InsiderTrades

Form 4 for STX Seagate Technology

Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-20 · accession 0001137789-26-000041 · 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
D 2026-02-23 2026-02-20 STX MOSLEY WILLIAM D CEO, Dir F - Tax $411.11 -5,966 415.9K -1% -$2.45M
D 2026-02-23 2026-02-20 STX MOSLEY WILLIAM D CEO, Dir M - OptEx $0.00 +11.8K 421.9K +3% $0
D 2026-02-23 2026-02-20 STX MOSLEY WILLIAM D CEO, Dir M - OptEx $0.00 -11.8K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-02-20 F D 5,966 $411.11 415,897 D — —
2 Common Ordinary Shares 2026-02-20 M A 11,807 $0.00 421,863 D — —
3 Derivative Performance-Based Restricted Share Units 2026-02-20 M D 11,807 $0.00 0 D $0.00 · — to — 11,807 Ordinary Shares (F1) On January 24, 2026 the Compensation and People Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to the 11,807 Performance Share Units granted on February 20, 2024. The 11,807 Ordinary Shares vested on February 20, 2026.