Western Digital director adds dividend rights

Western Digital director Stephanie A. Streeter received a small grant of dividend equivalent rights tied to prior RSU awards, increasing her derivative-based compensation position.

Rhea-AI Filing Summary

WESTERN DIGITAL CORP (WDC) director Stephanie A. Streeter reported an automatic compensation-related acquisition of 0.5617 Dividend Equivalent Rights on September 17, 2026, linked to previously awarded restricted stock units. Following this grant, she holds 2.6783 such rights directly, each representing a contingent right to receive one share of common stock or its cash value. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Grant/Award: 0.5617 shares

Grant/Award 1 txn

Insider STREETER STEPHANIE A

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Dividend Equivalent Rights F1	0.5617	$0.00	$0.00

Holdings After Transaction: Dividend Equivalent Rights — 2.6783 contracts (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Dividend Equivalent Rights acquired: 0.5617 rights Dividend Equivalent Rights held after transaction: 2.6783 rights Underlying common stock per right: 1 share or cash value of 1 share +1 more

4 metrics

Dividend Equivalent Rights acquired 0.5617 rights Grant/award on September 17, 2026

Dividend Equivalent Rights held after transaction 2.6783 rights Direct holdings after September 17, 2026 grant

Underlying common stock per right 1 share or cash value of 1 share Each Dividend Equivalent Right represents this contingent entitlement

Transaction price per right $0.0000 per right Reported price for the September 17, 2026 grant

Key Terms

Dividend Equivalent Rights, restricted stock units, contingent right

3 terms

Dividend Equivalent Rights financial

"0.5617 Dividend Equivalent Rights on September 17, 2026"

Dividend equivalent rights are promises that mirror the cash payments shareholders get from a company’s profits, but they are paid to holders of certain awards (like stock options or restricted stock units) rather than to actual shares. Think of them as a paycheck top‑up that matches dividends while the award is not yet a real stock, and they matter to investors because they add to employee compensation costs and potential share dilution, affecting company profitability and per‑share value.

restricted stock units financial

"rights accrued on previously awarded restricted stock units (RSUs)"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"represents a contingent right to receive one share"

FAQ

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

What insider transaction did WDC director Stephanie A. Streeter report?

She reported an acquisition of 0.5617 Dividend Equivalent Rights on September 17, 2026, as a grant or award linked to previously awarded restricted stock units, increasing her derivative-based compensation position in Western Digital common stock.

How many Dividend Equivalent Rights does the WDC director hold after this Form 4?

After the September 17, 2026 transaction, Stephanie A. Streeter directly holds 2.6783 Dividend Equivalent Rights, each tied to Western Digital common stock or its cash value, as reported in the filing.

What do the Dividend Equivalent Rights reported for WDC represent?

Each Dividend Equivalent Right represents a contingent right to receive one share of Western Digital common stock or the cash value of one share, and they accrue on previously awarded restricted stock units that vest proportionately with those RSUs.

Were the WDC insider’s transactions made under a Rule 10b5-1 plan?

No. The filing indicates the Rule 10b5-1 checkbox is not marked, so no Rule 10b5-1 trading plan is reported in connection with this grant of Dividend Equivalent Rights.

Is the WDC Form 4 transaction a market purchase or sale of stock?

No. The Form 4 reports a grant or award acquisition of Dividend Equivalent Rights related to restricted stock units, not an open-market purchase or sale of Western Digital common stock.

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

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Available on EDGAR 09/21/2026 - 06:36 PM Accepted by SEC EDGAR 09/21/2026 - 06:36 PM Learn about SEC filing dates

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^*

STREETER STEPHANIE A

(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)
09/17/2026

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)	09/17/2026		A		0.5617		(1)	(1)	Common Stock	0.5617	$0.0	2.6783	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: Stephanie Streeter	09/21/2026
	** 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)