Form 4 for STX Seagate Technology
Accepted 2026-08-14 16:52:03 ET · period of report 2026-08-13 · accession 0001137789-26-000173 · 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 | 2026-08-14 16:52 | 2026-08-13 | STX | Teh Ban Seng | EVP, Chief Commercial Off | M - OptEx | $76.43 | +6,002 | 10.3K | +140% | +$458.7K |
| DM | 2026-08-14 16:52 | 2026-08-13 | STX | Teh Ban Seng | EVP, Chief Commercial Off | S - Sale+OE | $920.80 | -7,361 | 2,931 | -72% | -$6.78M |
| DM | 2026-08-14 16:52 | 2026-08-13 | STX | Teh Ban Seng | EVP, Chief Commercial Off | M - OptEx | $0.00 | -6,002 | 14.7K | -29% | $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 | 2026-08-13 | M | A | 1,597 | $68.83 | 5,887 | D | — | — | |
| 2 | Common | Ordinary Shares | 2026-08-13 | M | A | 2,636 | $64.31 | 8,523 | D | — | — | |
| 3 | Common | Ordinary Shares | 2026-08-13 | M | A | 1,769 | $101.34 | 10,292 | D | — | — | |
| 4 | Common | Ordinary Shares | 2026-08-13 | S | D | 6,002 | $920.14 | 4,290 | D | — | — | |
| 5 | Common | Ordinary Shares | 2026-08-13 | S | D | 1,359 | $923.73 | 2,931 | D | — | — | (F1) These Ordinary Shares were sold in multiple trades at prices ranging from $923.43 to $923.77. 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 | Derivative | NQ Options | 2026-08-13 | M | D | 1,597 | $0.00 | 533 | D | $68.83 · — to 2029-09-09 | 1,597 Ordinary Shares | (F2) Options granted to the Reporting Person under the Seagate Technology plc 2022 Equity Incentive Plan (the "2022 Plan") are subject to a four-year vesting schedule. One-quarter of the options vested on September 9, 2023 and the remaining options vest in equal monthly installments over the 36 months following September 9, 2023. |
| 7 | Derivative | NQ Options | 2026-08-13 | M | D | 2,636 | $0.00 | 11,424 | D | $64.31 · — to 2030-09-11 | 2,636 Ordinary Shares | (F3) Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 11, 2024 and the remaining options vest in equal monthly installments over the 36 months following September 11, 2024. |
| 8 | Derivative | NQ Options | 2026-08-13 | M | D | 1,769 | $0.00 | 14,740 | D | $101.34 · — to 2031-09-09 | 1,769 Ordinary Shares | (F4) Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 9, 2025 and the remaining options vest in equal monthly installments over the 36 months following September 9, 2025. |