Western Digital (WDC) director granted new dividend equivalent rights

Rhea-AI Filing Summary

WESTERN DIGITAL CORP director Kimberly Alexy received 0.6503 dividend equivalent rights linked to restricted stock units. These rights were granted at no exercise price and increase her directly owned derivative position to 1.7824 dividend equivalent rights, each tied to potential delivery of common stock or its cash value as related RSUs vest.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Alexy Kimberly

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Dividend Equivalent Rights	0.65	$0.00	--

Holdings After Transaction: Dividend Equivalent Rights — 1.782 shares (Direct)

Footnotes (1)

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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).

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^*

Alexy Kimberly

(Last) (First) (Middle)

C/O WESTERN DIGITAL CORPORATION

5601 GREAT OAKS PARKWAY

(Street)

SAN JOSE CALIFORNIA 95119

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
WESTERN DIGITAL CORP [ WDC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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

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

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
Dividend Equivalent Rights	(1)	03/18/2026		A		0.6503		(1)	(1)	Common Stock	0.6503	$0.0	1.7824	D

Explanation of Responses:

1. The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

	By: /s/ Sandra Garcia Attorney-in-Fact For: Kimberly Alexy	03/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Western Digital (WDC) director Kimberly Alexy report?

Kimberly Alexy reported acquiring 0.6503 dividend equivalent rights. These rights are tied to previously awarded restricted stock units and represent a contingent right to receive one share of Western Digital common stock, or its cash value, for each right as the related RSUs vest.

What are dividend equivalent rights in the Western Digital (WDC) Form 4?

Dividend equivalent rights are derivatives that accrue on restricted stock units. Each right represents a contingent claim to receive one share of Western Digital common stock, or the cash value of that share, and vests proportionately with the underlying RSUs to which it relates over time.

How many Western Digital (WDC) dividend equivalent rights does Kimberly Alexy hold after this transaction?

After the reported acquisition, Kimberly Alexy holds a total of 1.7824 dividend equivalent rights directly. This total includes the newly awarded 0.6503 rights, all of which are linked to underlying restricted stock units that vest over time according to their original award terms.

Was the Western Digital (WDC) transaction an open-market buy or sell?

The transaction was not an open-market trade but an acquisition coded as a grant or award. It reflects 0.6503 dividend equivalent rights accruing on existing restricted stock units, rather than Kimberly Alexy buying or selling Western Digital shares in the public market.

How do the dividend equivalent rights in this Western Digital (WDC) filing convert?

Each dividend equivalent right corresponds to one share of Western Digital common stock or its cash value. The rights vest proportionately with the underlying restricted stock units, so actual shares or cash are delivered only as those RSUs vest under their established schedule.

What does the Form 4 say about vesting of Kimberly Alexy’s Western Digital (WDC) awards?

The filing explains that the dividend equivalent rights vest proportionately with the restricted stock units to which they relate. This means vesting follows the same schedule as the original RSU awards, and each vested right can settle in Western Digital common stock or corresponding cash value.