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  4. [Form 4] Seagate Technology Holdings plc Insider Trading Activity

STX insider exercises options, sells 1,412 shares at $288.98

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Seagate Technology (STX) executive Ban Seng Teh reported option exercises and a same‑day sale. On 11/11/2025, he exercised nonqualified stock options for 533 Ordinary Shares at $68.83 and 879 Ordinary Shares at $64.31, then sold 1,412 Ordinary Shares at $288.98. Following these transactions, he beneficially owned 12,041 Ordinary Shares, held directly.

The filing notes the activity was effected under a Rule 10b5‑1 trading plan adopted on October 31, 2024. Derivative holdings reported after the transactions include 5,325 options (exercise price $68.83; expiration 09/09/2029) and 19,333 options (exercise price $64.31; expiration 09/11/2030), each tied to Ordinary Shares per the plan’s vesting schedules.

Positive

  • None.

Negative

  • None.
Insider Teh Ban Seng
Role EVP & Chief Commercial Officer
Sold 1,412 shs ($408K)
Type Security Shares Price Value
Exercise NQ Options 533 $0.00 --
Exercise NQ Options 879 $0.00 --
Exercise Ordinary Shares 533 $68.83 $37K
Exercise Ordinary Shares 879 $64.31 $57K
Sale Ordinary Shares 1,412 $288.98 $408K
Holdings After Transaction: NQ Options — 5,325 shares (Direct); Ordinary Shares — 12,574 shares (Direct)
Footnotes (1)
  1. The option exercise and sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 31, 2024. 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 options vest in equal monthly installments over the 36 months following September 9, 2023. 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 options vest in equal monthly installments over the 36 months following September 11, 2024.
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*
Teh Ban Seng
(Last) (First) (Middle)
SEAGATE TECHNOLOGY HOLDINGS 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 & Chief Commercial Officer
3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025
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 11/11/2025 M 533(1) A $68.83 12,574 D
Ordinary Shares 11/11/2025 M 879 A $64.31 13,453 D
Ordinary Shares 11/11/2025 S 1,412 D $288.98 12,041 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 11/11/2025 M 533 (2) 09/09/2029 Ordinary Shares 533 $0 5,325 D
NQ Options $64.31 11/11/2025 M 879 (3) 09/11/2030 Ordinary Shares 879 $0 19,333 D
Explanation of Responses:
1. The option exercise and sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 31, 2024.
2. 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 options vest in equal monthly installments over the 36 months following September 9, 2023.
3. 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 options vest in equal monthly installments over the 36 months following September 11, 2024.
Remarks:
/s/ Louis J. Thorson, Attorney-in-Fact for Ban Seng Teh 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.
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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Seagate (STX) disclose?

Ban Seng Teh exercised options for 533 shares at $68.83 and 879 shares at $64.31 on 11/11/2025, then sold 1,412 Ordinary Shares at $288.98.

How many Seagate (STX) shares does the executive own after the transactions?

He beneficially owned 12,041 Ordinary Shares directly after the reported transactions.

Was the Seagate (STX) trade under a 10b5‑1 plan?

Yes. The option exercise and sale were effected under a Rule 10b5‑1 trading plan adopted on October 31, 2024.

What derivative securities remain after the transactions for STX?

Reported remaining options include 5,325 at $68.83 (expiring 09/09/2029) and 19,333 at $64.31 (expiring 09/11/2030).

What was the sale price per share in the Seagate (STX) Form 4?

The reported sale price was $288.98 per Ordinary Share for 1,412 shares on 11/11/2025.

What vesting schedules apply to the exercised Seagate (STX) options?

One grant vested one-quarter on 09/09/2023 with monthly vesting over 36 months; another vested one-quarter on 09/11/2024 with similar monthly vesting over 36 months.