STOCK TITAN

Western Digital grants CFO 8,274 stock units

WESTERN DIGITAL CORP (WDC) reported insider equity compensation and related tax withholding transactions by Chief Financial Officer Kris Sennesael.

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Form Type
4

Rhea-AI Filing Summary

WESTERN DIGITAL CORP (WDC) reported insider equity compensation and related tax withholding transactions by Chief Financial Officer Kris Sennesael. On August 25, 2026, he received 8,274 restricted stock units, each representing one share of common stock. On August 26, dividend equivalent rights totaling 19.8821 units converted into 19 shares of common stock (with a fractional unit settled in cash), and 4,317 shares of common stock were withheld to pay tax obligations upon vesting. After the conversion, he held 444.3222 dividend equivalent rights as a derivative position.

Positive

  • None.

Negative

  • None.
Insider Sennesael Kris
Role Chief Financial Officer
Type Security Shares Price Value
Exercise Dividend Equivalent Rights F2 19.8821 $0.00 $0.00
Exercise Common Stock F2 19 $0.00 $0.00
Tax Withholding Common Stock F3 4,317 $468.88 $2.02M
Grant/Award Common Stock F1 8,274 $0.00 $0.00
Holdings After Transaction: Dividend Equivalent Rights — 444.3222 contracts (Direct); Common Stock — 173,709 shares (Direct)
Footnotes (3)
  1. F1. Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
  2. F2. The dividend equivalent rights were converted into, and paid in the form of, shares of the Issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalent rights relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent right.
  3. F3. Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
Restricted stock units granted 8,274 units Grant to Kris Sennesael on August 25, 2026
Dividend Equivalent Rights exercised 19.8821 units Converted on August 26, 2026 into common stock
Shares received from DER conversion 19 shares Common stock issued on one-for-one basis for dividend equivalent rights
Shares withheld for taxes 4,317 shares Common stock withheld as payment of tax obligation on August 26, 2026
Withholding price per share $468.88 per share Reported price for common stock withheld to satisfy tax obligation
Dividend Equivalent Rights remaining 444.3222 units Total derivative position following the conversion transaction
Dividend Equivalent Rights financial
"The dividend equivalent rights were converted into, and paid in the form of, shares"
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
"Represents the grant of restricted stock units to the Reporting Person"
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.
Rule 16b-3(e) regulatory
"Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e)"

FAQ

What equity award did WDC grant to CFO Kris Sennesael in this Form 4?

The company granted Kris Sennesael 8,274 restricted stock units on August 25, 2026. Each restricted stock unit represents a contingent right to receive one share of Western Digital common stock, subject to the award’s vesting conditions.

How many Western Digital (WDC) dividend equivalent rights were converted in this filing?

A total of 19.8821 dividend equivalent rights were converted on August 26, 2026 into 19 shares of Western Digital common stock on a one-for-one basis, with a cash payment made to settle the remaining fractional right.

How many WDC shares were withheld to cover taxes for Kris Sennesael?

Western Digital withheld 4,317 shares of common stock on August 26, 2026, at a reported price of $468.88 per share, as payment of tax obligation by withholding securities incident to the vesting of securities under Rule 16b-3(e).

What remaining derivative position is reported for the WDC CFO?

After the reported transactions, Kris Sennesael held 444.3222 Dividend Equivalent Rights, each tied to Western Digital common stock, as a remaining derivative position according to the filing data.

Is this WDC Form 4 mainly a stock sale by the CFO?

No. The filing primarily reports equity awards and vesting-related events: a grant of 8,274 restricted stock units, conversion of dividend equivalent rights into 19 shares, and 4,317 shares withheld solely to satisfy tax obligations on vesting.

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

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SEC Form 4
FORM 4UNITED 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*
Sennesael Kris

(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/25/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock(1)08/25/2026A8,274A$0.0178,007D
Common Stock08/26/2026M19(2)A$0.0178,026D
Common Stock08/26/2026F4,317(3)D$468.88173,709D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Dividend Equivalent Rights(2)08/26/2026M19.8821 (2) (2)Common Stock19.8821$0.0444.3222D
Explanation of Responses:
1. Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
2. The dividend equivalent rights were converted into, and paid in the form of, shares of the Issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalent rights relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent right.
3. Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
By: /s/ Sandra Garcia Attorney-in-Fact For: Kris Sennesael08/27/2026
** Signature of Reporting PersonDate
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)