Welcome to our dedicated page for Western Digital SEC filings (Ticker: WDC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Western Digital Corporation (WDC) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures filed with the U.S. Securities and Exchange Commission. Western Digital’s common stock is listed on The Nasdaq Stock Market LLC (Nasdaq Global Select Market) under the symbol WDC, and its filings offer detailed information on financial performance, governance, compensation and material events.
Key filings for Western Digital include annual and quarterly reports, which explain how the company’s hard disk drive (HDD) focused data storage strategy translates into reported results. These reports discuss revenue, margins, operating income, cash flow and the impact of structural changes such as the separation of its Flash business into Sandisk Corporation, which is reflected as discontinued operations prior to the separation date and is no longer consolidated afterward.
Current reports on Form 8-K provide timely updates on material events. For Western Digital, recent 8-K filings have disclosed quarterly earnings announcements, the appointment of a Senior Vice President and Chief Accounting Officer with related compensation terms, and the results of the annual meeting, including director elections, advisory votes on executive compensation, approval of an amended and restated employee stock purchase plan and ratification of the independent registered public accounting firm.
Definitive proxy statements on Schedule 14A supply additional detail on Western Digital’s strategy, board composition, executive compensation framework and shareholder voting matters. On Stock Titan, AI-powered summaries help explain the key points in these lengthy documents, highlight important sections and clarify how items such as compensation plans, governance practices and strategic pillars relate to the company’s HDD-centered data storage business.
Users can review Western Digital’s filings history, track new submissions from EDGAR in near real time and use AI-generated insights to understand complex disclosures without reading every line. This includes quickly grasping the implications of governance changes, stockholder votes, capital allocation decisions and other regulatory information that may be relevant to analyzing WDC as a data storage stock.
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.
Western Digital Corp. (WDC) Form 4 reports that Kris Sennesael, Chief Financial Officer, was granted 34,763 restricted stock units (RSUs) on 08/26/2025. Each RSU represents a contingent right to receive one share of the company’s common stock when vested. After the grant, Mr. Sennesael beneficially owned 206,547 shares in total on a direct basis. The reported grant lists a price of $0.0, consistent with a compensation award rather than an open-market purchase. The form was signed by an attorney-in-fact on behalf of the reporting person on 08/28/2025.
Insider transaction report for Western Digital Corp. (WDC). Vidyadhara K. Gubbi, listed as Chief of Global Operations and an officer, received restricted stock units that converted into common stock and recorded related dividend equivalent share payments and a tax-withholding share disposition. On 08/26/2025 the reporting person was credited with 16,554 shares from a restricted stock unit grant, raising beneficial ownership to 163,346 shares. On 08/27/2025 a separate administrative conversion (code M) added 1 share to reach 163,347 shares, and 408 shares were surrendered to satisfy tax withholding at a reported price of $80.67, reducing holdings to 162,939 shares. Dividend equivalent rights totaling 1.3904 underlying shares were converted and paid in shares, resulting in 154.9011 shares reported as derivative-related beneficial ownership. The Form 4 is signed by an attorney-in-fact on 08/28/2025.
Brian Scott Davis, Chief Sales & Marketing Officer of Western Digital Corp (WDC), reported insider transactions dated August 26-27, 2025. The filing shows a grant of 13,243 restricted stock units (RSUs) on 08/26/2025, which vest and are settled as common stock. On 08/27/2025 dividend equivalent rights were converted into 1.5019 shares and paid in common stock, and 441 shares were withheld and disposed to satisfy tax withholding at a price of $80.67 per share. After these transactions the reporting person beneficially owned 135,971 shares (direct).
Form 144 filed for Western Digital Corp. (WDC). The filer notifies a proposed sale of 353 common shares valued at $28,557.70 to be executed on 08/28/2025 through Morgan Stanley Smith Barney LLC on NASDAQ. The reported shares were acquired as restricted stock on 08/27/2025 from the issuer and payment was recorded on the same date. The filing also discloses five prior sales by the same person in the last three months, totaling 7,776 shares with listed gross proceeds for each transaction. The filing includes the representation that the seller is not aware of undisclosed material adverse information about the issuer.