STX

SEC source: 0001137789-23-000147 · wk-form4_1702417935.xml · nonDerivative · entry 1

SCHUELKE KATHERINE · CIK 0001209874 · SVP, CLO & Corporate Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,311

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000150 · wk-form4_1702417967.xml · nonDerivative · entry 2

Teh Ban Seng · CIK 0001801425 · EVP & Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,690

F1 · shares: The sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. on June 7, 2023.

SEC source: 0001137789-23-000150 · wk-form4_1702417967.xml · nonDerivative · entry 1

Teh Ban Seng · CIK 0001801425 · EVP & Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,690

SEC source: 0001137789-23-000148 · wk-form4_1702417945.xml · derivative · entry 5

MOSLEY WILLIAM D · CIK 0001388390 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 153,188 shares

Expires 2024-09-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: 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.

SEC source: 0001137789-23-000148 · wk-form4_1702417945.xml · nonDerivative · entry 2

MOSLEY WILLIAM D · CIK 0001388390 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 668,960

F1 · price: 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.

SEC source: 0001137789-23-000148 · wk-form4_1702417945.xml · nonDerivative · entry 1

MOSLEY WILLIAM D · CIK 0001388390 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 822,148

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · derivative · entry 9

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,869

Underlying: Ordinary Shares · 16,125 shares

Expires 2027-09-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

F4 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. Subject to continuous employment, one-quarter of the options will vest on September 9, 2021. The remaining options will vest in equal monthly installments over the 36 months following September 9, 2021.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · derivative · entry 8

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 16,979 shares

Expires 2026-09-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

F3 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2020. Subject to continuous employment, the remaining options vest in equal monthly installments over the 36 months following September 9, 2020.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · derivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 28,791 shares

Expires 2026-02-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

F2 · derivative.exercise_date: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan (the "Plan") are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options will vest on February 20, 2020. The remaining options will vest in equal monthly installments over the 36 months following February 20, 2020.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,391

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 100,336

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 100,686

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,286

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 108,307

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000132 · wk-form4_1701382639.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 92,182

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · derivative · entry 9

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,869

Underlying: Ordinary Shares · 16,125 shares

Expires 2027-09-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

F4 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. Subject to continuous employment, one-quarter of the options will vest on September 9, 2021. The remaining options will vest in equal monthly installments over the 36 months following September 9, 2021.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · derivative · entry 8

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 16,979 shares

Expires 2026-09-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

F3 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2020. Subject to continuous employment, the remaining options vest in equal monthly installments over the 36 months following September 9, 2020.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · derivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 28,791 shares

Expires 2026-02-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

F2 · derivative.exercise_date: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan (the "Plan") are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options will vest on February 20, 2020. The remaining options will vest in equal monthly installments over the 36 months following February 20, 2020.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,391

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 100,336

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 100,686

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,286

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 108,307

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001137789-23-000134 · wk-form4a_1701476591.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 92,182

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: 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 May 26, 2023, by the Reporting Person. The aggregate number of ordinary shares to be sold under this plan is 78,877.

SEC source: 0001801425-23-000002 · wk-form4_1700168024.xml · nonDerivative · entry 2

Teh Ban Seng · CIK 0001801425 · EVP & Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,690

F1 · shares: The sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001801425-23-000002 · wk-form4_1700168024.xml · nonDerivative · entry 1

Teh Ban Seng · CIK 0001801425 · EVP & Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,187

F1 · shares: The sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001137789-23-000130 · wk-form4_1699305865.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,391

F1 · shares: The sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $73.50 to $73.80. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-23-000130 · wk-form4_1699305865.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 70,894

F1 · shares: The sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $72.50 to $73.49. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-23-000118 · wk-form4_1698187326.xml · derivative · entry 5

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,271

Underlying: Oridnary Shares · 4,271 shares

Expires not disclosed

F5 · derivative.exercise_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F5 · derivative.expiration_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-23-000118 · wk-form4_1698187326.xml · derivative · entry 4

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,803 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30. 2023.

F4 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30. 2023.

SEC source: 0001137789-23-000118 · wk-form4_1698187326.xml · nonDerivative · entry 2

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-23-000118 · wk-form4_1698187326.xml · nonDerivative · entry 1

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,803

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000121 · wk-form4_1698187364.xml · derivative · entry 5

CANNON MICHAEL R · CIK 0001201489 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,436

Underlying: Ordinary Shares · 5,436 shares

Expires not disclosed

F3 · derivative.exercise_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F3 · derivative.expiration_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-23-000121 · wk-form4_1698187364.xml · derivative · entry 4

CANNON MICHAEL R · CIK 0001201489 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 4,840 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

F2 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

SEC source: 0001137789-23-000121 · wk-form4_1698187364.xml · nonDerivative · entry 2

CANNON MICHAEL R · CIK 0001201489 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,589

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-23-000121 · wk-form4_1698187364.xml · nonDerivative · entry 1

CANNON MICHAEL R · CIK 0001201489 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,332

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000120 · wk-form4_1698187352.xml · derivative · entry 4

Geldmacher Jay L · CIK 0001462488 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,271

Underlying: Ordinary Shares · 4,271 shares

Expires not disclosed

F3 · derivative.exercise_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F3 · derivative.expiration_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-23-000120 · wk-form4_1698187352.xml · derivative · entry 3

Geldmacher Jay L · CIK 0001462488 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,803 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

F2 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

SEC source: 0001137789-23-000120 · wk-form4_1698187352.xml · nonDerivative · entry 2

Geldmacher Jay L · CIK 0001462488 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,181

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-23-000120 · wk-form4_1698187352.xml · nonDerivative · entry 1

Geldmacher Jay L · CIK 0001462488 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,551

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000119 · wk-form4_1698187337.xml · derivative · entry 4

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,803 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

F3 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

SEC source: 0001137789-23-000119 · wk-form4_1698187337.xml · nonDerivative · entry 2

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-23-000119 · wk-form4_1698187337.xml · nonDerivative · entry 1

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,803

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000117 · wk-form4_1698187310.xml · derivative · entry 4

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,271

Underlying: Oridnary Shares · 4,271 shares

Expires not disclosed

F3 · derivative.exercise_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F3 · derivative.expiration_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-23-000117 · wk-form4_1698187310.xml · derivative · entry 3

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,803 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

F2 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

SEC source: 0001137789-23-000117 · wk-form4_1698187310.xml · nonDerivative · entry 2

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,666

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-23-000117 · wk-form4_1698187310.xml · nonDerivative · entry 1

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,036

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001137789-23-000116 · wk-form4_1698187298.xml · derivative · entry 4

Conyers Yolanda Lee · CIK 0001906375 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,271

Underlying: Ordinary Shares · 4,271 shares

Expires not disclosed

F3 · derivative.exercise_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F3 · derivative.expiration_date: Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 28, 2024, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-23-000116 · wk-form4_1698187298.xml · derivative · entry 3

Conyers Yolanda Lee · CIK 0001906375 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,803 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

F2 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested one year from the date of grant following the end of the fiscal year ending June 30, 2023.

SEC source: 0001137789-23-000116 · wk-form4_1698187298.xml · nonDerivative · entry 2

Conyers Yolanda Lee · CIK 0001906375 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,784

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").