A Form 4 filed on September 11, 2026 with the U.S. Securities and Exchange Commission discloses that Kian Fatt Chong, Executive Vice President of Global Operations at Seagate Technology Holdings plc (NASDAQ:STX), acquired ordinary shares through the vesting of restricted share units on September 9, 2026.

Key Highlights

  • Two RSU tranches vested: 202 shares and 379 shares of Seagate ordinary shares were acquired on September 9, 2026, both at a price of $0.
  • Transaction code M: Both transactions are coded "M," indicating the conversion of derivative securities (restricted share units) into ordinary shares.
  • Beneficial ownership after transactions: Chong directly holds 9,945 ordinary shares following the reported transactions.
  • Remaining RSUs: 3,033 restricted share units remain beneficially owned directly after the second tranche vesting; no remaining derivative securities are reported after the first tranche.
  • Vesting schedules: The 202-share RSU grant had one-quarter vest on September 9, 2023, with the remainder vesting in equal quarterly installments over the following three years; the 379-share grant had one-quarter vest on September 9, 2025, with the remainder vesting quarterly over three additional years.
  • Plan: Both RSU grants were made under the Seagate Technology Holdings plc 2022 Equity Incentive Plan.

RSU Vesting Details for Seagate EVP of Global Operations

According to the filing, Chong held the title of EVP Global Operations at the time of the transactions. On September 9, 2026, two separate restricted share unit tranches converted into ordinary shares under transaction code M. The first conversion involved 202 ordinary shares acquired at $0, bringing Chong's directly held ordinary shares to 9,566 at that point. A second conversion of 379 ordinary shares, also at $0, followed on the same date, bringing total direct beneficial ownership to 9,945 ordinary shares.

The filing explains that the 202-share RSU grant was awarded under the 2022 Equity Incentive Plan, with one-quarter of the shares having vested on September 9, 2023, and the remaining portion vesting in equal quarterly installments over the following three years, for a total vesting period of four years. The filing reports no remaining derivative securities associated with this grant following the transaction. The 379-share RSU grant, also under the 2022 Plan, had one-quarter vest on September 9, 2025, according to the filing, with the remaining portion to vest in equal quarterly installments over the following three years for a total vesting period of four years.

After the reported transactions, the filing discloses that 3,033 restricted share units remain directly beneficially owned by Chong in connection with the second grant. The form was signed by Louis J. Thorson as Attorney-in-Fact for Kian Fatt Chong and filed on September 11, 2026.

What Was Disclosed

The filing reports the vesting of two RSU grants into a combined 581 ordinary shares of Seagate Technology Holdings plc for EVP Kian Fatt Chong on September 9, 2026, resulting in direct beneficial ownership of 9,945 ordinary shares and 3,033 remaining RSUs.