STOCK TITAN

[Form 4] Western Digital Corp. Insider Trading Activity

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Cynthia Tregillis, CLO and Corporate Secretary of Western Digital Corporation (WDC), reported securities transactions on Form 4 dated 08/20/2025. The filing shows conversion of dividend equivalent rights into 205.2347 shares of common stock on a one-for-one basis in connection with restricted stock unit vesting, increasing reported holdings to 156,393 shares. The filing also reports withholding of 2,565 shares to satisfy tax obligations on vesting at an average price of $75.64, reducing post-transaction beneficial ownership to 153,828 shares. Transactions were signed by an attorney-in-fact on 08/21/2025. The filing contains no other compensatory or derivative changes beyond the dividend-equivalent conversion and tax-withholding sale.

Cynthia Tregillis, CLO e Corporate Secretary di Western Digital Corporation (WDC), ha riportato operazioni su titoli nel Modulo 4 in data 20/08/2025. La comunicazione indica la conversione di diritti equivalenti a dividendi in 205,2347 azioni ordinarie con rapporto uno a uno in relazione alla maturazione di unità azionarie vincolate, portando le partecipazioni dichiarate a 156.393 azioni. Il deposito segnala inoltre la ritenuta di 2.565 azioni per soddisfare le imposte dovute alla maturazione, a un prezzo medio di $75,64, riducendo la proprietà beneficiaria post-operazione a 153.828 azioni. Le operazioni sono state firmate da un procuratore il 21/08/2025. Il documento non riporta altre modifiche compensative o derivanti oltre alla conversione dei dividendi equivalenti e alla vendita per ritenuta fiscale.

Cynthia Tregillis, CLO y Secretaria Corporativa de Western Digital Corporation (WDC), informó operaciones con valores en el Formulario 4 con fecha 20/08/2025. La presentación muestra la conversión de derechos equivalentes a dividendos en 205,2347 acciones ordinarias a razón de una por una en relación con el vencimiento de unidades de acciones restringidas, incrementando las participaciones reportadas a 156.393 acciones. También se informa la retención de 2.565 acciones para satisfacer obligaciones fiscales por el vencimiento, a un precio medio de $75,64, reduciendo la propiedad beneficiaria posterior a la transacción a 153.828 acciones. Las transacciones fueron firmadas por un apoderado el 21/08/2025. La presentación no contiene otros cambios compensatorios o derivados más allá de la conversión por dividendos equivalentes y la venta por retención fiscal.

Western Digital Corporation(WDC)의 CLO 겸 기업비서인 Cynthia Tregillis는 2025-08-20자 Form 4에 증권 거래를 신고했습니다. 제출서류에 따르면 제한주식단위(RSU) 권리의 행사와 관련하여 배당 상당권리가 1대1 비율로 205.2347주의 보통주로 전환되어 신고 보유주식이 156,393주로 증가했습니다. 또한 양도소득세 등 세금 납부를 위해 2,565주가 원천징수(매도)되어 평균 가격 $75.64로 처리되었으며, 거래 후 실질 소유는 153,828주로 줄었습니다. 해당 거래들은 2025-08-21에 법정대리인(Attorney-in-fact)이 서명했습니다. 제출서류에는 배당상당권 전환 및 세금 원천징수 매도 외에 다른 보상성 또는 파생 변경 사항은 없습니다.

Cynthia Tregillis, CLO et secrétaire d'entreprise de Western Digital Corporation (WDC), a déclaré des opérations sur titres au formulaire 4 daté du 20/08/2025. Le dépôt signale la conversion de droits équivalents de dividendes en 205,2347 actions ordinaires sur une base un pour un en lien avec la levée de restrictions d'unités d'actions restreintes, portant les détentions déclarées à 156 393 actions. Le document indique également la retenue de 2 565 actions pour couvrir les obligations fiscales liées à la levée, à un prix moyen de 75,64 $, réduisant la propriété bénéficiaire après transaction à 153 828 actions. Les opérations ont été signées par un mandataire le 21/08/2025. Le dépôt ne contient pas d'autres modifications indemnitaires ou dérivées en dehors de la conversion des droits équivalents de dividendes et de la vente pour retenue fiscale.

