Western Digital director sells 5,600 shares

WESTERN DIGITAL CORP (WDC) director Stephanie A. Streeter reported indirect sales of a total of 5,600 shares of common stock held by a family trust in late August and early September 2026.

Rhea-AI Filing Summary

WESTERN DIGITAL CORP (WDC) director Stephanie A. Streeter reported indirect sales of a total of 5,600 shares of common stock held by a family trust in late August and early September 2026. The reported transactions were sales in the open market or private transactions, and no Rule 10b5-1 trading plan is reported. Streeter also reports 1,585 shares held directly as of August 31, 2026.

Insider Trade Summary

Net Seller: 5,600 shares

Net Sell 4 txns

Insider STREETER STEPHANIE A

Role Director

Sold 5,600 shs ($2.52M)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,600	$455.00	$728K
Sale	Common Stock	2,000	$447.06	$894K
Sale	Common Stock	2,000	$448.58	$897K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 34,807 shares (Indirect, By Family Trust); Common Stock — 1,585 shares (Direct)

Key Figures

Shares sold September 1, 2026: 1,600 shares Sale price September 1, 2026: $455.00 per share First sale August 31, 2026: 2,000 shares at $447.06 per share +3 more

6 metrics

Shares sold September 1, 2026 1,600 shares Indirect sale of Western Digital common stock by family trust on September 1, 2026

Sale price September 1, 2026 $455.00 per share Price for 1,600-share indirect sale by family trust

First sale August 31, 2026 2,000 shares at $447.06 per share Indirect sale by family trust of Western Digital common stock

Second sale August 31, 2026 2,000 shares at $448.58 per share Additional indirect sale by family trust of Western Digital common stock

Total shares sold 5,600 shares Aggregate of indirect sales by family trust on August 31 and September 1, 2026

Direct holdings reported 1,585 shares Shares of Western Digital common stock held directly by Stephanie A. Streeter as of August 31, 2026

Key Terms

indirect ownership, Family Trust, open market or private transaction, Rule 10b5-1

4 terms

indirect ownership financial

"The common stock is reported as held indirectly, described as "By Family Trust""

Family Trust financial

"Nature of ownership for the sold shares is described as "By Family Trust""

open market or private transaction financial

"Each sale is characterized as a "Sale in open market or private transaction""

Rule 10b5-1 regulatory

"The filing indicates whether transactions are made under a Rule 10b5-1 trading plan"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

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

Stephanie A. Streeter reported three sales totaling 5,600 shares of Western Digital common stock, all held indirectly through a family trust, executed on August 31, 2026 and September 1, 2026 as sales in the open market or private transactions.

On what dates did the WDC insider share sales occur and at what prices?

The reported sales occurred on August 31, 2026 and September 1, 2026. On August 31, shares were sold at $447.06 and $448.58 per share. On September 1, shares were sold at $455.00 per share.

How many Western Digital (WDC) shares did the family trust sell?

The family trust associated with director Stephanie A. Streeter sold a total of 5,600 shares of Western Digital common stock: 4,000 shares on August 31, 2026, and 1,600 shares on September 1, 2026.

Were the reported WDC insider transactions under a Rule 10b5-1 trading plan?

No. The filing indicates that no Rule 10b5-1 trading plan is reported for these transactions, meaning the sales are not disclosed as having been made under a pre-arranged trading plan.

What are Stephanie A. Streeter’s reported direct WDC share holdings after these sales?

As of August 31, 2026, Stephanie A. Streeter reports holding 1,585 shares of Western Digital common stock directly. The filing does not state the remaining number of shares, if any, held indirectly through the family trust after the reported sales.

Are the WDC insider sales direct or through an intermediary entity?

The reported 5,600 shares of Western Digital common stock were sold indirectly, described as being held "By Family Trust." This means the transactions were executed by a trust associated with Stephanie A. Streeter rather than from her direct personal holdings.

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Available on EDGAR 09/02/2026 - 06:04 PM Accepted by SEC EDGAR 09/02/2026 - 06:03 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)
08/31/2026

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
Common Stock	08/31/2026		S		2,000	D	$447.06	38,407	I	By Family Trust
Common Stock	08/31/2026		S		2,000	D	$448.58	36,407	I	By Family Trust
Common Stock	09/01/2026		S		1,600	D	$455	34,807	I	By Family Trust
Common Stock								1,585	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

Explanation of Responses:

	By: /s/ Sandra Garcia Attorney-in-Fact For: Stephanie A. Streeter	09/02/2026
	** 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)