STX insider files Form 144 to sell shares

Company STX reported a Form 144 notice indicating proposed sales of Common Stock by an individual associated with the issuer.

Rhea-AI Filing Summary

Company STX reported a Form 144 notice indicating proposed sales of Common Stock by an individual associated with the issuer. The filing lists a vesting event of 942 shares on 06/11/2026 described as Restricted Stock Unit Vesting for compensation for service. The filing also lists three transactions by John Christopher Morris totaling 6,312 shares sold during the prior three months (112; 5,626; 574) with corresponding proceeds shown in the excerpt.

Insights

Corporate Governance Analyst

Form 144 reports proposed and recent insider sales, including an RSU vesting.

The filing lists a 942-share RSU vesting on 06/11/2026 described as compensation for service and shows recent sales by John Christopher Morris of 112, 5,626, and 574 shares.

These entries are routine disclosures of planned or recent dispositions; cash-flow treatment and whether sales were planned under a trading plan are not stated in the provided excerpt.

Securities Compliance Specialist

The notice fulfills resale reporting obligations but does not itself change capital structure.

Form 144 is a notice of proposed sale under Rule 144; the excerpt includes per-transaction share counts and gross proceeds for prior sales. The document does not state whether remaining shares are held directly or indirectly.

Subsequent filings (Form 4 or broker reports) would show execution details and post-transaction holdings.

Key Figures

RSU Vesting: 942 shares Prior sale 1: 112 shares Prior sale 2: 5,626 shares +2 more

5 metrics

RSU Vesting 942 shares Restricted Stock Unit Vesting on <date>06/11/2026</date>

Prior sale 1 112 shares Sold on 03/13/2026; proceeds <money>$42,273.28</money>

Prior sale 2 5,626 shares Sold on 05/04/2026; proceeds <money>$4,154,090.44</money>

Prior sale 3 574 shares Sold on 06/10/2026; proceeds <money>$471,426.41</money>

Recent sold shares (sum shown for context) 6,312 shares Aggregate of the three listed sales in the excerpt (112+5,626+574)

Key Terms

Restricted Stock Unit Vesting, Form 144, Compensation for Service

3 terms

Restricted Stock Unit Vesting financial

"Restricted Stock Unit Vesting | Issuer | 942 | 06/11/2026 | Compensation for Service"

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Compensation for Service financial

"942 | 06/11/2026 | Compensation for Service"

FAQ

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

What does STX's Form 144 disclose about insider sales?

It discloses proposed and recent dispositions totaling specific share counts. The excerpt lists a 942-share RSU vesting and three sales of 112, 5,626, and 574 shares, with gross proceeds shown for each transaction in the filing excerpt.

Who sold shares according to the filing for STX?

The filing names John Christopher Morris as having sold shares. The excerpt shows he sold 112, 5,626, and 574 shares on the listed dates, with corresponding proceeds printed alongside each transaction.

What is the 942-share entry in the Form 144?

The 942 shares are listed as a Restricted Stock Unit vesting on 06/11/2026 and are described as compensation for service. The entry is shown under 'Securities To Be Sold' in the provided excerpt.

Do the Form 144 entries confirm the sales were executed?

No; Form 144 is a notice of proposed sale and the excerpt also lists recent completed sales. Execution confirmation typically appears in Form 4 or broker reports; this excerpt shows past sales and a proposed sale/vesting item.

Where can I find the dollar amounts for the reported sales?

The excerpt includes gross proceeds next to each past sale: $42,273.28 for 112 shares, $4,154,090.44 for 5,626 shares, and $471,426.41 for 574 shares, as shown in the filing text.

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

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Accepted by SEC EDGAR 06/12/2026 - 09:27 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001988271
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Seagate Technology Holdings plc
SEC File Number	001-31560
Address of Issuer	121 WOODLANDS AVENUE 5 SINGAPORE SINGAPORE 739009
Phone	65 6412 5172
Name of Person for Whose Account the Securities are To Be Sold	Morris John Christopher
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	466	404529.94	224228992	06/12/2026	NASDAQGS

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/11/2026	Restricted Stock Unit Vesting	Issuer			942	06/11/2026	Compensation for Service

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
John Christopher Morris 18445 OVERLAND TR EDEN PRAIRIE MN 55347	Common	03/13/2026	112	42273.28
John Christopher Morris 18445 OVERLAND TR, EDEN PRAIRIE MN 55347	Common	05/04/2026	5626	4154090.44
John Christopher Morris 18445 OVERLAND TR, EDEN PRAIRIE MN 55347	Common	06/10/2026	574	471426.41

144: Remarks and Signature

Remarks
Date of Notice	06/12/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ John Christopher Morris
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)