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Nasdaq · USD

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Seagate Technology Holdings plc

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Tapewire entity
2029
SEC CIK
0001137789
Parsed reports
754

Last 12 months

Inside the activity.

0 purchase rows · 715 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025048
Dec 2025011
Jan 2026015
Feb 2026018
Mar 2026025
Apr 2026021
May 2026090
Jun 2026064
Jul 2026046
Aug 20260204
Sep 20260129
Oct 2026044

Latest available

Insider transactions

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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 dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
May 13, 2026 Filed May 14, 2026 20:52 UTC
Teh Ban SengEVP & Chief Commercial Officer
SaleOrdinary Shares 520 $800.26 $416,135.41
Disclosure

SEC source: 0001137789-26-000105 · wk-form4_1778791926.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,728

F1 · shares: All transactions reported in this Form 4 on 5/13/2026 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2026.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $800 to $800.95. 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.

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May 07, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,902 $770.00 $1,464,540.00
Disclosure

SEC source: 0001137789-26-000103 · wk-form4_1778274020.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,945

F1 · shares: All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 26, 2025.

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May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 627 $786.84 $493,346.11
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 30

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,847

F31 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $786.42 to $787.10. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 348 $785.99 $273,525.60
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 29

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,474

F30 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $785.42 to $786.36. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 280 $784.68 $219,709.90
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 28

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,822

F29 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $784.29 to $785.27. 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.

Read SEC document
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 840 $783.83 $658,414.76
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 27

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,102

F28 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $783.22 to $784.18. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,400 $782.55 $1,095,573.22
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 26

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,942

F27 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $782.21 to $783.18. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 2,204 $781.77 $1,723,023.72
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 25

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,342

F26 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $781.20 to $782.19. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,360 $780.63 $1,061,651.22
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 24

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 48,546

F25 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $780.20 to $781.19. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 419 $779.64 $326,668.49
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 23

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 49,906

F24 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $779.19 to $780.11. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 400 $778.56 $311,422.00
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 22

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 50,325

F23 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $778.18 to $779.17. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 440 $777.42 $342,064.01
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 21

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 50,725

F22 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $777.16 to $778.04. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,050 $776.53 $815,351.67
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 20

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 51,165

F21 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $776.14 to $777.08. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,272 $775.48 $986,405.22
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 19

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,215

F20 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $775.13 to $776.12. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,480 $774.52 $1,146,289.60
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 18

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 53,487

F19 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $774.12 to $775.11. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,227 $773.65 $949,269.41
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 17

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,967

F18 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $773.11 to $774.10. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 1,740 $772.62 $1,344,363.67
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 16

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 56,194

F17 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $772.09 to $773.07. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 961 $771.50 $741,413.33
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 15

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,934

F16 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $770.88 to $771.79. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 840 $770.38 $647,119.62
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 14

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,895

F15 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $769.87 to $770.86. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 720 $769.08 $553,738.39
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 13

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 59,735

F14 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $768.75 to $769.69. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 680 $768.34 $522,469.98
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 12

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 60,455

F13 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $767.73 to $768.71. 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.

Read SEC document
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 520 $767.13 $398,909.21
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 11

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,135

F12 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $766.59 to $767.42. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 200 $765.39 $153,078.00
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 10

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,655

F11 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $765.03 to $766.00. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 680 $764.32 $519,736.78
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 9

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,855

F10 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $764.00 to $764.99. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 360 $763.30 $274,788.79
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 8

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,535

F9 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $762.87 to $763.86. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 440 $762.16 $335,349.61
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,895

F8 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $761.71 to $762.65. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 440 $760.94 $334,815.58
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,335

F7 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $760.58 to $761.29. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 360 $759.97 $273,589.60
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,775

F6 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $759.58 to $760.43. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 280 $758.60 $212,407.19
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,135

F5 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $758.31 to $758.96. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 400 $757.67 $303,067.20
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,415

F4 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $757.22 to $758.20. 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.

Read SEC document
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 320 $756.71 $242,147.20
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,815

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $756.18 to $757.07. 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
May 06, 2026 Filed May 8, 2026 21:00 UTC SaleOrdinary Shares 200 $754.92 $150,983.20
Disclosure

SEC source: 0001137789-26-000102 · wk-form4_1778274011.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 65,135

F1 · shares: All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 26, 2025.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $754.46 to $755.41. 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
May 05, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 40 $767.33 $30,693.20
Disclosure

SEC source: 0001137789-26-000099 · wk-form4_1778099793.xml · nonDerivative · entry 2

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,664

Read SEC document
May 05, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 1,540 $766.60 $1,180,556.76
Disclosure

SEC source: 0001137789-26-000099 · wk-form4_1778099793.xml · nonDerivative · entry 1

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,704

F1 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $766.29 to $767.25. 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
May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 40 $748.14 $29,925.60
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 14

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,954

Read SEC document
May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 120 $745.64 $89,476.80
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 13

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,994

F14 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $745.34 to $745.83. 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
May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 80 $744.52 $59,561.60
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 12

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,114

F13 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $744.18 to $744.86. 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
May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 248 $743.46 $184,377.68
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 11

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,194

F12 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $743.14 to $743.94. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 398 $742.47 $295,502.46
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 10

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,442

F11 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $742.08 to $743.04. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 615 $740.93 $455,671.95
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 9

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,840

F10 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $740.36 to $741.35. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 631 $739.94 $466,902.39
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 8

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,455

F9 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $739.36 to $740.27. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 427 $738.79 $315,461.45
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 7

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,086

F8 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $738.31 to $739.09. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 800 $737.77 $590,212.88
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 6

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,513

F7 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $737.28 to $738.21. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 734 $736.81 $540,818.32
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 5

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,313

F6 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $736.27 to $737.25. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 520 $735.69 $382,561.19
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 4

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,047

F5 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $735.27 to $736.21. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 613 $734.86 $450,471.88
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 3

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,567

F4 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $734.27 to $735.23. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 240 $733.67 $176,081.59
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 2

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,180

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $733.23 to $734.08. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC SaleOrdinary Shares 160 $731.65 $117,064.40
Disclosure

SEC source: 0001137789-26-000098 · wk-form4_1778099781.xml · nonDerivative · entry 1

Morris John Christopher · CIK 0001988271 · EVP & CTO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,420

F1 · shares: All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on January 29, 2026.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $731.38 to $732.18. 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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May 04, 2026 Filed May 6, 2026 20:36 UTC
Lee James CIEVP & CLO
SaleOrdinary Shares 697 $741.17 $516,595.49
Disclosure

SEC source: 0001137789-26-000097 · wk-form4_1778099775.xml · nonDerivative · entry 1

Lee James CI · CIK 0001773423 · EVP & CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 324

F1 · shares: These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person on January 29, 2026.

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April 22, 2026 Filed Apr 23, 2026 20:54 UTC
Lee James CIEVP & CLO
Exercise / conversionRestricted Share Unit · Derivative 1,237 $0.00 $0.00
Disclosure

SEC source: 0001137789-26-000078 · wk-form4_1776977687.xml · derivative · entry 3

Lee James CI · CIK 0001773423 · EVP & CLO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,139

Underlying: Ordinary Shares · 1,237 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_price: Each restricted share unit ("RSU") represents a contingent right to receive one Ordinary Share of the Issuer.

F3 · derivative.exercise_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. Such RSUs vested as to one-quarter of the shares on July 22, 2025 and then in equal quarterly installments thereafter.

F3 · derivative.expiration_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. Such RSUs vested as to one-quarter of the shares on July 22, 2025 and then in equal quarterly installments thereafter.

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