Seagate CFO sells 45,898 shares, exercises options

Seagate’s CFO exercised 50,498 options and sold 45,898 STX Ordinary Shares on September 11, 2026 under a pre-arranged Rule 10b5-1 plan.

Rhea-AI Filing Summary

Seagate Technology Holdings plc (STX) reported that its EVP & CFO, Gianluca Romano, on September 11, 2026 exercised stock options covering 50,498 Ordinary Shares at strike prices of $64.31, $68.83, $101.34 and $158.40 per share and acquired the corresponding shares. On the same date he sold 45,898 Ordinary Shares in a series of open-market transactions at weighted-average prices generally between the high $818s and low $844s per share. All the option exercises and share sales were effected pursuant to a Rule 10b5-1 trading plan adopted on April 30, 2026.

Insider Trade Summary 10b5-1

Exercise and sale activity reported; no spread calculated

Exercise and Sale 32 txns

Insider Romano Gianluca

Role EVP & CFO

Sold 45,898 shs ($38.10M)

Approx. gross sale proceeds $38.10M

Approx. exercise cost $5.05M

Type	Security	Shares	Price	Value
Exercise	NQ Options F26	8,517	$0.00	$0.00
Exercise	NQ Options F27	15,067	$0.00	$0.00
Exercise	NQ Options F28	13,475	$0.00	$0.00
Exercise	NQ Stock Option F29	13,439	$0.00	$0.00
Exercise	Ordinary Shares F1	8,517	$68.83	$586K
Exercise	Ordinary Shares	15,067	$64.31	$969K
Exercise	Ordinary Shares	13,475	$101.34	$1.37M
Exercise	Ordinary Shares	13,439	$158.40	$2.13M
Sale	Ordinary Shares F2	1,040	$819.3885	$852K
Sale	Ordinary Shares F3	1,320	$820.5433	$1.08M
Sale	Ordinary Shares F4	1,550	$821.4165	$1.27M
Sale	Ordinary Shares F5	1,690	$822.4984	$1.39M
Sale	Ordinary Shares F6	880	$823.7205	$725K
Sale	Ordinary Shares F7	1,400	$824.595	$1.15M
Sale	Ordinary Shares F8	800	$825.6525	$661K
Sale	Ordinary Shares F9	1,840	$826.7184	$1.52M
Sale	Ordinary Shares F10	1,727	$827.7209	$1.43M
Sale	Ordinary Shares F11	3,321	$828.841	$2.75M
Sale	Ordinary Shares F12	5,593	$829.7666	$4.64M
Sale	Ordinary Shares F13	7,568	$830.7442	$6.29M
Sale	Ordinary Shares F14	4,589	$831.7088	$3.82M
Sale	Ordinary Shares F15	4,220	$832.6812	$3.51M
Sale	Ordinary Shares F16	2,080	$833.6653	$1.73M
Sale	Ordinary Shares F17	1,440	$834.8031	$1.20M
Sale	Ordinary Shares F18	1,320	$835.6733	$1.10M
Sale	Ordinary Shares F19	480	$836.9158	$402K
Sale	Ordinary Shares F20	200	$838.096	$168K
Sale	Ordinary Shares F21	880	$839.1473	$738K
Sale	Ordinary Shares F22	1,000	$840.1228	$840K
Sale	Ordinary Shares F23	320	$841.0502	$269K
Sale	Ordinary Shares F24	280	$842.229	$236K
Sale	Ordinary Shares F25	360	$843.5456	$304K

Holdings After Transaction: NQ Options — 50,420 contracts (Direct); NQ Stock Option — 40,317 contracts (Direct); Ordinary Shares — 34,220 shares (Direct)

Footnotes (29)

1. 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.
2. 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.
3. 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.
4. 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.
5. 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.
6. 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.
7. 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.
8. 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.
9. 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.
10. 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.
11. 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.
12. 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.
13. 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.
14. 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.
15. 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.
16. 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.
17. 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.
18. 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.
19. 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.
20. 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.
21. 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.
22. 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.
23. 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.
24. 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.
25. 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.
26. 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.
27. 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.
28. 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.
29. 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.

