4Filing Date: Sep 15, 2026

Seagate Technology (STX)

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0001137789-26-000240
Total Value$43.15M
Trades32
Insiders1

Transaction Details

Romano Gianluca
EVP & CFO·Direct
Exercise · Acquire
Ordinary Shares
Shares+13.47K
Price$101.34
Total Value$1.37M
Shares Owned After66.68K
Transaction DateSep 11, 2026
10b5-1
Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.32K
Price$820.54
Total Value$1.08M
Shares Owned After77.76K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.40K
Price$824.60
Total Value$1.15M
Shares Owned After72.24K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.73K
Price$827.72
Total Value$1.43M
Shares Owned After67.87K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-4.59K
Price$831.71
Total Value$3.82M
Shares Owned After46.80K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-4.22K
Price$832.68
Total Value$3.51M
Shares Owned After42.58K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.32K
Price$835.67
Total Value$1.10M
Shares Owned After37.74K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-480
Price$836.92
Total Value$401.7K
Shares Owned After37.26K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.00K
Price$840.12
Total Value$840.1K
Shares Owned After35.18K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-360
Price$843.55
Total Value$303.7K
Shares Owned After34.22K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Dispose
NQ OptionsDerivative
Shares-13.47K
Price$0.00
Total Value$0
Shares Owned After32.34K
Transaction DateSep 11, 2026
Exercise Price$101.34
ExpiresSep 9, 2031
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Acquire
Ordinary Shares
Shares+15.07K
Price$64.31
Total Value$969.0K
Shares Owned After53.20K
Transaction DateSep 11, 2026
10b5-1
Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.04K
Price$819.39
Total Value$852.2K
Shares Owned After79.08K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-880
Price$823.72
Total Value$724.9K
Shares Owned After73.64K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.84K
Price$826.72
Total Value$1.52M
Shares Owned After69.60K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-7.57K
Price$830.74
Total Value$6.29M
Shares Owned After51.39K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-880
Price$839.15
Total Value$738.4K
Shares Owned After36.18K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-280
Price$842.23
Total Value$235.8K
Shares Owned After34.58K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Dispose
NQ OptionsDerivative
Shares-15.07K
Price$0.00
Total Value$0
Shares Owned After18.08K
Transaction DateSep 11, 2026
Exercise Price$64.31
ExpiresSep 11, 2030
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Acquire
Ordinary Shares
Shares+13.44K
Price$158.40
Total Value$2.13M
Shares Owned After80.12K
Transaction DateSep 11, 2026
10b5-1
Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.69K
Price$822.50
Total Value$1.39M
Shares Owned After74.52K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-5.59K
Price$829.77
Total Value$4.64M
Shares Owned After58.96K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.44K
Price$834.80
Total Value$1.20M
Shares Owned After39.06K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-200
Price$838.10
Total Value$167.6K
Shares Owned After37.06K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-320
Price$841.05
Total Value$269.1K
Shares Owned After34.86K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Dispose
NQ OptionsDerivative
Shares-8.52K
Price$0.00
Total Value$0
Shares Owned After0
Transaction DateSep 11, 2026
Exercise Price$68.83
ExpiresSep 9, 2029
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Dispose
NQ Stock OptionDerivative
Shares-13.44K
Price$0.00
Total Value$0
Shares Owned After40.32K
Transaction DateSep 11, 2026
Exercise Price$158.40
ExpiresAug 20, 2032
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Exercise · Acquire
Ordinary Shares
Shares+8.52K
Price$68.83
Total Value$586.2K
Shares Owned After38.14K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

All option exercises and 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 April 30, 2026.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-1.55K
Price$821.42
Total Value$1.27M
Shares Owned After76.21K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-800
Price$825.65
Total Value$660.5K
Shares Owned After71.44K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-3.32K
Price$828.84
Total Value$2.75M
Shares Owned After64.55K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Romano Gianluca
EVP & CFO·Direct
Sell · Dispose
Ordinary Shares
Shares-2.08K
Price$833.67
Total Value$1.73M
Shares Owned After40.50K
Transaction DateSep 11, 2026
10b5-1
Footnotes ▸

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.