Cynthia Tregillis, CLO und Corporate Secretary von Western Digital Corporation (WDC), meldete Wertpapiertransaktionen im Formular 4 vom 20.08.2025. Die Einreichung weist die Umwandlung von dividendenäquivalenten Rechten in 205,2347 Aktien Stammaktien im Verhältnis eins zu eins im Zusammenhang mit der Vesting von Restricted Stock Units aus, wodurch die gemeldeten Bestände auf 156.393 Aktien anstiegen. Die Meldung berichtet außerdem über die Einbehaltung von 2.565 Aktien zur Begleichung steuerlicher Verpflichtungen bei der Vesting zu einem Durchschnittspreis von $75,64, wodurch das wirtschaftliche Eigentum nach der Transaktion auf 153.828 Aktien sank. Die Transaktionen wurden am 21.08.2025 von einem Bevollmächtigten unterzeichnet. Die Einreichung enthält keine weiteren vergütungsbezogenen oder derivativen Änderungen über die Umwandlung der dividendenäquivalenten Rechte und die steuerbedingte Veräußerung hinaus.

Positive
  • Equity compensation settled via conversion of dividend equivalent rights into shares, reflecting standard compensation practices
  • Full disclosure of tax-withholding disposition and transaction details including price and amounts
Negative
  • Net beneficial ownership declined by 2,565 shares following tax-withholding
  • No open-market purchases reported that would indicate additional insider buying

Insights

TL;DR Insider received shares from dividend-equivalent conversion and had shares withheld to cover taxes, net decrease in reported holdings.

The Form 4 shows a mechanical, non-market acquisition of shares via conversion of dividend equivalent rights tied to RSU vesting and an immediate disposition of 2,565 shares to satisfy tax withholding at $75.64 per share. This pattern is common for equity compensation settlements and does not indicate open-market buying or selling intent. The net reported beneficial ownership decreased from 156,393 to 153,828 shares, a small change relative to typical insider holdings.

TL;DR Filing documents routine equity compensation settlement and compliant tax withholding; no governance red flags disclosed.

The disclosure identifies Cynthia Tregillis as CLO and Corporate Secretary and records conversion of dividend equivalent rights into common stock and withholding of shares for tax obligations pursuant to Rule 16b-3(e). The report was executed by an attorney-in-fact and includes the required explanation notes. There are no amendments, unusual transaction codes beyond routine codes M and F, nor indications of insider trading outside compensation-related settlement.

Cynthia Tregillis, CLO e Corporate Secretary di Western Digital Corporation (WDC), ha riportato operazioni su titoli nel Modulo 4 in data 20/08/2025. La comunicazione indica la conversione di diritti equivalenti a dividendi in 205,2347 azioni ordinarie con rapporto uno a uno in relazione alla maturazione di unità azionarie vincolate, portando le partecipazioni dichiarate a 156.393 azioni. Il deposito segnala inoltre la ritenuta di 2.565 azioni per soddisfare le imposte dovute alla maturazione, a un prezzo medio di $75,64, riducendo la proprietà beneficiaria post-operazione a 153.828 azioni. Le operazioni sono state firmate da un procuratore il 21/08/2025. Il documento non riporta altre modifiche compensative o derivanti oltre alla conversione dei dividendi equivalenti e alla vendita per ritenuta fiscale.

Cynthia Tregillis, CLO y Secretaria Corporativa de Western Digital Corporation (WDC), informó operaciones con valores en el Formulario 4 con fecha 20/08/2025. La presentación muestra la conversión de derechos equivalentes a dividendos en 205,2347 acciones ordinarias a razón de una por una en relación con el vencimiento de unidades de acciones restringidas, incrementando las participaciones reportadas a 156.393 acciones. También se informa la retención de 2.565 acciones para satisfacer obligaciones fiscales por el vencimiento, a un precio medio de $75,64, reduciendo la propiedad beneficiaria posterior a la transacción a 153.828 acciones. Las transacciones fueron firmadas por un apoderado el 21/08/2025. La presentación no contiene otros cambios compensatorios o derivados más allá de la conversión por dividendos equivalentes y la venta por retención fiscal.

