0001137789-23-000148.txt : 20231212 0001137789-23-000148.hdr.sgml : 20231212 20231212165234 ACCESSION NUMBER: 0001137789-23-000148 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231208 FILED AS OF DATE: 20231212 DATE AS OF CHANGE: 20231212 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MOSLEY WILLIAM D CENTRAL INDEX KEY: 0001388390 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-31560 FILM NUMBER: 231481811 MAIL ADDRESS: STREET 1: SEAGATE TECHNOLOGY STREET 2: 47488 KATO ROAD CITY: FREMONT STATE: CA ZIP: 94538 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Seagate Technology Holdings plc CENTRAL INDEX KEY: 0001137789 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER STORAGE DEVICES [3572] IRS NUMBER: 981597419 FISCAL YEAR END: 0630 BUSINESS ADDRESS: STREET 1: 38/39 FITZWILLIAM SQUARE CITY: DUBLIN 2 STATE: L2 ZIP: D02 NX53 BUSINESS PHONE: 353-1234-3136 MAIL ADDRESS: STREET 1: 38/39 FITZWILLIAM SQUARE CITY: DUBLIN 2 STATE: L2 ZIP: D02 NX53 FORMER COMPANY: FORMER CONFORMED NAME: Seagate Technology plc DATE OF NAME CHANGE: 20100706 FORMER COMPANY: FORMER CONFORMED NAME: Seagate Technology DATE OF NAME CHANGE: 20090330 FORMER COMPANY: FORMER CONFORMED NAME: SEAGATE TECHNOLOGY DATE OF NAME CHANGE: 20021212 4 1 wk-form4_1702417945.xml FORM 4 X0508 4 2023-12-08 0 0001137789 Seagate Technology Holdings plc STX 0001388390 MOSLEY WILLIAM D SEAGATE TECHNOLOGY HOLDINGS PLC 47488 KATO ROAD FREMONT CA 94538 1 1 0 0 Chief Executive Officer 1 Ordinary Shares 2023-12-08 4 M 0 153188 30.95 A 822148 D Ordinary Shares 2023-12-08 4 S 0 153188 80.21 D 668960 D Ordinary Shares 2023-12-09 4 M 0 2814 0 A 671774 D Ordinary Shares 2023-12-09 4 S 0 1396 80.59 D 670378 D NQ Options 30.95 2023-12-08 4 M 0 153188 0 D 2018-09-11 2024-09-11 Ordinary Shares 153188 0 D Restricted Share Unit 2023-12-09 4 M 0 2814 0 D Ordinary Shares 2814 30959 D The option exercise and sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on June 1, 2023, by the Reporting Person. These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of securities previously reported on one or more Forms 4 by the Reporting Person in accordance with Rule 16b-3. Options granted to the Reporting Person under the Issuer's 2012 Equity Incentive Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2017, the remaining options vested in equal monthly installments over the 36 months following September 9, 2017. Each restricted share unit ("RSU") represents a contingent right to receive one Ordinary Share of the Issuer. Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. Subject to the Reporting Person's continuous employment, such RSUs vest as to one-quarter of the shares on September 9, 2023 and then in equal quarterly installments thereafter. /s/ Louis J. Thorson, Attorney-in-Fact for William D. Mosley 2023-12-12