Seagate Technology Holdings plc
STX
60 insider filings · Latest: Aug 13, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| May 20, 2026 | May 20 8:39 PM | WILLIAM D. MOSLEY | Proposed Sale | 30,000 | $733.35 | $22.0M | — | View → |
| May 14, 2026 | May 14 8:52 PM | Ban Seng TehEVP & Chief Commercial Officer | Sale | 8,003 | $817.28 | $6.5M | 3,691(D) | View → |
| May 13, 2026 | May 14 8:52 PM | Ban Seng TehEVP & Chief Commercial Officer | Sale | 7,557 | $813.45 | $6.1M | 3,691(D) | View → |
| May 14, 2026 | May 14 8:12 PM | BAN SENG TEH | Proposed Sale | 8,003 | $817.28 | $6.5M | — | View → |
| May 13, 2026 | May 13 8:04 PM | BAN SENG TEH | Proposed Sale | 7,557 | $813.45 | $6.1M | — | View → |
| May 7, 2026 | May 8 9:00 PM | Gianluca RomanoEVP & CFO | Sale | 1,902 | $770.00 | $1.5M | 40,945(D) | View → |
| May 6, 2026 | May 8 9:00 PM | Gianluca RomanoEVP & CFO | Sale | 22,488 | $774.22 | $17.4M | 42,847(D) | View → |
| May 6, 2026 | May 6 8:53 PM | GIANLUCA ROMANO | Proposed Sale | 24,390 | $771.01 | $18.8M | — | View → |
| May 5, 2026 | May 6 8:36 PM | Stephanie TileniusDirector | Sale | 1,580 | $766.61 | $1.2M | 10,664(D) | View → |
| May 4, 2026 | May 6 8:36 PM | John Christopher MorrisEVP & CTO | Sale | 5,626 | $738.37 | $4.2M | 11,954(D) | View → |
| May 4, 2026 | May 6 8:36 PM | James CI LeeEVP & CLO | Sale | 697 | $741.17 | $516.6K | 324(D) | View → |
| May 5, 2026 | May 5 8:01 PM | STEPHANIE TILENIUS | Proposed Sale | 1,580 | $766.61 | $1.2M | — | View → |
| May 4, 2026 | May 4 8:34 PM | JOHN MORRIS | Proposed Sale | 6,692 | $726.93 | $4.9M | — | View → |
| May 4, 2026 | May 4 8:31 PM | JAMES LEE | Proposed Sale | 697 | $726.93 | $506.7K | — | View → |
| Apr 1, 2026 | Apr 2 8:53 PM | William D MosleyDirector, CEO | Sale | 20,000 | $420.73 | $8.4M | 355,591(D) | View → |
| Apr 1, 2026 | Apr 1 8:39 PM | WILLIAM MOSLEY | Proposed Sale | 20,000 | $391.76 | $7.8M | — | View → |
| Mar 19, 2026 | Mar 23 8:20 PM | William D MosleyDirector, CEO | Sale | 24,584 | $406.77 | $10.0M | 375,591(D) | View → |
| Mar 13, 2026 | Mar 16 8:30 PM | John Christopher MorrisEVP & CTO | Sale | 112 | $377.44 | $42.3K | 17,580(D) | View → |
| Mar 13, 2026 | Mar 13 8:21 PM | JOHN MORRIS | Proposed Sale | 112 | $373.98 | $41.9K | — | View → |
| Mar 2, 2026 | Mar 3 11:14 PM | William D MosleyDirector, CEO | Sale | 20,000 | $384.76 | $7.7M | 395,897(D) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Aug 13, 2026 | Aug 14 8:52 PM | Ban Seng TehEVP & Chief Commercial Officer | Option Exercise | 6,002 | $101.34 | 14,740(D) | View → |
| Aug 3, 2026 | Aug 4 10:09 PM | William D MosleyDirector, CEO | Option Exercise | 14,000 | $46.23 | 111,100(D) | View → |
| Jul 22, 2026 | Jul 24 8:18 PM | James CI LeeEVP & CLO | Option Exercise | 1,237 | — | 9,902(D) | View → |
| Jul 1, 2026 | Jul 2 8:40 PM | William D MosleyDirector, CEO | Option Exercise | 14,000 | $46.23 | 125,100(D) | View → |
| Jun 11, 2026 | Jun 15 9:45 PM | John Christopher MorrisEVP & CTO | Option Exercise | 942 | $0.00 | 4,710(D) | View → |
| Jun 11, 2026 | Jun 15 9:45 PM | Ban Seng TehEVP & Chief Commercial Officer | Option Exercise | 989 | $0.00 | 4,945(D) | View → |
| Jun 11, 2026 | Jun 15 9:45 PM | Kian Fatt ChongEVP Global Operations | Option Exercise | 678 | $0.00 | 3,392(D) | View → |
| Jun 11, 2026 | Jun 15 9:44 PM | Gianluca RomanoEVP & CFO | Option Exercise | 1,695 | $0.00 | 8,475(D) | View → |
| Jun 11, 2026 | Jun 15 9:44 PM | William D MosleyDirector, CEO | Option Exercise | 3,319 | $0.00 | 16,595(D) | View → |
| Jun 9, 2026 | Jun 11 8:29 PM | Kian Fatt ChongEVP Global Operations | Option Exercise | 581 | $0.00 | 3,412(D) | View → |
| Jun 9, 2026 | Jun 11 8:29 PM | Ban Seng TehEVP & Chief Commercial Officer | Option Exercise | 1,262 | $0.00 | 5,969(D) | View → |
| Jun 9, 2026 | Jun 11 8:29 PM | John Christopher MorrisEVP & CTO | Option Exercise | 1,130 | $0.00 | 5,686(D) | View → |
| Jun 9, 2026 | Jun 11 8:29 PM | William D MosleyDirector, CEO | Option Exercise | 5,230 | $0.00 | 21,743(D) | View → |
| Jun 9, 2026 | Jun 11 8:29 PM | Gianluca RomanoEVP & CFO | Option Exercise | 2,474 | $0.00 | 13,643(D) | View → |
| Jun 1, 2026 | Jun 2 9:16 PM | William D MosleyDirector, CEO | Option Exercise | 14,000 | $46.23 | 139,100(D) | View → |
| May 20, 2026 | May 21 8:52 PM | William D MosleyDirector, CEO | Option Exercise | 14,000 | $46.23 | 153,100(D) | View → |
| May 14, 2026 | May 14 8:52 PM | Ban Seng TehEVP & Chief Commercial Officer | Option Exercise | 8,003 | $101.34 | 2,130(D) | View → |
| Apr 22, 2026 | Apr 23 8:54 PM | James CI LeeEVP & CLO | Option Exercise | 1,237 | — | 11,139(D) | View → |
| Mar 11, 2026 | Mar 12 8:11 PM | Ban Seng TehEVP & Chief Commercial Officer | Option Exercise | 989 | $0.00 | 5,934(D) | View → |
| Mar 11, 2026 | Mar 12 8:11 PM | Gianluca RomanoEVP & CFO | Option Exercise | 1,695 | $0.00 | 10,170(D) | View → |
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