Seagate director exercises RSUs, withholds shares for tax

Seagate Technology Holdings plc director Thomas A. Szlosek reported an amended Form 4 reflecting equity award activity tied to a prior restricted share unit grant.

Rhea-AI Filing Summary

Seagate Technology Holdings plc director Thomas A. Szlosek reported an amended Form 4 reflecting equity award activity tied to a prior restricted share unit grant. On October 25, 2025, he exercised 470 restricted share units, receiving the same number of Ordinary Shares at no cash cost.

Of these shares, 113 Ordinary Shares at $234.12 per share were automatically withheld to cover tax obligations, a disposition classified as payment of tax liability, leaving 357 Ordinary Shares held directly. The amendment is described as being made due to an administrative oversight, and the RSUs were originally granted on August 23, 2025 under the 2022 Equity Incentive Plan.

Insider Trade Summary

470 shares exercised/converted

Exercise 3 txns

Insider Szlosek Thomas A

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Share Unit	470	$0.00	$0.00
Exercise	Ordinary Shares	470	$0.00	$0.00
Exercise Price or Tax Liability	Ordinary Shares	113	$234.12	$26K

Holdings After Transaction: Restricted Share Unit — 0 contracts (Direct); Ordinary Shares — 357 shares (Direct)

Footnotes (2)

1. F1. This amendment is being filed due to an administrative oversight.
2. F2. Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person on August 23, 2025 under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares were released to the Reporting Person on the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 27, 2025.

FAQ

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

What insider transaction did Thomas A. Szlosek report for Seagate (STX)?

Thomas A. Szlosek reported exercising 470 restricted share units into Ordinary Shares and a related tax-withholding share disposition. This Form 4/A amendment corrects an earlier oversight and details how many shares were acquired and withheld on the transaction date.

How many Seagate (STX) shares did Szlosek receive and retain from the RSU exercise?

He received 470 Ordinary Shares from exercising restricted share units and retained 357 shares afterward. The difference of 113 shares was withheld to satisfy tax liabilities, according to the reported tax-withholding disposition transaction.

What does the tax-withholding transaction in Szlosek’s Seagate (STX) filing mean?

The filing shows 113 Ordinary Shares disposed at $234.12 per share to pay taxes. This is a non-cash, automatic tax-withholding disposition, not an open-market sale, tied directly to the restricted share unit exercise on the same date.

Why is this Seagate (STX) Form 4/A labeled as an amendment?

The Form 4/A is labeled an amendment because it is being filed due to an administrative oversight. The footnote states the purpose is to correct prior reporting, while restating the details of the original equity award and its settlement.

When were the restricted share units granted to Szlosek at Seagate (STX)?

The restricted share units were granted on August 23, 2025 under Seagate Technology Holdings plc’s 2022 Equity Incentive Plan. Each RSU represents a contingent right to receive one Ordinary Share upon satisfaction of the plan’s service-based release conditions.

Under which plan were Szlosek’s Seagate (STX) RSUs issued and how do they settle?

The RSUs were issued under the Seagate Technology Holdings plc 2022 Equity Incentive Plan. Each unit represents a contingent right to receive one Ordinary Share, released upon continuous service through the specified shareholder meeting date following the fiscal year end.

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

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Accepted by SEC EDGAR 11/12/2025 - 04:38 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).

1. Name and Address of Reporting Person^*

Szlosek Thomas A

(Last) (First) (Middle)

47488 KATO RD

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
10/25/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
10/28/2025

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	10/25/2025		M		470	A	$0	470(1)	D
Ordinary Shares	10/25/2025		F		113	D	$234.12	357	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	10/25/2025		M			470	(2)	(2)	Ordinary Shares	470	$0	0	D

Explanation of Responses:

1. This amendment is being filed due to an administrative oversight.

2. Consists of a grant of restricted share units (RSUs) awarded to the Reporting Person on August 23, 2025 under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares were released to the Reporting Person on the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on June 27, 2025.

Remarks:

	/s/ Louis J. Thorson, Attorney-in-fact for Thomas Szlosek	11/12/2025
	** 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.
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