Key Figures

Options exercised: 50,498 shares Shares sold: 45,898 shares Number of sale transactions: 24 +4 more

7 metrics

Options exercised 50,498 shares Total options exercised into Ordinary Shares on September 11, 2026

Shares sold 45,898 shares Total Ordinary Shares sold in open-market transactions on September 11, 2026

Number of sale transactions 24 Non-derivative sale transactions of Ordinary Shares reported for September 11, 2026

Sale price range $818.88–$843.95 per share Price ranges from weighted-average sale price footnotes F2–F25

Strike prices on exercised options $64.31, $68.83, $101.34, $158.40 per share Exercise prices for derivative securities converted into Ordinary Shares

Remaining options in one grant 40,317 options Directly owned after exercising 13,439 options from a grant expiring August 20, 2032

Trading plan adoption date April 30, 2026 Date of Rule 10b5-1 plan covering all reported exercises and sales

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, vesting schedule, Ordinary Shares, +1 more

5 terms

Rule 10b5-1 trading plan regulatory

"All option exercises and sales of Ordinary Shares ... were effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sale price financial

"The price reported above reflects the weighted average sale price"

vesting schedule financial

"Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule"

A vesting schedule is a timeline that determines when someone gains full ownership of certain benefits, such as company stock or retirement contributions. Think of it like earning the right to own a gift gradually over time, rather than receiving it all at once. It matters to investors because it affects when they can fully access or sell these benefits, influencing their financial planning and decision-making.

Ordinary Shares financial

"These Ordinary Shares were sold in multiple trades at prices ranging"

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

expiration date financial

"NQ Options ... expiration_date: "2029-09-09""

The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Seagate (STX) disclose for Gianluca Romano on September 11, 2026?

Gianluca Romano, Seagate’s EVP & CFO, exercised options for 50,498 Ordinary Shares and sold 45,898 Ordinary Shares on September 11, 2026 in multiple transactions reported on this Form 4.

Were Gianluca Romano’s STX transactions made under a Rule 10b5-1 plan?

Yes. All reported option exercises and sales of Seagate (STX) Ordinary Shares were effected pursuant to a Rule 10b5-1 trading plan adopted by Gianluca Romano on April 30, 2026, as disclosed in the filing footnotes.

How many Seagate (STX) shares did the CFO sell and at what prices?

The CFO sold 45,898 Ordinary Shares of Seagate in 24 open-market transactions. Footnotes state these were executed in price ranges from about $818.88 up to about $843.95 per share, with each reported figure representing a weighted average sale price.

What stock options did Gianluca Romano exercise in Seagate (STX)?

He exercised 50,498 stock options convertible into Seagate Ordinary Shares at strike prices of $64.31, $68.83, $101.34 and $158.40 per share, with option expiration dates between September 9, 2029 and August 20, 2032.

How many Seagate (STX) options remain from one of the exercised grants?

For one option grant with a $158.40 exercise price and an expiration date of August 20, 2032, the Form 4 reports 40,317 options remaining directly owned after the September 11, 2026 exercise transaction linked to that grant.

What is the overall share direction of the CFO’s September 11, 2026 STX trades?

