Seagate Technology (NASDAQ: STX) CFO sells 1,902 shares via 10b5-1 plan

Rhea-AI Filing Summary

Seagate Technology Holdings plc EVP & CFO Gianluca Romano sold 1,902 Ordinary Shares in a planned open-market transaction. On May 7, 2026, he sold 1,902 shares at $770.00 per share and held 40,945 shares directly afterward. The filing notes all transactions were carried out under a Rule 10b5-1 trading plan adopted on November 26, 2025, indicating these sales were pre-arranged rather than opportunistic.

Insider Trade Summary 10b5-1

Net Seller: 1,902 shares ($1,464,540)

Net Sell 1 txn

Insider Romano Gianluca

Role EVP & CFO

Sold 1,902 shs ($1.46M)

Type	Security	Shares	Price	Value
Sale	Ordinary Shares	1,902	$770.00	$1.46M

Holdings After Transaction: Ordinary Shares — 40,945 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 1,902 shares Sale price per share: $770.00 per share Shares held after transaction: 40,945 shares +1 more

4 metrics

Shares sold 1,902 shares Open-market sale of Ordinary Shares on May 7, 2026

Sale price per share $770.00 per share Price for the 1,902 Ordinary Shares sold

Shares held after transaction 40,945 shares Direct ownership of Gianluca Romano following the sale

Trading plan adoption date November 26, 2025 Rule 10b5-1 trading plan governing the reported sale

Key Terms

Rule 10b5-1 trading plan, open-market sale, Ordinary Shares, non-derivative

4 terms

Rule 10b5-1 trading plan regulatory

"All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted..."

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.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Ordinary Shares financial

""security_title": "Ordinary Shares""

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.

non-derivative financial

""transaction_type": "non-derivative""

Form 4 Insider Transactions: What Each Field Means →

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)
05/07/2026

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	05/07/2026		S		1,902(1)	D	$770	40,945	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

Explanation of Responses:

1. 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.

Remarks:

	/s/ Louis J. Thorson, Attorney-in-Fact for Gianluca Romano	05/08/2026
	** 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)

FAQ

What insider transaction did Seagate (STX) disclose for CFO Gianluca Romano?

Seagate disclosed that EVP & CFO Gianluca Romano sold 1,902 Ordinary Shares. The transaction was an open-market sale at $770.00 per share, and it was executed under a pre-established Rule 10b5-1 trading plan adopted on November 26, 2025.

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

Gianluca Romano sold 1,902 Seagate Ordinary Shares at $770.00 per share. This open-market sale was reported as a non-derivative transaction on May 7, 2026, and occurred pursuant to a previously adopted Rule 10b5-1 trading plan.

How many Seagate (STX) shares does the CFO hold after this Form 4 sale?

After selling 1,902 Ordinary Shares, Gianluca Romano directly holds 40,945 Seagate shares. This post-transaction ownership figure comes from the Form 4 and reflects his remaining direct stake following the reported open-market sale on May 7, 2026.

Was the Seagate (STX) CFO’s share sale made under a Rule 10b5-1 plan?

Yes. The filing states all reported transactions were effected under a Rule 10b5-1 trading plan adopted by Gianluca Romano on November 26, 2025. Such pre-arranged plans schedule trades in advance, helping separate routine diversification from discretionary timing decisions.

What type of security did the Seagate (STX) CFO sell in this transaction?

The transaction involved Seagate Ordinary Shares, classified as non-derivative securities. Romano’s Form 4 shows an open-market sale of 1,902 Ordinary Shares at $770.00 per share, with no associated derivative exercises or conversions reported in this particular filing.