Seagate EVP & CTO sells 112 shares in plan trade

Seagate Technology Holdings plc EVP & CTO John Christopher Morris reported an open-market sale of 112 Ordinary Shares of Seagate on March 13, 2026 at an average price of $377.44 per share.

Accepted by SEC EDGAR 03/16/2026 - 04:30 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Seagate Technology Holdings plc EVP & CTO John Christopher Morris reported an open-market sale of 112 Ordinary Shares of Seagate on March 13, 2026 at an average price of $377.44 per share. After this transaction, he directly holds 17,580 Ordinary Shares. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on June 1, 2025.

Insider Trade Summary 10b5-1

Net Seller: 112 shares

Net Sell 1 txn

Insider Morris John Christopher

Role EVP & CTO

Sold 112 shs ($42K)

Type	Security	Shares	Price	Value
Sale	Ordinary Shares	112	$377.44	$42K

Holdings After Transaction: Ordinary Shares — 17,580 shares (Direct)

Footnotes (1)

1. F1. These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person on June 1, 2025.

FAQ

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What insider transaction did Seagate (STX) report for EVP & CTO John Christopher Morris?

Morris reported an open-market sale of 112 Seagate Ordinary Shares. The transaction occurred on March 13, 2026 at an average price of $377.44 per share and was disclosed on Form 4 as a routine Section 16 insider trading report.

How many Seagate (STX) shares did John Christopher Morris sell and at what price?

He sold 112 Seagate Ordinary Shares at an average price of $377.44 per share. This Form 4 filing classifies the transaction as an open-market sale and specifies that it involved the company’s Ordinary Shares, not derivative securities or options.

How many Seagate (STX) shares does John Christopher Morris hold after this Form 4 transaction?

Following the reported sale, Morris directly holds 17,580 Seagate Ordinary Shares. This post-transaction balance is disclosed in the Form 4 and reflects his remaining direct ownership after the March 13, 2026 open-market sale of 112 shares.

Was the Seagate (STX) insider sale by John Christopher Morris under a Rule 10b5-1 plan?

Yes. The filing states the 112 Seagate Ordinary Shares were sold under a Rule 10b5-1 trading plan. That plan was adopted by Morris on June 1, 2025, indicating the sale was pre-scheduled rather than a discretionary, spur-of-the-moment market decision.

What type of security did John Christopher Morris trade in the latest Seagate (STX) Form 4?

The transaction involved Seagate Ordinary Shares, classified as a non-derivative security. The Form 4 does not report any related derivative exercises or option activity, and the derivative holdings section shows no remaining derivative positions in this particular filing.

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

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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^*

Morris John Christopher

(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 & CTO

3. Date of Earliest Transaction (Month/Day/Year)
03/13/2026

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	03/13/2026		S		112(1)	D	$377.44	17,580	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. These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person on June 1, 2025.

Remarks:

	/s/ Louis J. Thorson, Attorney-in-Fact for John C. Morris	03/16/2026
	** 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.