Post-Transaction Holdings

Romano Gianluca · EVP & CFO
SecuritySharesChange
NQ Options32.34K-37.06K (-53.40%)
NQ Stock Option40.32K-13.44K (-25.00%)
Ordinary Shares66.68K+4.60K (7.41%)
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Deep Analysis

Seagate CFO Gianluca Romano exercised 50,498 options and sold 45,898 shares for roughly $38.1M under a Rule 10b5-1 plan, a net increase of only 4,600 shares.

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Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-11 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Seagate Technology Holdings plc (STX) CIK: 0001137789 --- Reporting Owner --- Name: Romano Gianluca CIK: 0001764650 Role: Officer (EVP & CFO) --- Non-Derivative Transactions --- [Transaction #1] Security: Ordinary Shares Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: +8,517 | Price: $68.83 Total Value: $586,225.11 Shares Owned After: 38,137 | Ownership: D (Direct) Footnotes: [F1] All option exercises and 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 April 30, 2026. [Transaction #2] Security: Ordinary Shares Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: +15,067 | Price: $64.31 Total Value: $968,958.77 Shares Owned After: 53,204 | Ownership: D (Direct) [Transaction #3] Security: Ordinary Shares Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: +13,475 | Price: $101.34 Total Value: $1,365,556.50 Shares Owned After: 66,679 | Ownership: D (Direct) [Transaction #4] Security: Ordinary Shares Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: +13,439 | Price: $158.40 Total Value: $2,128,737.60 Shares Owned After: 80,118 | Ownership: D (Direct) [Transaction #5] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,040 | Price: $819.39 Total Value: $852,164.04 Shares Owned After: 79,078 | Ownership: D (Direct) Footnotes: [F2] 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. [Transaction #6] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,320 | Price: $820.54 Total Value: $1,083,117.16 Shares Owned After: 77,758 | Ownership: D (Direct) Footnotes: [F3] 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. [Transaction #7] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,550 | Price: $821.42 Total Value: $1,273,195.57 Shares Owned After: 76,208 | Ownership: D (Direct) Footnotes: [F4] 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. [Transaction #8] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,690 | Price: $822.50 Total Value: $1,390,022.30 Shares Owned After: 74,518 | Ownership: D (Direct) Footnotes: [F5] 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. [Transaction #9] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -880 | Price: $823.72 Total Value: $724,874.04 Shares Owned After: 73,638 | Ownership: D (Direct) Footnotes: [F6] 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. [Transaction #10] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,400 | Price: $824.60 Total Value: $1,154,433.00 Shares Owned After: 72,238 | Ownership: D (Direct) Footnotes: [F7] 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. [Transaction #11] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -800 | Price: $825.65 Total Value: $660,522.00 Shares Owned After: 71,438 | Ownership: D (Direct) Footnotes: [F8] 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. [Transaction #12] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,840 | Price: $826.72 Total Value: $1,521,161.86 Shares Owned After: 69,598 | Ownership: D (Direct) Footnotes: [F9] 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. [Transaction #13] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,727 | Price: $827.72 Total Value: $1,429,473.99 Shares Owned After: 67,871 | Ownership: D (Direct) Footnotes: [F10] 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. [Transaction #14] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -3,321 | Price: $828.84 Total Value: $2,752,580.96 Shares Owned After: 64,550 | Ownership: D (Direct) Footnotes: [F11] 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. [Transaction #15] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -5,593 | Price: $829.77 Total Value: $4,640,884.59 Shares Owned After: 58,957 | Ownership: D (Direct) Footnotes: [F12] 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. [Transaction #16] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -7,568 | Price: $830.74 Total Value: $6,287,072.11 Shares Owned After: 51,389 | Ownership: D (Direct) Footnotes: [F13] 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. [Transaction #17] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -4,589 | Price: $831.71 Total Value: $3,816,711.68 Shares Owned After: 46,800 | Ownership: D (Direct) Footnotes: [F14] 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. [Transaction #18] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -4,220 | Price: $832.68 Total Value: $3,513,914.66 Shares Owned After: 42,580 | Ownership: D (Direct) Footnotes: [F15] 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. [Transaction #19] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -2,080 | Price: $833.67 Total Value: $1,734,023.82 Shares Owned After: 40,500 | Ownership: D (Direct) Footnotes: [F16] 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. [Transaction #20] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,440 | Price: $834.80 Total Value: $1,202,116.46 Shares Owned After: 39,060 | Ownership: D (Direct) Footnotes: [F17] 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. [Transaction #21] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,320 | Price: $835.67 Total Value: $1,103,088.76 Shares Owned After: 37,740 | Ownership: D (Direct) Footnotes: [F18] 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. [Transaction #22] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -480 | Price: $836.92 Total Value: $401,719.58 Shares Owned After: 37,260 | Ownership: D (Direct) Footnotes: [F19] 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. [Transaction #23] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -200 | Price: $838.10 Total Value: $167,619.20 Shares Owned After: 37,060 | Ownership: D (Direct) Footnotes: [F20] 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. [Transaction #24] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -880 | Price: $839.15 Total Value: $738,449.62 Shares Owned After: 36,180 | Ownership: D (Direct) Footnotes: [F21] 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. [Transaction #25] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -1,000 | Price: $840.12 Total Value: $840,122.80 Shares Owned After: 35,180 | Ownership: D (Direct) Footnotes: [F22] 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. [Transaction #26] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -320 | Price: $841.05 Total Value: $269,136.06 Shares Owned After: 34,860 | Ownership: D (Direct) Footnotes: [F23] 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. [Transaction #27] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -280 | Price: $842.23 Total Value: $235,824.12 Shares Owned After: 34,580 | Ownership: D (Direct) Footnotes: [F24] 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. [Transaction #28] Security: Ordinary Shares Date: 2026-09-11 | Code: S (Open market sale) Shares: -360 | Price: $843.55 Total Value: $303,676.42 Shares Owned After: 34,220 | Ownership: D (Direct) Footnotes: [F25] 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. --- Derivative Transactions --- [Transaction #1] Security: NQ Options Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: -8,517 | Price: $0.00 Exercise Price: $68.83 Exercisable: N/A | Expires: 2029-09-09 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F26] 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. [Transaction #2] Security: NQ Options Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: -15,067 | Price: $0.00 Exercise Price: $64.31 Exercisable: N/A | Expires: 2030-09-11 Shares Owned After: 18,080 | Ownership: D (Direct) Footnotes: [F27] 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. [Transaction #3] Security: NQ Options Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: -13,475 | Price: $0.00 Exercise Price: $101.34 Exercisable: N/A | Expires: 2031-09-09 Shares Owned After: 32,340 | Ownership: D (Direct) Footnotes: [F28] 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. [Transaction #4] Security: NQ Stock Option Date: 2026-09-11 | Code: M (Exercise of derivative) Shares: -13,439 | Price: $0.00 Exercise Price: $158.40 Exercisable: N/A | Expires: 2032-08-20 Shares Owned After: 40,317 | Ownership: D (Direct) Footnotes: [F29] 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. --- Footnotes (Complete Index) --- F1: All option exercises and 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 April 30, 2026. F10: 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. F11: 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. F12: 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. F13: 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. F14: 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. F15: 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. F16: 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. F17: 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. F18: 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. F19: 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. F2: 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. F20: 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. F21: 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. F22: 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. F23: 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. F24: 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. F25: 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. F26: 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. F27: 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. F28: 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. F29: 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. F3: 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. F4: 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. F5: 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. F6: 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. F7: 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. F8: 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. F9: 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. --- Signature --- /s/ /s/ Louis J. Thorson, Attorney-in-Fact for Gianluca Romano (2026-09-15)

keid analysis is for reference only and does not constitute investment advice.