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.
Western Digital filings document material events for an operating storage company whose common stock trades on the Nasdaq Global Select Market under WDC. Recent 8-K disclosures record quarterly operating and financial results, dividend and capital-structure matters, shareholder voting and governance items, and material agreements.
The filing record also describes security-structure changes, including the mandatory conversion of Series A Convertible Perpetual Preferred Stock into common stock, the Certificate of Elimination for that preferred series, and redemptions or discharge of senior-note obligations. These documents frame WD's public-company reporting around results, debt and equity instruments, governance, and corporate actions following the completed Flash business separation.
WESTERN DIGITAL CORP Chief Legal Officer Cynthia L. Tregillis reported multiple equity transactions involving the company’s common stock. She sold 363 shares in an open-market trade at $377.09 per share, under a pre-arranged Rule 10b5-1 trading plan.
On the prior day, 1,308 shares were withheld to cover tax obligations tied to vesting, and dividend equivalent rights were exercised and converted on a one-for-one basis into 12.4923 shares of common stock. After these transactions, she directly holds 120,023 shares, indicating that the sale represents a relatively small portion of her overall position.
Western Digital Corp's Chief of Global Operations, Gubbi Vidyadhara K, reported routine equity compensation activity involving tax withholding and dividend equivalents. On common stock that vested, 4,595 shares were withheld to cover tax obligations, treated as a share disposition but not an open-market sale.
On the same date, dividend equivalent rights were converted into 34.8121 shares of common stock, and an additional 34 common shares were acquired through a derivative exercise at no cash exercise price. After these transactions, he directly holds 99,310 common shares and retains 254.8715 dividend equivalent rights.
Morgan Stanley Smith Barney LLC submitted a Form 144 reporting an intended sale of 363 shares of Common Stock (Restricted Stock) by an issuer-directed transaction dated 04/20/2026. The filing also lists multiple recent dispositions by Cynthia Lock Tregillis, including 9,324 shares sold on 03/04/2026 for $2,501,381.80. The filings show individual trade dates and proceeds for those past sales; the transactions are reported as sales of company common stock.
Western Digital Corp Schedule 13G/A amendment shows The Vanguard Group reporting 0 shares beneficially owned, representing 0% of common stock. The filing explains an internal realignment effective January 12, 2026 that led certain Vanguard subsidiaries to report holdings separately. The filing is signed on March 27, 2026.
Western Digital CEO Irving Tan reported routine equity compensation activity. Dividend equivalent rights converted into 49.3438 shares of common stock in connection with restricted stock unit vesting, while 1,042 shares were withheld to cover tax obligations under Rule 16b-3(e). After these transactions, he directly holds 618,150 shares of common stock.
Western Digital Corp Chief Sales & Marketing Officer Brian Scott Davis reported routine equity compensation activity. Dividend equivalent rights covering 7.2867 units were exercised into an equal number of common shares in connection with restricted stock unit vesting. On the same date, 961 common shares were withheld at $293.10 per share to satisfy tax obligations, leaving him with 115,564 common shares directly owned. These transactions reflect compensation vesting and tax withholding, not open-market buying or selling.
Tregillis Cynthia L reported acquisition or exercise transactions in this Form 4 filing.
Western Digital Corp Chief Legal Officer and Corporate Secretary Cynthia L. Tregillis received a grant of 40.707 dividend equivalent rights tied to previously awarded restricted stock units. These rights vest proportionately with the related RSUs and each right represents a contingent right to receive one share of common stock or its cash value. Following this award, her reported balance of dividend equivalent rights is 345.120. This is a compensation-related, non–open-market transaction.
Western Digital Corp’s Chief Executive Officer Irving Tan reported a compensation-related award of dividend equivalent rights tied to previously granted restricted stock units. He acquired 122.5747 dividend equivalent rights at a stated price of $0.0000, bringing his total reported dividend equivalent rights holdings to 998.1879.
Each dividend equivalent right represents a contingent right to receive one share of Western Digital common stock or the cash value of a share, and will vest in step with the underlying restricted stock units. This is a non-market, derivative-based award rather than an open-market share purchase or sale.
Western Digital director Stephanie A. Streeter received a small grant of dividend equivalent rights tied to existing restricted stock units. On this Form 4, she acquired 0.6503 dividend equivalent rights, each representing a contingent right to receive one share of Western Digital common stock or the cash value of a share. Following this grant, her reported balance of these dividend equivalent rights is 1.7824, and they will vest in step with the related restricted stock units.
Sennesael Kris reported acquisition or exercise transactions in this Form 4 filing.
Western Digital’s Chief Financial Officer Kris Sennesael received a small compensation-related award linked to existing stock units. He was granted 69.481 dividend equivalent rights on Dividend Equivalent Rights, each tied to previously awarded restricted stock units. Following this award, his holdings of these dividend equivalent rights total 578.0896.
According to the disclosure, each dividend equivalent right will vest in step with the related restricted stock units and represents a contingent right to receive one share of Western Digital common stock or its cash value. This is a routine, non‑market transaction and does not involve any open‑market buying or selling of shares.