Seagate (STX) CEO/Director Sells 20,000 Shares at $233.76–$258.15
William D. Mosley, who is listed as a Director and CEO of Seagate Technology Holdings plc (STX), reported multiple open-market sales of ordinary shares on 10/01/2025 under a Rule 10b5-1 trading plan adopted on February 20, 2025.
Rhea-AI Filing Summary
William D. Mosley, who is listed as a Director and CEO of Seagate Technology Holdings plc (STX), reported multiple open-market sales of ordinary shares on 10/01/2025 under a Rule 10b5-1 trading plan adopted on February 20, 2025. The Form 4 lists 22 separate sale entries totaling 20,000 shares sold at weighted-average prices for each lot. The reported sale prices across the transactions range from a weighted average near $234 up to $258.15, and the explanatory notes state execution price ranges from $233.76 to $258.15. Following the last reported trade, the filings show the reporting person beneficially owned 485,668 ordinary shares.
Positive
- Sales executed under a Rule 10b5-1 trading plan adopted on February 20, 2025
- Detailed price ranges disclosed (execution ranges and weighted-average prices for each lot)
Negative
- Director and CEO sold a total of 20,000 shares in open-market transactions on 10/01/2025
- Beneficial ownership decreased to 485,668 ordinary shares following the reported transactions
Insights
TL;DR: CEO/Director sold 20,000 shares on 10/01/2025 under a 10b5-1 plan.
The Form 4 confirms the trades were executed pursuant to a Rule 10b5-1 trading plan adopted on February 20, 2025, which indicates the sales were preplanned rather than reactive to contemporaneous private information.
The filing lists 22 sale transactions on 10/01/2025 with weighted-average prices per lot reported and execution price ranges spanning $233.76 to $258.15. After these transactions the reporting person is shown as holding 485,668 shares.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Ordinary Shares | 600 | $234.0867 | $140K |
| Sale | Ordinary Shares | 200 | $235.24 | $47K |
| Sale | Ordinary Shares | 400 | $236.375 | $95K |
| Sale | Ordinary Shares | 500 | $237.826 | $119K |
| Sale | Ordinary Shares | 300 | $238.7967 | $72K |
| Sale | Ordinary Shares | 500 | $240.0192 | $120K |
| Sale | Ordinary Shares | 400 | $241.50 | $97K |
| Sale | Ordinary Shares | 500 | $243.428 | $122K |
| Sale | Ordinary Shares | 1,400 | $245.24 | $343K |
| Sale | Ordinary Shares | 1,400 | $245.9393 | $344K |
| Sale | Ordinary Shares | 700 | $247.1986 | $173K |
| Sale | Ordinary Shares | 800 | $248.3014 | $199K |
| Sale | Ordinary Shares | 1,500 | $249.416 | $374K |
| Sale | Ordinary Shares | 1,004 | $250.43 | $251K |
| Sale | Ordinary Shares | 700 | $252.0314 | $176K |
| Sale | Ordinary Shares | 800 | $252.4525 | $202K |
| Sale | Ordinary Shares | 1,900 | $253.7628 | $482K |
| Sale | Ordinary Shares | 500 | $254.65 | $127K |
| Sale | Ordinary Shares | 1,011 | $255.6897 | $259K |
| Sale | Ordinary Shares | 3,885 | $256.8806 | $998K |
| Sale | Ordinary Shares | 1,000 | $257.827 | $258K |
Footnotes (22)
- F1. All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 20, 2025.
- F2. These Ordinary Shares were sold in multiple trades at prices ranging from $233.76 to $234.40. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F3. These Ordinary Shares were sold in multiple trades at prices ranging from $234.91 to $235.57. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F4. These Ordinary Shares were sold in multiple trades at prices ranging from $236.09 to $236.73. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F5. These Ordinary Shares were sold in multiple trades at prices ranging from $237.45 to $238.41. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F6. These Ordinary Shares were sold in multiple trades at prices ranging from $238.67 to $238.91. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F7. These Ordinary Shares were sold in multiple trades at prices ranging from $239.73 to $240.24. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F8. These Ordinary Shares were sold in multiple trades at prices ranging from $241.08 to $241.70. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F9. These Ordinary Shares were sold in multiple trades at prices ranging from $242.99 to $243.88. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F10. These Ordinary Shares were sold in multiple trades at prices ranging from $244.60 to $245.59. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F11. These Ordinary Shares were sold in multiple trades at prices ranging from $245.60 to $246.40. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F12. These Ordinary Shares were sold in multiple trades at prices ranging from $246.76 to $247.66. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F13. These Ordinary Shares were sold in multiple trades at prices ranging from $247.86 to $248.84. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F14. These Ordinary Shares were sold in multiple trades at prices ranging from $248.91 to $249.82. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F15. These Ordinary Shares were sold in multiple trades at prices ranging from $249.94 to $250.89. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F16. These Ordinary Shares were sold in multiple trades at prices ranging from $251.27 to $252.23. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F17. These Ordinary Shares were sold in multiple trades at prices ranging from $252.34 to $252.67. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F18. These Ordinary Shares were sold in multiple trades at prices ranging from $253.38 to $254.23. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F19. These Ordinary Shares were sold in multiple trades at prices ranging from $254.40 to $254.95. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F20. These Ordinary Shares were sold in multiple trades at prices ranging from $255.49 to $256.38. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F21. These Ordinary Shares were sold in multiple trades at prices ranging from $256.50 to $257.36. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
- F22. These Ordinary Shares were sold in multiple trades at prices ranging from $257.56 to $258.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
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