Form 4 for STX Seagate Technology
Accepted 2026-05-08 17:00:15 ET · period of report 2026-05-06 · accession 0001137789-26-000102 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-05-08 17:00 | 2026-05-06 | STX | Romano Gianluca | EVP, CFO | S - Sale | $774.22 | -22.5K | 42.8K | -34% | -$17.41M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Ordinary Shares | 2026-05-06 | S | D | 200 | $754.92 | 65,135 | D | — | — | (F1) All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 26, 2025. (F2) These Ordinary Shares were sold in multiple trades at prices ranging from $754.46 to $755.41. 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. |
| 2 | Common | Ordinary Shares | 2026-05-06 | S | D | 320 | $756.71 | 64,815 | D | — | — | (F3) These Ordinary Shares were sold in multiple trades at prices ranging from $756.18 to $757.07. 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. |
| 3 | Common | Ordinary Shares | 2026-05-06 | S | D | 400 | $757.67 | 64,415 | D | — | — | (F4) These Ordinary Shares were sold in multiple trades at prices ranging from $757.22 to $758.20. 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. |
| 4 | Common | Ordinary Shares | 2026-05-06 | S | D | 280 | $758.60 | 64,135 | D | — | — | (F5) These Ordinary Shares were sold in multiple trades at prices ranging from $758.31 to $758.96. 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. |
| 5 | Common | Ordinary Shares | 2026-05-06 | S | D | 360 | $759.97 | 63,775 | D | — | — | (F6) These Ordinary Shares were sold in multiple trades at prices ranging from $759.58 to $760.43. 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. |
| 6 | Common | Ordinary Shares | 2026-05-06 | S | D | 440 | $760.94 | 63,335 | D | — | — | (F7) These Ordinary Shares were sold in multiple trades at prices ranging from $760.58 to $761.29. 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. |
| 7 | Common | Ordinary Shares | 2026-05-06 | S | D | 440 | $762.16 | 62,895 | D | — | — | (F8) These Ordinary Shares were sold in multiple trades at prices ranging from $761.71 to $762.65. 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. |
| 8 | Common | Ordinary Shares | 2026-05-06 | S | D | 360 | $763.30 | 62,535 | D | — | — | (F9) These Ordinary Shares were sold in multiple trades at prices ranging from $762.87 to $763.86. 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. |
| 9 | Common | Ordinary Shares | 2026-05-06 | S | D | 680 | $764.32 | 61,855 | D | — | — | (F10) These Ordinary Shares were sold in multiple trades at prices ranging from $764.00 to $764.99. 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. |
| 10 | Common | Ordinary Shares | 2026-05-06 | S | D | 200 | $765.39 | 61,655 | D | — | — | (F11) These Ordinary Shares were sold in multiple trades at prices ranging from $765.03 to $766.00. 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. |
| 11 | Common | Ordinary Shares | 2026-05-06 | S | D | 520 | $767.13 | 61,135 | D | — | — | (F12) These Ordinary Shares were sold in multiple trades at prices ranging from $766.59 to $767.42. 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. |
| 12 | Common | Ordinary Shares | 2026-05-06 | S | D | 680 | $768.34 | 60,455 | D | — | — | (F13) These Ordinary Shares were sold in multiple trades at prices ranging from $767.73 to $768.71. 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. |
| 13 | Common | Ordinary Shares | 2026-05-06 | S | D | 720 | $769.08 | 59,735 | D | — | — | (F14) These Ordinary Shares were sold in multiple trades at prices ranging from $768.75 to $769.69. 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. |
| 14 | Common | Ordinary Shares | 2026-05-06 | S | D | 840 | $770.38 | 58,895 | D | — | — | (F15) These Ordinary Shares were sold in multiple trades at prices ranging from $769.87 to $770.86. 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. |
| 15 | Common | Ordinary Shares | 2026-05-06 | S | D | 961 | $771.50 | 57,934 | D | — | — | (F16) These Ordinary Shares were sold in multiple trades at prices ranging from $770.88 to $771.79. 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. |
| 16 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,740 | $772.62 | 56,194 | D | — | — | (F17) These Ordinary Shares were sold in multiple trades at prices ranging from $772.09 to $773.07. 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. |
| 17 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,227 | $773.65 | 54,967 | D | — | — | (F18) These Ordinary Shares were sold in multiple trades at prices ranging from $773.11 to $774.10. 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. |
| 18 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,480 | $774.52 | 53,487 | D | — | — | (F19) These Ordinary Shares were sold in multiple trades at prices ranging from $774.12 to $775.11. 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. |
| 19 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,272 | $775.48 | 52,215 | D | — | — | (F20) These Ordinary Shares were sold in multiple trades at prices ranging from $775.13 to $776.12. 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. |
| 20 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,050 | $776.53 | 51,165 | D | — | — | (F21) These Ordinary Shares were sold in multiple trades at prices ranging from $776.14 to $777.08. 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. |
| 21 | Common | Ordinary Shares | 2026-05-06 | S | D | 440 | $777.42 | 50,725 | D | — | — | (F22) These Ordinary Shares were sold in multiple trades at prices ranging from $777.16 to $778.04. 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. |
| 22 | Common | Ordinary Shares | 2026-05-06 | S | D | 400 | $778.55 | 50,325 | D | — | — | (F23) These Ordinary Shares were sold in multiple trades at prices ranging from $778.18 to $779.17. 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. |
| 23 | Common | Ordinary Shares | 2026-05-06 | S | D | 419 | $779.64 | 49,906 | D | — | — | (F24) These Ordinary Shares were sold in multiple trades at prices ranging from $779.19 to $780.11. 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. |
| 24 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,360 | $780.63 | 48,546 | D | — | — | (F25) These Ordinary Shares were sold in multiple trades at prices ranging from $780.20 to $781.19. 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. |
| 25 | Common | Ordinary Shares | 2026-05-06 | S | D | 2,204 | $781.77 | 46,342 | D | — | — | (F26) These Ordinary Shares were sold in multiple trades at prices ranging from $781.20 to $782.19. 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. |
| 26 | Common | Ordinary Shares | 2026-05-06 | S | D | 1,400 | $782.55 | 44,942 | D | — | — | (F27) These Ordinary Shares were sold in multiple trades at prices ranging from $782.21 to $783.18. 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. |
| 27 | Common | Ordinary Shares | 2026-05-06 | S | D | 840 | $783.83 | 44,102 | D | — | — | (F28) These Ordinary Shares were sold in multiple trades at prices ranging from $783.22 to $784.18. 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. |
| 28 | Common | Ordinary Shares | 2026-05-06 | S | D | 280 | $784.68 | 43,822 | D | — | — | (F29) These Ordinary Shares were sold in multiple trades at prices ranging from $784.29 to $785.27. 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. |
| 29 | Common | Ordinary Shares | 2026-05-06 | S | D | 348 | $785.99 | 43,474 | D | — | — | (F30) These Ordinary Shares were sold in multiple trades at prices ranging from $785.42 to $786.36. 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. |
| 30 | Common | Ordinary Shares | 2026-05-06 | S | D | 627 | $786.84 | 42,847 | D | — | — | (F31) These Ordinary Shares were sold in multiple trades at prices ranging from $786.42 to $787.10. 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. |