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.
Western Digital Corp Chief Executive Officer Irving Tan reported equity award activity involving dividend equivalents and common stock. On March 3, 2026, dividend equivalent rights representing 92.8686 units were converted into and paid in 92 shares of Western Digital common stock in connection with the vesting of related restricted stock units. A separate cash payment settled a fractional dividend equivalent right.
On the same date, 3,512 shares of common stock were disposed of at $250.61 per share to satisfy tax withholding obligations tied to the vesting of securities, a non-open-market, tax-related transaction. After these transactions, Tan directly held 619,143 shares of Western Digital common stock.
Western Digital executive Gubbi Vidyadhara K, Chief of Global Operations, reported multiple stock moves. On March 4, 2026, he sold a total of 10,148 shares of common stock in open-market transactions at prices around $269–$271, leaving 107,794 shares held directly afterward.
On March 3, 2026, dividend equivalent rights tied to restricted stock units converted into 47 shares of common stock, and 7,054 shares were withheld to cover tax obligations in connection with vesting, as permitted under Rule 16b-3(e).
Western Digital Chief Sales & Marketing Officer Brian Scott Davis reported equity award activity tied to vesting restricted stock units. On March 3, 2026, dividend equivalent rights converted into 23.8133 dividend equivalent rights and were paid in Western Digital common stock on a one-for-one basis in connection with RSU vesting, with a small cash payment for a fractional right.
The filing also shows the related issuance of 23 shares of common stock at a stated price of $0.0000 per share from the derivative conversion, and a disposition of 3,526 shares of common stock at $250.6100 per share to satisfy tax obligations by share withholding under Rule 16b-3(e). After these transactions, Davis directly held 116,518 shares of Western Digital common stock.
WDC-related insider filed a Form 144 proposing the resale of restricted common stock. The notice lists proposed sales of 7,175, 1,297, 759 and 917 restricted shares with trade dates in 2026. The excerpt also shows a prior sale of 8,943 shares on 12/05/2025 for $1503713.41.
Western Digital Corporation reported Form 144 notice of intended sales of its common stock by Cynthia Lock Tregillis. The excerpt lists five transactions in the past three months: 6,780 shares on 02/06/2026 for $1,833,922.20, 447 shares on 01/21/2026 for $102,363.00, 308 shares on 02/24/2026 for $86,763.60, 214 shares on 02/26/2026 for $61,227.54, and 130 shares on 02/23/2026 for $36,897.90. The filing also lists multiple restricted stock awards delivered by the issuer on dates between 01/20/2026 and 03/03/2026 totaling listed grant amounts.
Regulation 144 notice reporting proposed sales of common stock related to WDC. The filing identifies Cynthia Lock Tregillis as a selling party and lists multiple recent transactions: 02/26/2026 sale of 214 shares for $61,227.54, 02/24/2026 sale of 308 shares for $86,763.60, 02/23/2026 sale of 130 shares for $36,897.90, 02/06/2026 sale of 6,780 shares for $1,833,922.20, and 01/21/2026 sale of 447 shares for $102,363.00.
The broker/filing agent is shown as Morgan Stanley Smith Barney LLC Executive Financial Services. The form lists Restricted Stock dated 03/03/2026 under "Securities To Be Sold."
Western Digital Corp director Martin I Cole reported selling 6,000 shares of common stock in a series of open-market transactions on March 2, 2026. The trades, executed under a pre-arranged Rule 10b5-1 trading plan adopted on August 1, 2025, occurred at prices generally between about $263.66 and $281.99 per share. Following these sales, Cole directly owned 29,433 shares of Western Digital common stock.
Western Digital Corporation submitted notices of proposed resale of common stock under Rule 144. The filing lists broker-dealer placement through J.P. Morgan Securities LLC and shows recent reported transactions including 10,000 shares on 11/05/2025 and 6,000 shares on 12/01/2025, with proceeds shown as 1,613,212.27 and 975,696.03 respectively. Other entries list compensation-related share figures and grant dates.
Western Digital Corp Chief Legal Officer Cynthia L. Tregillis reported several equity transactions involving company stock. On February 26, 2026, she completed an open-market sale of 214 shares of common stock at $286.11 per share, under a pre-established Rule 10b5-1 trading plan adopted on May 23, 2025.
On February 25, 2026, dividend equivalent rights converted into 6.5619 shares of common stock on a one-for-one basis in connection with vesting restricted stock units, and 6 additional common shares were acquired through a derivative exercise. Also on that date, 770 common shares were disposed of to cover tax obligations at $290.95 per share. After these transactions, she directly owned 133,781 common shares.
Western Digital director and Chief Executive Officer Irving Tan reported equity-related transactions on February 25, 2026. Dividend equivalent rights were exercised into 27 shares of common stock at $0.00 per share, increasing his direct holdings to 622,988 shares. In a separate transaction, 425 shares of common stock were withheld at $290.95 per share to cover tax obligations related to vesting, a tax-withholding disposition rather than an open-market sale.