Western Digital SEC Filings

Brian Scott Davis, an officer of Western Digital Corporation (WDC), reported equity changes related to vested restricted stock units and related dividend equivalent rights. Dividend equivalent rights tied to previously awarded RSUs were converted and paid one-for-one in shares, increasing his direct common stock holdings by 79.7733 shares. To satisfy tax withholding on vesting, 961 shares were withheld and disposed of at a reported price of $106.63, leaving the reporting person with 135,015 shares beneficially owned. After the reported transactions, total direct beneficial ownership is shown as 135,015 shares, and derivative-related holdings reflect 193.8043 and 198.9141 share-equivalents from dividend equivalent accruals.

Martin I. Cole, a director of Western Digital Corporation (WDC), reported an acquisition on 09/18/2025 of dividend equivalent rights tied to previously awarded restricted stock units (RSUs). The filing shows 5.2013 dividend-equivalent shares were acquired at a reported price of $0.0, and the amount of common stock beneficially owned following the transaction is reported as 14.4258 shares (direct ownership). The filing explains these dividend equivalent rights vest proportionately with the underlying RSUs and represent contingent rights to receive one share of common stock or the cash value instead. The Form 4 was signed on behalf of Mr. Cole by an attorney-in-fact on 09/22/2025.

Kimberly Alexy, a director of Western Digital Corporation (WDC), reported receipt of dividend equivalent rights tied to previously awarded restricted stock units. The Form 4 discloses a transaction on 09/18/2025 in which 3.581 dividend equivalent rights were acquired, each representing a contingent right to one share of common stock or its cash value. The report shows 9.9317 shares beneficially owned following the transaction on a direct basis. The filing states the dividend equivalents vest proportionately with the underlying RSUs. The form was signed by an attorney-in-fact on behalf of Ms. Alexy on 09/22/2025.

Insider sale by WDC officer — The Form 4 shows Vidyadhara K. Gubbi, Chief of Global Operations at Western Digital Corp. (WDC), sold 11,343 shares of common stock on 09/04/2025. The filing reports a weighted average sale price of $90.2902 per share, with individual transaction prices ranging from $90.28 to $90.32. After the reported disposals, the reporting person beneficially owns 151,596 common shares. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person on 09/05/2025. The filing contains an explanatory note that the sale occurred in multiple transactions and the reporter will provide per-price breakdowns on request.

Form 144 notice for proposed sale of 11,343 shares of Western Digital Corp. (WDC). The filing shows the shares have an aggregate market value of $1,024,161.74 and represent part of restricted stock grants acquired from the issuer between 2020 and 2022. The listed acquisitions total 11,343 shares across nine grant dates, all labeled Restricted Stock. The filer indicates an approximate sale date of 09/04/2025 on the NASDAQ. The document also discloses recent open-market sales by the same person on 08/11/2025 (3,947 shares, $295,531.64) and 08/13/2025 (5,597 shares, $426,827.22), totaling 9,544 shares for $722,358.86. The notice includes the standard representation that the seller is unaware of undisclosed material adverse information.

Gene M. Zamiska, SVP & Principal Accounting Officer of Western Digital Corp. (WDC), reported insider activity on 08/27/2025–08/28/2025. Dividend equivalent rights were converted into common shares on a one-for-one basis in connection with restricted stock unit vesting, producing an acquisition entry and increasing reported shares received; a fractional dividend equivalent was settled in cash. The filer had 345 shares withheld to satisfy tax obligations related to vesting. Additionally, 353 shares were sold on 08/28/2025 under a Rule 10b5-1 trading plan adopted March 6, 2025. Following these events the reporting person beneficially owned 27,425 shares directly. All transactions are reported as direct ownership.

Cynthia Tregillis, Chief Legal Officer & Corporate Secretary of Western Digital Corporation (WDC), reported equity awards and withholding related to vesting. On 08/26/2025 she was granted 16,554 restricted stock units that vest into common stock. On 08/27/2025 dividend equivalent rights tied to those RSUs were converted into shares on a one-for-one basis and 1.1421 dividend-equivalent shares were recorded. Also on 08/27/2025, 266 shares were withheld to satisfy tax obligations at an indicated price of $80.67, leaving 150,874 shares beneficially owned after the transactions.

Western Digital Corp. insider filing: The Form 4 reports that Irving Tan, who serves as both Chief Executive Officer and a director, was granted 74,162 restricted stock units (RSUs) on 08/26/2025. Each RSU represents a contingent right to one share of the company’s common stock and the reported acquisition price is shown as $0.0, consistent with a compensation grant rather than an open-market purchase. After this grant, the filing reports Mr. Tan beneficially owns 666,212 shares. The form was signed on behalf of the reporting person by an attorney-in-fact on 08/28/2025.

Western Digital Corp. reported a grant of 27,810 restricted stock units (RSUs) to Ahmed Shihab Mohammed, the company's Chief Product Officer, with a transaction date of 08/26/2025. Each RSU represents a contingent right to one share of common stock and the reported price is $0.0, indicating a grant rather than a purchase. After the grant, the reporting person is shown as beneficially owning 184,234 shares. The Form 4 was signed by an attorney-in-fact on behalf of Ahmed Shihab Mohammed on 08/28/2025.