Across the reported transactions, Gianluca Romano had net sales of 45,898 Ordinary Shares of Seagate on September 11, 2026, alongside option exercises totaling 50,498 shares, resulting in a net-sell position for this filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/15/2026 - 04:16 PM Accepted by SEC EDGAR 09/15/2026 - 04:15 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Romano Gianluca

(Last) (First) (Middle)

SEAGATE TECHNOLOGY HOLDINGS PLC

47488 KATO ROAD

(Street)

FREMONT CALIFORNIA 94538

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Seagate Technology Holdings plc [ STX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	09/11/2026		M		8,517(1)	A	$68.83	38,137	D
Ordinary Shares	09/11/2026		M		15,067	A	$64.31	53,204	D
Ordinary Shares	09/11/2026		M		13,475	A	$101.34	66,679	D
Ordinary Shares	09/11/2026		M		13,439	A	$158.4	80,118	D
Ordinary Shares	09/11/2026		S		1,040	D	$819.3885(2)	79,078	D
Ordinary Shares	09/11/2026		S		1,320	D	$820.5433(3)	77,758	D
Ordinary Shares	09/11/2026		S		1,550	D	$821.4165(4)	76,208	D
Ordinary Shares	09/11/2026		S		1,690	D	$822.4984(5)	74,518	D
Ordinary Shares	09/11/2026		S		880	D	$823.7205(6)	73,638	D
Ordinary Shares	09/11/2026		S		1,400	D	$824.595(7)	72,238	D
Ordinary Shares	09/11/2026		S		800	D	$825.6525(8)	71,438	D
Ordinary Shares	09/11/2026		S		1,840	D	$826.7184(9)	69,598	D
Ordinary Shares	09/11/2026		S		1,727	D	$827.7209(10)	67,871	D
Ordinary Shares	09/11/2026		S		3,321	D	$828.841(11)	64,550	D
Ordinary Shares	09/11/2026		S		5,593	D	$829.7666(12)	58,957	D
Ordinary Shares	09/11/2026		S		7,568	D	$830.7442(13)	51,389	D
Ordinary Shares	09/11/2026		S		4,589	D	$831.7088(14)	46,800	D
Ordinary Shares	09/11/2026		S		4,220	D	$832.6812(15)	42,580	D
Ordinary Shares	09/11/2026		S		2,080	D	$833.6653(16)	40,500	D
Ordinary Shares	09/11/2026		S		1,440	D	$834.8031(17)	39,060	D
Ordinary Shares	09/11/2026		S		1,320	D	$835.6733(18)	37,740	D
Ordinary Shares	09/11/2026		S		480	D	$836.9158(19)	37,260	D
Ordinary Shares	09/11/2026		S		200	D	$838.096(20)	37,060	D
Ordinary Shares	09/11/2026		S		880	D	$839.1473(21)	36,180	D
Ordinary Shares	09/11/2026		S		1,000	D	$840.1228(22)	35,180	D
Ordinary Shares	09/11/2026		S		320	D	$841.0502(23)	34,860	D
Ordinary Shares	09/11/2026		S		280	D	$842.229(24)	34,580	D
Ordinary Shares	09/11/2026		S		360	D	$843.5456(25)	34,220	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
NQ Options	$68.83	09/11/2026		M			8,517	(26)	09/09/2029	Ordinary Shares	8,517	$0	0	D
NQ Options	$64.31	09/11/2026		M			15,067	(27)	09/11/2030	Ordinary Shares	15,067	$0	18,080	D
NQ Options	$101.34	09/11/2026		M			13,475	(28)	09/09/2031	Ordinary Shares	13,475	$0	32,340	D
NQ Stock Option	$158.4	09/11/2026		M			13,439	(29)	08/20/2032	Ordinary Shares	13,439	$0	40,317	D

Explanation of Responses:

1. 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.

2. 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.

3. 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.

4. 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.

5. 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.

6. 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.

7. 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.

8. 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.

9. 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.

10. 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.

11. 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.

12. 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.

13. 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.

14. 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.

15. 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.

16. 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.

17. 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.

18. 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.

19. 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.

20. 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.

21. 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.

22. 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.

23. 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.

24. 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.

25. 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.

26. 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.

27. 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.

28. 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.

29. 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.

Remarks:

	/s/ Louis J. Thorson, Attorney-in-Fact for Gianluca Romano	09/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)