Seagate (STX) EVP receives 678 shares from RSU vesting

Rhea-AI Filing Summary

Seagate Technology Holdings plc executive vice president of global operations Chong Kian Fatt exercised restricted share units into ordinary shares as part of his equity compensation. On March 11, 2026, 678 restricted share units converted into 678 ordinary shares at a stated price of 0.0000 per share, reflecting a non-cash equity grant.

The footnote explains this award was granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan and vests over four years, with one-quarter vesting starting on September 11, 2024 and the remainder in equal quarterly installments. Following this vesting event, he directly holds 1,259 ordinary shares and 4,070 restricted share units.

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

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

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^*

Chong Kian Fatt

(Last) (First) (Middle)

SEAGATE TECHNOLOGY PLC

47488 KATO ROAD

(Street)

FREMONT CA 94538

(City) (State) (Zip)

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 Global Operations

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

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

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

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

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	03/11/2026		M		678	A	$0	1,259	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
Restricted Share Unit	$0	03/11/2026		M			678	(1)	(1)	Ordinary Shares	678	$0	4,070	D

Explanation of Responses:

1. Consists of a grant of restricted share unit awarded to the reporting person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. Subject to the Reporting Person's continuous employment, one-quarter vested starting on September 11, 2024 and then in equal quarterly installments over the following three years for a total vesting period of four years.

Remarks:

	/s/ Louis J. Thorson, Attorney-in-Fact for Kian Fatt Chong	03/12/2026
	** 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.

FAQ

What did Seagate (STX) EVP Chong Kian Fatt report in this Form 4?

He reported an equity compensation event where 678 restricted share units converted into 678 ordinary shares at a stated price of 0.0000 per share, reflecting routine vesting under Seagate’s 2022 Equity Incentive Plan rather than an open-market stock purchase or sale.

How many Seagate shares did Chong Kian Fatt acquire through this RSU vesting?

He acquired 678 ordinary shares upon vesting of an equal number of restricted share units. This conversion increased his directly held ordinary shares to 1,259, while he continued to hold 4,070 restricted share units as part of his ongoing equity compensation package.

What vesting schedule applies to Chong Kian Fatt’s Seagate restricted share units?

The grant vests over four years, subject to continuous employment. One-quarter vested starting on September 11, 2024, with the remaining three-quarters vesting in equal quarterly installments over the following three years, creating a long-term, time-based incentive structure for the executive.

Does this Seagate Form 4 show an open-market stock sale or purchase?

No, the Form 4 shows an exercise or conversion of restricted share units into ordinary shares at 0.0000 per share. It reflects equity compensation vesting, not an open-market transaction, and therefore does not indicate a discretionary buy or sell decision in the market.

How many Seagate ordinary shares does Chong Kian Fatt hold after this transaction?

After the RSU vesting, he directly holds 1,259 ordinary shares, according to the filing. He also continues to hold 4,070 restricted share units, which may vest over time if employment and plan conditions are satisfied under the 2022 Equity Incentive Plan.

What equity plan governs Chong Kian Fatt’s restricted share units at Seagate (STX)?

His restricted share units were granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. The plan provides time-based vesting over four years, with one-quarter vesting on September 11, 2024 and the balance vesting quarterly over the following three years.