Form 4 for STX Seagate Technology
Accepted 2025-09-15 00:00:00 ET · period of report 2025-09-11 · accession 0001137789-25-000238 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-09-15 | 2025-09-12 | STX | Morris John Christopher | EVP, CTO | S - Sale+OE | $195.80 | -15.3K | 19.2K | -44% | -$3.00M |
| DM | 2025-09-15 | 2025-09-11+ | STX | Morris John Christopher | EVP, CTO | F - Tax | $196.09 | -3,593 | 13.6K | -21% | -$704.5K |
| DM | 2025-09-15 | 2025-09-11+ | STX | Morris John Christopher | EVP, CTO | M - OptEx | $0.00 | +7,876 | 16.8K | +88% | $0 |
| D | 2025-09-15 | 2025-09-14 | STX | Morris John Christopher | EVP, CTO | A - Grant | $0.00 | +6,935 | 6,935 | New | $0 |
| DM | 2025-09-15 | 2025-09-11+ | STX | Morris John Christopher | EVP, CTO | M - OptEx | $0.00 | -7,876 | 0 | -100% | $0 |
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 | 2025-09-12 | S | D | 1,812 | $193.92 | 23,378 | D | — | — | (F1) All sales of Ordinary Shares reported herein were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 1, 2025. (F2) These Ordinary Shares were sold in multiple trades at prices ranging from $193.33 to $194.28. 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 | 2025-09-11 | F | D | 430 | $196.81 | 25,190 | D | — | — | |
| 3 | Common | Ordinary Shares | 2025-09-11 | M | A | 941 | $0.00 | 25,620 | D | — | — | |
| 4 | Common | Ordinary Shares | 2025-09-14 | F | D | 3,163 | $195.99 | 13,615 | D | — | — | |
| 5 | Common | Ordinary Shares | 2025-09-14 | M | A | 6,935 | $0.00 | 16,778 | D | — | — | |
| 6 | Common | Ordinary Shares | 2025-09-12 | S | D | 1,300 | $197.85 | 9,843 | D | — | — | (F6) These Ordinary Shares were sold in multiple trades at prices ranging from $197.54 to $198.22. 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 | 2025-09-12 | S | D | 2,954 | $197.00 | 11,143 | D | — | — | (F5) These Ordinary Shares were sold in multiple trades at prices ranging from $196.44 to $197.33. 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 | 2025-09-12 | S | D | 5,081 | $195.96 | 14,097 | D | — | — | (F4) These Ordinary Shares were sold in multiple trades at prices ranging from $195.42 to $196.41. 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. |
| 9 | Common | Ordinary Shares | 2025-09-12 | S | D | 4,200 | $194.94 | 19,178 | D | — | — | (F3) These Ordinary Shares were sold in multiple trades at prices ranging from $194.40 to $195.38. 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. |
| 10 | Derivative | Performance-Based Restricted Share Units | 2025-09-14 | A | A | 6,935 | $0.00 | 6,935 | D | $0.00 · — to — | 6,935 Ordinary Shares | (F8) On September 14, 2025, the Compensation Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to 6,935 of the 7,985 Performance Share Units granted on September 9, 2022. The 6,935 Ordinary Shares vested on September 14, 2025. |
| 11 | Derivative | Restricted Share Unit | 2025-09-11 | M | D | 941 | $0.00 | 7,535 | D | $0.00 · — to — | 941 Ordinary Shares | (F7) Consists of a grant of restricted share units awarded to the reporting person under the Seagate Technology plc 2022 Equity Incentive Plan. Subject to the Reporting Person's continuous employment, one-quarter vested starting on September 11, 2024 and then in equal quarterly installments over the following three years for a total vesting period of four years. |
| 12 | Derivative | Performance-Based Restricted Share Units | 2025-09-14 | M | D | 6,935 | $0.00 | 0 | D | $0.00 · — to — | 6,935 Ordinary Shares | (F8) On September 14, 2025, the Compensation Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to 6,935 of the 7,985 Performance Share Units granted on September 9, 2022. The 6,935 Ordinary Shares vested on September 14, 2025. |