WDC insider files Form 144 to sell restricted shares

WDC-related insider filed a Form 144 proposing the resale of restricted common stock.

Rhea-AI Filing Summary

WDC-related insider filed a Form 144 proposing the resale of restricted common stock. The notice lists proposed sales of 7,175, 1,297, 759 and 917 restricted shares with trade dates in 2026. The excerpt also shows a prior sale of 8,943 shares on 12/05/2025 for $1503713.41.

Insights

Securities Attorney

Form 144 notifies the SEC of intended resale of restricted stock by an affiliate.

The filing lists multiple blocks of Restricted Stock to be sold through the issuer, with dated entries in 2026. The document names a prior transaction of 8,943 shares on 12/05/2025 with an aggregate amount of $1503713.41.

Actual sales depend on market execution and compliance with resale rules; subsequent filings may report completed transactions.

FAQ

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

What does the WDC Form 144 filing report?

The filing reports proposed resale of restricted common stock. It lists proposed sales of 7,175; 1,297; 759; and 917 restricted shares with trade dates in 2026 and a prior sale of 8,943 shares on 12/05/2025 for $1,503,713.41.

Who is named in the excerpted Form 144 for WDC?

The excerpt shows VIDYADHARA K GUBBI as a reporting party with an address in San Jose, CA. The filing also references Morgan Stanley Smith Barney LLC in the filer information section.

Are the securities in the WDC filing restricted or unrestricted?

The listed securities are identified as Restricted Stock. Each sale line in the excerpt labels the shares as Restricted Stock and indicates the issuer as the source for those restricted shares.

Does the Form 144 confirm completed sales for WDC?

The Form 144 provides notice of proposed resales and records a prior sale on 12/05/2025 of 8,943 shares for $1,503,713.41. It does not itself confirm execution of the newly proposed 2026 sales.

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

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Accepted by SEC EDGAR 03/04/2026 - 04:52 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	0002057093
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	WESTERN DIGITAL CORPORATION
SEC File Number	001-08703
Address of Issuer	5601 Great Oaks Parkway San Jose CALIFORNIA 95119
Phone	(408) 717-6000
Name of Person for Whose Account the Securities are To Be Sold	VIDYADHARA K GUBBI
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	10148	2743110.02	339037922	03/04/2026	NASDAQ

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	03/03/2026	Restricted Stock	Issuer			7175	03/03/2026	Not Applicable
Common	02/25/2026	Restricted Stock	Issuer			1297	02/25/2026	Not Applicable
Common	02/20/2026	Restricted Stock	Issuer			759	02/20/2026	Not Applicable
Common	02/21/2026	Restricted Stock	Issuer			917	02/21/2026	Not Applicable

* 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
VIDYADHARA K GUBBI 5601 Great Oaks Parkway San Jose CA 95119	Common	12/05/2025	8943	1503713.41

144: Remarks and Signature

Remarks
Date of Notice	03/04/2026
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/ Vidyadhara Kumaraswamy Gubbi
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)