Western Digital Corporation(WDC)의 CLO 겸 기업비서인 Cynthia Tregillis는 2025-08-20자 Form 4에 증권 거래를 신고했습니다. 제출서류에 따르면 제한주식단위(RSU) 권리의 행사와 관련하여 배당 상당권리가 1대1 비율로 205.2347주의 보통주로 전환되어 신고 보유주식이 156,393주로 증가했습니다. 또한 양도소득세 등 세금 납부를 위해 2,565주가 원천징수(매도)되어 평균 가격 $75.64로 처리되었으며, 거래 후 실질 소유는 153,828주로 줄었습니다. 해당 거래들은 2025-08-21에 법정대리인(Attorney-in-fact)이 서명했습니다. 제출서류에는 배당상당권 전환 및 세금 원천징수 매도 외에 다른 보상성 또는 파생 변경 사항은 없습니다.

Cynthia Tregillis, CLO et secrétaire d'entreprise de Western Digital Corporation (WDC), a déclaré des opérations sur titres au formulaire 4 daté du 20/08/2025. Le dépôt signale la conversion de droits équivalents de dividendes en 205,2347 actions ordinaires sur une base un pour un en lien avec la levée de restrictions d'unités d'actions restreintes, portant les détentions déclarées à 156 393 actions. Le document indique également la retenue de 2 565 actions pour couvrir les obligations fiscales liées à la levée, à un prix moyen de 75,64 $, réduisant la propriété bénéficiaire après transaction à 153 828 actions. Les opérations ont été signées par un mandataire le 21/08/2025. Le dépôt ne contient pas d'autres modifications indemnitaires ou dérivées en dehors de la conversion des droits équivalents de dividendes et de la vente pour retenue fiscale.

Cynthia Tregillis, CLO und Corporate Secretary von Western Digital Corporation (WDC), meldete Wertpapiertransaktionen im Formular 4 vom 20.08.2025. Die Einreichung weist die Umwandlung von dividendenäquivalenten Rechten in 205,2347 Aktien Stammaktien im Verhältnis eins zu eins im Zusammenhang mit der Vesting von Restricted Stock Units aus, wodurch die gemeldeten Bestände auf 156.393 Aktien anstiegen. Die Meldung berichtet außerdem über die Einbehaltung von 2.565 Aktien zur Begleichung steuerlicher Verpflichtungen bei der Vesting zu einem Durchschnittspreis von $75,64, wodurch das wirtschaftliche Eigentum nach der Transaktion auf 153.828 Aktien sank. Die Transaktionen wurden am 21.08.2025 von einem Bevollmächtigten unterzeichnet. Die Einreichung enthält keine weiteren vergütungsbezogenen oder derivativen Änderungen über die Umwandlung der dividendenäquivalenten Rechte und die steuerbedingte Veräußerung hinaus.

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*
Tregillis Cynthia L

(Last) (First) (Middle)
C/O WESTERN DIGITAL CORPORATION
5601 GREAT OAKS PARKWAY

(Street)
SAN JOSE CA 95119

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
WESTERN DIGITAL CORP [ WDC ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
CLO and Corp. Sec.
3. Date of Earliest Transaction (Month/Day/Year)
08/20/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
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 08/20/2025 M 10(1) A $0.0 156,393 D
Common Stock 08/20/2025 F 2,565(2) D $75.64 153,828 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
Dividend Equivalent Rights (1) 08/20/2025 M 11.0052 (1) (1) Common Stock 11.0052 $0.0 205.2347 D
Explanation of Responses:
1. 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.
2. 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: Cynthia Tregillis 08/21/2025
** 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.

FAQ

What transactions did Cynthia Tregillis report on Form 4 for WDC?

The Form 4 reports conversion of dividend equivalent rights into 205.2347 shares tied to RSU vesting and the withholding sale of 2,565 shares to satisfy taxes at an average price of $75.64 on 08/20/2025.

How did the reported transactions affect Cynthia Tregillis's beneficial ownership of WDC stock?

Reported beneficial ownership moved from 156,393 shares after the conversion to 153,828 shares following tax-withholding dispositions.

Why were shares disposed of in the Form 4 filing for WDC?

The filing explains the disposition of 2,565 shares was to pay tax obligations incident to the vesting of securities in accordance with Rule 16b-3(e).

Were any derivative or market transactions reported in the WDC Form 4?

The filing shows conversion of dividend equivalent rights related to RSUs and no separate open-market purchases or sales; the derivative section reports the dividend equivalent conversion into shares.

Who signed the Form 4 on behalf of the reporting person?

The Form 4 was signed by an attorney-in-fact, /s/ Sandra Garcia, for Cynthia Tregillis on 08/21/2025.
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