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Romano Gianluca

Disclosed activity across 1 company

Tapewire entity
20489
SEC CIK
0001764650

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Seagate Technology Holdings plcSTX · Entity 2029EVP & CFOSeptember 14, 2026September 16, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Seagate Technology Holdings plc

Report date September 14, 2026 · Filed September 16, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Ordinary SharesSEC Table I · non-derivativeDirect70,756.5 Ending reported balance After 2026-09-15 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-09-14 · Exercise / conversion · Acquired 90,380 · Balance 120,740

F1: Represents Ordinary Shares issued upon the vesting and settlement of Performance Share Units granted on September 11, 2023, following certification by the Compensation and People Committee of the achievement of the applicable performance conditions.

Row 2 · 2026-09-15 · Sale · Disposed 49,983.5 · Balance 70,756.5

F2: Represents sales made pursuant to Issuer mandated sell-to-cover solely to satisfy tax withholding obligations.

Performance-Based Restricted Share UnitsSEC Table II · derivative / convertible security · Conversion / exercise price $0.00Direct0 Reported balance After 2026-09-14 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-09-14 · Exercise / conversion · Disposed 90,380 · Balance 0

F3: Performance Share Units granted on September 11, 2023 vested and were settled in Ordinary Shares upon certification of the applicable performance conditions by the Compensation and People Committee.

Filing footnotes · ownership attribution and instrument terms

F1: Represents Ordinary Shares issued upon the vesting and settlement of Performance Share Units granted on September 11, 2023, following certification by the Compensation and People Committee of the achievement of the applicable performance conditions.

F2: Represents sales made pursuant to Issuer mandated sell-to-cover solely to satisfy tax withholding obligations.

F3: Performance Share Units granted on September 11, 2023 vested and were settled in Ordinary Shares upon certification of the applicable performance conditions by the Compensation and People Committee.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 15, 2026 Filed Sep 16, 2026 20:10 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 49,983.5 $772.16 $38,595,124.40
Disclosure

SEC source: 0001137789-26-000254 · wk-form4_1789589435.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,756.5

F2 · shares: Represents sales made pursuant to Issuer mandated sell-to-cover solely to satisfy tax withholding obligations.

Read SEC document
September 14, 2026 Filed Sep 16, 2026 20:10 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionPerformance-Based Restricted Share Units · Derivative 90,380 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001137789-26-000254 · wk-form4_1789589435.xml · derivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 90,380 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: Performance Share Units granted on September 11, 2023 vested and were settled in Ordinary Shares upon certification of the applicable performance conditions by the Compensation and People Committee.

F3 · derivative.expiration_date: Performance Share Units granted on September 11, 2023 vested and were settled in Ordinary Shares upon certification of the applicable performance conditions by the Compensation and People Committee.

Read SEC document
September 14, 2026 Filed Sep 16, 2026 20:10 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionOrdinary Shares 90,380 $0.00 $0.00
Disclosure

SEC source: 0001137789-26-000254 · wk-form4_1789589435.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,740

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: Represents Ordinary Shares issued upon the vesting and settlement of Performance Share Units granted on September 11, 2023, following certification by the Compensation and People Committee of the achievement of the applicable performance conditions.

Read SEC document
September 14, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 955 $781.24 $746,086.97
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 16

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,360

F14 · shares: Represents sales made pursuant to Issuer mandated sell-to-cover solely to satisfy tax withholding obligations.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionRestricted Share Unit · Derivative 1,695 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · derivative · entry 17

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,780

Underlying: Ordinary Shares · 1,695 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.

F15 · derivative.exercise_date: Consists of a grant of restricted share unit awarded to the reporting person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. One-quarter of the shares vested on September 11, 2024 and the remaining portion shall vest in equal quarterly installments over the following three years for a total vesting period of four years.

F15 · derivative.expiration_date: Consists of a grant of restricted share unit awarded to the reporting person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. One-quarter of the shares vested on September 11, 2024 and the remaining portion shall vest in equal quarterly installments over the following three years for a total vesting period of four years.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionOrdinary Shares 1,695 $0.00 $0.00
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 15

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,315

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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 240 $868.43 $208,423.20
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 14

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 29,620

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F13 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $867.77 to $868.76. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 320 $864.41 $276,612.00
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 13

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 29,860

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F12 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $864.2 to $865.05. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 280 $861.07 $241,099.60
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 12

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,180

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 280 $860.47 $240,931.99
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 11

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,460

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F11 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $860.06 to $861.02. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 240 $857.41 $205,777.61
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 10

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,740

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F10 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $857.23 to $857.76. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 240 $855.72 $205,372.80
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 9

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,980

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F9 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $855.21 to $856.07. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 680 $854.41 $581,002.00
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 8

