → | Jul 2, 4:40 pm EDT | William D MosleyCEO, Director | 14,000 | $46.23 | $647,220 | 341,517 | — | 10b5-1 |
| Jun 12, 2026 SForm 4 → | Jun 15, 5:45 pm EDT | John Christopher MorrisEVP & CTO | 1,364 | $880.19 | $1,200,579 | 12,088 | −10.1% | 10b5-1 |
| Jun 12, 2026 SForm 4 → | Jun 15, 5:45 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | $880.19 | $870,508 | 4,290 | −18.7% | 10b5-1 |
| Jun 12, 2026 SForm 4 → | Jun 15, 5:44 pm EDT | Gianluca RomanoEVP & CFO | 903 | $880.19 | $795,029 | 42,860 | −2.06% | |
| Jun 12, 2026 SForm 4 → | Jun 15, 5:44 pm EDT | William D MosleyCEO, Director | 1,768 | $880.19 | $1,556,394 | 327,517 | −0.54% | |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | John Christopher MorrisEVP & CTO | 942 | — | — | 13,452 | — | 10b5-1 |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | — | — | 5,279 | — | 10b5-1 |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | Kian Fatt ChongEVP Global Operations | 678 | — | — | 2,518 | — | |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:44 pm EDT | Gianluca RomanoEVP & CFO | 1,695 | — | — | 43,764 | — | |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:44 pm EDT | William D MosleyCEO, Director | 3,319 | — | — | 329,285 | — | |
| Jun 10, 2026 SForm 4 → | Jun 11, 4:29 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 663 | $821.86 | $544,893 | 4,290 | −13.4% | 10b5-1 |
| Jun 10, 2026 SForm 4 → | Jun 11, 4:29 pm EDT | John Christopher MorrisEVP & CTO | 574 | $821.66 | $471,426 | 12,510 | −4.39% | |
| Jun 10, 2026 SForm 4 → | Jun 11, 4:29 pm EDT | William D MosleyCEO, Director | 2,855 | $821.74 | $2,345,874 | 325,966 | −0.87% | |
| Jun 10, 2026 SForm 4 → | Jun 11, 4:29 pm EDT | Gianluca RomanoEVP & CFO | 1,351 | $821.76 | $1,109,780 | 42,069 | −3.11% | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Kian Fatt ChongEVP Global Operations | 581 | — | — | 1,840 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 1,262 | — | — | 4,953 | — | 10b5-1 |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | John Christopher MorrisEVP & CTO | 1,130 | — | — | 12,830 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | William D MosleyCEO, Director | 5,230 | — | — | 327,285 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Gianluca RomanoEVP & CFO | 2,474 | — | — | 42,896 | — | |
| Jun 4, 2026 SForm 4 → | Jun 4, 4:59 pm EDT | Shankar ArumugaveluDirector | 1,000 | $927.68 | $927,680 | 6,626 | −13.1% |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2026 MForm 4 → | Sep 22, 4:49 pm EDT | John Christopher MorrisEVP & CTO | 915 | — | — | 17,378 | — | 10b5-1 |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Gianluca RomanoEVP & CFO | 90,380 | — | — | 0 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Kian Fatt ChongEVP Global Operations | 14,470 | — | — | 0 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | William D MosleyCEO, Director | 177,000 | — | — | 0 | — | |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 52,730 | — | — | 0 | — | 10b5-1 |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:10 pm EDT | John Christopher MorrisEVP & CTO | 30,130 | — | — | 0 | — | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:16 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | — | — | 3,956 | — | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:16 pm EDT | Kian Fatt ChongEVP Global Operations | 678 | — | — | 2,714 | — | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | John Christopher MorrisEVP & CTO | 942 | — | — | 3,768 | — | |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 1,695 | — | — | 6,780 | — | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | Gianluca RomanoEVP & CFO | 50,498 | — | — | 40,317 | — | 10b5-1 |
| Sep 11, 2026 MForm 4 → | Sep 15, 4:15 pm EDT | William D MosleyCEO, Director | 3,319 | — | — | 13,276 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | Kian Fatt ChongEVP Global Operations | 581 | — | — | 3,033 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 1,263 | — | — | 5,306 | — | 10b5-1 |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:47 pm EDT | John Christopher MorrisEVP & CTO | 1,131 | — | — | 5,055 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:46 pm EDT | Gianluca RomanoEVP & CFO | 2,474 | — | — | 12,128 | — | |
| Sep 9, 2026 MForm 4 → | Sep 11, 4:46 pm EDT | William D MosleyCEO, Director | 5,230 | — | — | 19,328 | — | |
| Sep 1, 2026 MForm 4 → | Sep 3, 4:51 pm EDT | William D MosleyCEO, Director | 14,000 | — | — | 97,100 | — | 10b5-1 |
| Aug 24, 2026 MForm 4 → | Aug 26, 4:21 pm EDT | James CI LeeEVP & CLO | 4,032 | — | — | 12,096 | — | 10b5-1 |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:11 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 26,506 | — | — | 4,736 | — | 10b5-1 |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:11 pm EDT | John Christopher MorrisEVP & CTO | 17,739 | — | — | 6,152 | — | 10b5-1 |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:11 pm EDT | James CI LeeEVP & CLO | 15,874 | — | — | 3,788 | — | |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:11 pm EDT | Kian Fatt ChongEVP Global Operations | 13,401 | — | — | 3,788 | — | |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:10 pm EDT | Gianluca RomanoEVP & CFO | 34,879 | — | — | 11,360 | — | |
| Aug 20, 2026 AMForm 4 → | Aug 24, 5:10 pm EDT | William D MosleyCEO, Director | 77,818 | — | — | 31,856 | — | |
| Aug 13, 2026 MForm 4 → | Aug 14, 4:52 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 6,002 | — | — | 14,740 | — | |
| Aug 3, 2026 MForm 4 → | Aug 4, 6:09 pm EDT | William D MosleyCEO, Director | 14,000 | — | — | 111,100 | — | 10b5-1 |
| Jul 22, 2026 MForm 4 → | Jul 24, 4:18 pm EDT | James CI LeeEVP & CLO | 1,237 | — | — | 9,902 | — | |
| Jul 1, 2026 MForm 4 → | Jul 2, 4:40 pm EDT | William D MosleyCEO, Director | 14,000 | — | — | 125,100 | — | 10b5-1 |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | John Christopher MorrisEVP & CTO | 942 | — | — | 4,710 | — | 10b5-1 |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 989 | — | — | 4,945 | — | 10b5-1 |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:45 pm EDT | Kian Fatt ChongEVP Global Operations | 678 | — | — | 3,392 | — | |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:44 pm EDT | Gianluca RomanoEVP & CFO | 1,695 | — | — | 8,475 | — | |
| Jun 11, 2026 MForm 4 → | Jun 15, 5:44 pm EDT | William D MosleyCEO, Director | 3,319 | — | — | 16,595 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Kian Fatt ChongEVP Global Operations | 581 | — | — | 3,412 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Ban Seng TehEVP & Chief Commercial Officer | 1,262 | — | — | 5,969 | — | 10b5-1 |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | John Christopher MorrisEVP & CTO | 1,130 | — | — | 5,686 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | William D MosleyCEO, Director | 5,230 | — | — | 21,743 | — | |
| Jun 9, 2026 MForm 4 → | Jun 11, 4:29 pm EDT | Gianluca RomanoEVP & CFO | 2,474 | — | — | 13,643 | — |