STX insider trading
Seagate Technology Holdings plc · end-of-day data as of Oct 16, 2026
Seagate Technology Holdings plc
$639.01-24.9%
Buy · 27 analystsPT $992.55 +55.3%
In the last 12 months STX insiders made 0 open-market purchases and 77 sales worth $589M, as reported on SEC Form 4. The latest: MOSLEY WILLIAM D (director, officer: CEO) sold 30,000 shares at $922.35 on Oct 1, 2026.
Last 90 days
- Insiders-$379M
Transactions
Open-market buys $0 · sells $589M over the last 365 days (0 buys, 77 sells).
| Oct 1, 2026 | MOSLEY WILLIAM D | Other | 28,000 | $46.23 | $1.29M |
| Oct 1, 2026 | MOSLEY WILLIAM D | Sell | 30,000 | $922.35 | $27.67M |
| Sep 21, 2026 | Morris John Christopher | Other | 1,830 | $158.40 | $290K |
| Sep 21, 2026 | Morris John Christopher | Sell | 9,354 | $877.91 | $8.21M |
| Sep 15, 2026 | Morris John Christopher | Sell | 15,466 | $772.15 | $11.94M |
| Sep 15, 2026 | MOSLEY WILLIAM D | Sell | 97,889 | $772.14 | $75.58M |
| Sep 15, 2026 | Romano Gianluca | Sell | 49,984 | $772.16 | $38.6M |
| Sep 15, 2026 | Teh Ban Seng | Sell | 52,730 | $782.08 | $41.24M |
| Sep 14, 2026 | Chong Kian Fatt | Other | 28,940 | — | — |
| Sep 14, 2026 | Morris John Christopher | Sell | 493 | $781.23 | $385K |
| Sep 14, 2026 | Morris John Christopher | Other | 60,260 | — | — |
| Sep 14, 2026 | MOSLEY WILLIAM D | Other | 354,000 | — | — |
| Sep 14, 2026 | MOSLEY WILLIAM D | Sell | 1,870 | $781.23 | $1.46M |
| Sep 14, 2026 | Romano Gianluca | Sell | 955 | $781.24 | $746K |
| Sep 14, 2026 | Romano Gianluca | Other | 180,760 | — | — |
| Sep 14, 2026 | Teh Ban Seng | Sell | 989 | $779.00 | $770K |
| Sep 14, 2026 | Teh Ban Seng | Other | 105,460 | — | — |
| Sep 11, 2026 | Chong Kian Fatt | Other | 1,356 | — | — |
| Sep 11, 2026 | Morris John Christopher | Other | 1,884 | — | — |
| Sep 11, 2026 | MOSLEY WILLIAM D | Other | 6,638 | — | — |
Source: SEC Form 4 filings. "Other" covers awards, option exercises and gifts.