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,220

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F8 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $853.77 to $854.64. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 640 $852.87 $545,838.40
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,900

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F7 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $852.41 to $853.19. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 320 $851.45 $272,462.40
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,540

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F6 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $851.22 to $851.52. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 80 $849.87 $67,989.60
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,860

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 560 $849.53 $475,739.21
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,940

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F5 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $848.87 to $849.84. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 320 $847.98 $271,352.00
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,500

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F4 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $847.87 to $848.01. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 200 $846.94 $169,387.82
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,820

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $846.84 to $847.62. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 200 $844.81 $168,961.32
Disclosure

SEC source: 0001137789-26-000241 · wk-form4_1789503349.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,020

F1 · shares: This sale of Ordinary Shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 30, 2026

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $844.72 to $845.15. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionNQ Stock Option · Derivative 13,439 $0.00 Strike: $158.40 $0.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · derivative · entry 32

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,317

Underlying: Ordinary Shares · 13,439 shares

Expires 2032-08-20

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.

F29 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter vested 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionNQ Options · Derivative 13,475 $0.00 Strike: $101.34 $0.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · derivative · entry 31

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,340

Underlying: Ordinary Shares · 13,475 shares

Expires 2031-09-09

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.

F28 · derivative.exercise_date: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One- quarter shall vest on September 9, 2025 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionNQ Options · Derivative 15,067 $0.00 Strike: $64.31 $0.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · derivative · entry 30

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,080

Underlying: Ordinary Shares · 15,067 shares

Expires 2030-09-11

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.

F27 · 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 11, 2024 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionNQ Options · Derivative 8,517 $0.00 Strike: $68.83 $0.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · derivative · entry 29

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 8,517 shares

Expires 2029-09-09

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.

F26 · 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, 2023 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 360 $843.55 $303,676.42
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 28

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,220

F25 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $843.41 to $843.95. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 280 $842.23 $235,824.12
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 27

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,580

F24 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $842.02 to $842.52. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 320 $841.05 $269,136.06
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 26

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,860

F23 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $840.76 to $841.60. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,000 $840.12 $840,122.80
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 25

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,180

F22 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $839.72 to $840.44. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 880 $839.15 $738,449.62
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 24

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,180

F21 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $838.71 to $839.47. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 200 $838.10 $167,619.20
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 23

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,060

F20 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $837.58 to $838.44. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 480 $836.92 $401,719.58
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 22

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,260

F19 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $836.38 to $837.35. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,320 $835.67 $1,103,088.76
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 21

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,740

F18 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $835.29 to $836.27. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,440 $834.80 $1,202,116.46
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 20

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,060

F17 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $834.29 to $835.28. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 2,080 $833.67 $1,734,023.82
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 19

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,500

F16 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $833.25 to $834.20. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 4,220 $832.68 $3,513,914.66
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 18

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,580

F15 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $832.24 to $833.23. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 4,589 $831.71 $3,816,711.68
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 17

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,800

F14 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $831.24 to $832.23. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 7,568 $830.74 $6,287,072.11
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 16

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 51,389

F13 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $830.24 to $831.23. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 5,593 $829.77 $4,640,884.59
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 15

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,957

F12 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $829.24 to $830.23. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 3,321 $828.84 $2,752,580.96
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 14

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,550

F11 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $828.23 to $829.22. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,727 $827.72 $1,429,473.99
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 13

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 67,871

F10 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $827.17 to $828.10. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,840 $826.72 $1,521,161.86
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 12

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,598

F9 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $826.14 to $827.10. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 800 $825.65 $660,522.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 11

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,438

F8 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $825.14 to $826.13. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,400 $824.60 $1,154,433.00
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 10

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 72,238

F7 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $824.14 to $825.13. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 880 $823.72 $724,874.04
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 9

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,638

F6 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $823.12 to $824.10. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,690 $822.50 $1,390,022.30
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 8

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 74,518

F5 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $822.05 to $823.03. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,550 $821.42 $1,273,195.58
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 76,208

F4 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $820.96 to $821.94. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,320 $820.54 $1,083,117.16
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,758

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $819.95 to $820.93. 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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 SaleOrdinary Shares 1,040 $819.39 $852,164.04
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,078

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $818.88 to $819.71. 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.

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September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionOrdinary Shares 13,439 $158.40 $2,128,737.60
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 80,118

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.

Read SEC document
September 11, 2026 Filed Sep 15, 2026 20:15 UTC Seagate Technology Holdings plc STX · Entity 2029 Exercise / conversionOrdinary Shares 13,475 $101.34 $1,365,556.50
Disclosure

SEC source: 0001137789-26-000240 · wk-form4_1789503341.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 66,679

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.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.