STX Form 4: Mosley awarded 153,700 options plus 53,002 RSUs with multi-year vesting
Rhea-AI Filing Summary
William D. Mosley, identified as a director and CEO of Seagate Technology Holdings plc (STX), reported equity awards granted on 08/20/2025. The report shows a non-qualified stock option for 153,700 ordinary shares with an exercise/conversion price of $158.4 and an expiration noted as 08/20/2032. In addition, three restricted share unit (RSU) awards were reported totaling 25,617, 21,065, and 6,320 RSUs, each converting to ordinary shares on vesting.
The option award is subject to a four-year vesting schedule with 25% vesting on 08/20/2026 and the remainder vesting monthly over the following three years, subject to continued employment. One RSU tranche vests 25% on 08/20/2026 then quarterly thereafter; two other RSU tranches have vesting provisions, including one that vests 100% on the first anniversary (08/20/2026), all subject to continued employment.
Positive
- Material disclosure of award sizes: Option for 153,700 shares and RSU awards of 25,617, 21,065 and 6,320 are explicitly reported
- Clear vesting schedules: Option vests 25% on 08/20/2026 with the remainder monthly over three years; RSUs have defined one- and four-year vesting terms
- Compliance with reporting rules: Form 4 filed and signed (via attorney-in-fact), fulfilling Section 16 disclosure requirements
Negative
- None.
Insights
TL;DR: Executive received substantial long-term equity awards: 153,700 options and multiple RSU tranches, vesting over one to four years.
The grant package reported is typical for senior executive incentive compensation and emphasizes retention through multi-year vesting schedules. The non-qualified option covers 153,700 ordinary shares with a stated exercise price of $158.4 and an indicated expiration date of 08/20/2032. The RSU awards total 25,617, 21,065 and 6,320 units with vesting schedules that begin on 08/20/2026, including one tranche that vests fully on the first anniversary and others vesting over four years. For investors, these awards represent potential future dilution when vested and exercised and align management pay with share-price performance over medium to long horizons. The filing contains no cash compensation figures or performance conditions beyond time-based vesting.
TL;DR: Time-based equity grants reinforce retention incentives; disclosures are procedural and comply with Rule 16 reporting.
The Form 4 documents a time-vesting stock option and multiple RSU awards to the CEO/director, with explicit vesting schedules and an attorney-in-fact signature. The explanations specify continued employment as the vesting condition and include the grant mechanics under the 2022 Equity Incentive Plan. The disclosure is limited to grant terms and does not indicate any performance-based conditions or accelerated vesting provisions. The filing appears to meet Section 16 reporting requirements and provides shareholders clear, focused information on the nature and timing of these awards.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Grant/Award | NQ Stock Option | 153,700 | $0.00 | -- |
| Grant/Award | Restricted Share Unit | 25,617 | $0.00 | -- |
| Grant/Award | Restricted Share Unit | 21,065 | $0.00 | -- |
| Grant/Award | Restricted Share Unit | 6,320 | $0.00 | -- |
Footnotes (1)
- Options granted to the Reporting Person under the Seagate Technology plc 2022 Equity Incentive Plan the ("Plan") are subject to a four-year vesting schedule. Subject to continuous employment, 25% shall vest on August 20, 2026 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years. Consists of a grant of Restricted Share Unit (RSU) awarded to the Reporting Person under the Plan, subject to a four-year vesting schedule. Subject to the Reporting Person's continuous employment, such RSUs vest as to one-quarter of the shares on August 20, 2026 and then in equal quarterly installments thereafter. Consists of a grant of RSUs awarded to the Reporting Person under the Plan. Subject to the Reporting Person's continuous employment, 100% of such RSUs will vest on the first anniversary of the grant date, August 20, 2026.
