Seagate Technology Holdings plc 4

EVP & CTO John Christopher Morris exercised RSUs and stock options and sold roughly 4,038 shares (about $3.3M) of Seagate Technology Holdings plc Ordinary Shares while receiving new RSU and option grants.

On August 20–21, 2026, Seagate Technology Holdings plc EVP & CTO John Christopher Morris executed a series of equity compensation events and related sales. Multiple tranches of previously granted RSUs and non-qualified stock options vested and were exercised on August 20, 2026, converting 1,764, 4,070, and 1,221 RSUs and 523 options (at a $158.40 exercise price) into Ordinary Shares, boosting his direct holdings intraday to as high as roughly 18,293 shares. In connection with these vestings and exercises, he entered into Rule 10b5-1–planned sales: on August 20 he sold 523 shares at $835.54, and on August 21 he sold 879, 2,028, and 608.5 shares at an average price of $849.3548, monetizing approximately $3.3 million of stock while covering option costs and taxes. After these transactions, he directly owned about 15,460 Ordinary Shares. Concurrently, he received new equity awards on August 20, 2026: time-vested RSU grants of 2,307, 1,309, and 393 shares and a non-qualified stock option for 6,152 shares at a $850.24 exercise price, all under the company’s equity incentive plan with multi‑year vesting schedules.

Filing Facts

CIK

1137789

Ticker

STX

Form

4

Source Type

sec

Accession

0001137789-26-000186

Alert Tier

8