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 (WDC) is the issuer of common stock that Stephanie A. Streeter, associated to an affiliate, has filed to sell under Rule 144. The notice covers up to 10,000 shares of Western Digital common stock to be sold through Fidelity Brokerage Services LLC on or after August 31, 2026. The shares derive from stock awards granted as compensation on November 14, 2019, November 16, 2020, and November 16, 2021, and are held in the Edward S and Stephanie A Streeter Living Trust.
WESTERN DIGITAL CORP (WDC) reported insider equity activity by Chief Legal Officer & Corporate Secretary Cynthia L. Tregillis. She sold 1,483 shares of common stock in open-market transactions on August 26–27, 2026 at prices of $450.78 and $478.36 per share, effected under a Rule 10b5-1 trading plan adopted March 6, 2026. In connection with vesting equity awards, 2,402 shares were withheld to satisfy tax obligations under Rule 16b-3(e), and 3,878 restricted stock units were granted, each representing a right to one share. Dividend Equivalent Rights tied to vested RSUs were also converted into an equivalent number of common shares, with a cash payment made only for a fractional right.
WESTERN DIGITAL CORP (WDC) director and Chief Executive Officer Irving Tan reported several equity compensation-related transactions. On August 25–26, 2026, dividend equivalent rights were converted into about 74.447 shares of common stock in connection with vesting of restricted stock units, and 16,548 restricted stock units were granted. To cover tax obligations upon vesting, 3,790 shares of common stock were withheld at prices of $450.75 and $468.88 per share. A footnote also states that 209,000 shares were transferred to Tan’s personal investment company as a change in form of beneficial ownership exempt under Rule 16a-13.
WESTERN DIGITAL CORP (WDC) reported insider equity compensation activity by Chief Product Officer Shihab Ahmed Mohammed. On August 25, 2026, he received 6,722 restricted stock units, each representing one common share. On August 26, related dividend equivalent rights converted into 15 common shares, and 2,741 shares of common stock were withheld to satisfy tax obligations upon vesting.
WESTERN DIGITAL CORP (WDC) reported insider equity compensation and related tax withholding transactions by Chief Financial Officer Kris Sennesael. On August 25, 2026, he received 8,274 restricted stock units, each representing one share of common stock. On August 26, dividend equivalent rights totaling 19.8821 units converted into 19 shares of common stock (with a fractional unit settled in cash), and 4,317 shares of common stock were withheld to pay tax obligations upon vesting. After the conversion, he held 444.3222 dividend equivalent rights as a derivative position.
WESTERN DIGITAL CORP (WDC) reported insider equity transactions by Chief of Global Operations Gubbi Vidyadhara K. On August 25 and 26, 2026, dividend equivalent rights were exercised and converted on a one-for-one basis into small amounts of common stock in connection with vesting restricted stock units, with a fractional right settled in cash.
The reporting person also received a grant of 5,171 restricted stock units, each representing a contingent right to one share of common stock. To satisfy related tax obligations upon vesting, the issuer withheld 1,143 shares at $450.75 per share and 2,056 shares at $468.88 per share under Rule 16b-3(e). Overall, the filing reflects compensation-related equity vesting, a new RSU grant, and tax-withholding share dispositions.
WESTERN DIGITAL CORP (WDC) reported that SVP & Chief Accounting Officer Brad Feller received a grant of 2,068 restricted stock units of common stock on August 25, 2026, at no cash cost. Each unit represents a contingent right to one share. Following this award, Feller directly holds 12,043 shares of Western Digital common stock, including 68 shares acquired under the company’s Employee Stock Purchase Plan on May 31, 2026.
WESTERN DIGITAL CORP (WDC) reported insider equity activity by Chief Sales & Marketing Officer Brian Scott Davis. On August 25–26, 2026, dividend equivalent rights were exercised and converted into common stock, and Davis received common shares from this conversion plus a 3,619-share restricted stock unit grant. In connection with vesting, a total of 2,615 shares of common stock were withheld to pay tax obligations under Rule 16b-3(e). No open-market purchases or sales were reported.
Western Digital Corporation (WDC) amended a recent current report to disclose the final equity component of its previously announced note exchanges. The company had entered into privately negotiated agreements with certain holders of its 3.00% Convertible Senior Notes due 2028 to exchange approximately $191.0 million aggregate principal amount of these notes for cash and shares of common stock. Because the share amount depended on the volume-weighted average price of the stock on August 26, 2026, it was not available earlier. The amendment now states that an aggregate of 4,653,572 Exchange Shares will be delivered in these exchange transactions; all other aspects of the earlier report remain unchanged.
WESTERN DIGITAL CORPORATION (WDC) is the issuer for which officer Cynthia Lock Tregillis has filed a Form 144 notice of proposed sale of restricted common stock. The notice indicates an intended sale of 1,007 shares of Western Digital common stock through Morgan Stanley Smith Barney LLC Executive Financial Services, with an aggregate market value of $481,708.52 and a proposed sale date around August 27, 2026 on NASDAQ. The securities are described as restricted stock acquired from the issuer. Over the prior three months, Tregillis reported multiple sales of Western Digital common shares, including 432 shares for $235,699.20 on June 5, 2026; 808 shares for $427,941.04 on July 21, 2026; and several August 2026 transactions of 235, 684, and 476 shares with reported proceeds of $112,158.45, $305,180.28, and $214,571.28, respectively.