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.
Form 4 for Western Digital Corp (WDC) reports that Roxanne M. Oulman, a director, had dividend equivalent rights credited in connection with previously awarded restricted stock units (RSUs). The filing shows a transaction dated 09/18/2025 described as an acquisition of 3.8753 dividend equivalent rights (each contingent to receive one share or cash) with an indicated price of $0.0. Following the reported transaction the filing lists 10.7481 shares beneficially owned (direct). The Form 4 was signed on behalf of Ms. Oulman by an attorney-in-fact, Sandra Garcia, on 09/22/2025. No option exercise price or cash purchase was reported; the entry is described as dividend equivalents that vest proportionately with underlying RSUs.
Form 4 for Western Digital Corp (WDC) reports that Roxanne M. Oulman, a director, had dividend equivalent rights credited in connection with previously awarded restricted stock units (RSUs). The filing shows a transaction dated 09/18/2025 described as an acquisition of 3.8753 dividend equivalent rights (each contingent to receive one share or cash) with an indicated price of $0.0. Following the reported transaction the filing lists 10.7481 shares beneficially owned (direct). The Form 4 was signed on behalf of Ms. Oulman by an attorney-in-fact, Sandra Garcia, on 09/22/2025. No option exercise price or cash purchase was reported; the entry is described as dividend equivalents that vest proportionately with underlying RSUs.
Matthew E. Massengill, a director of Western Digital Corporation (WDC), was issued 26.0182 shares as dividend equivalent rights tied to previously awarded restricted stock units (RSUs). The filing reports the dividend equivalents accrued on RSUs and that they vest proportionately with the underlying RSUs; each dividend equivalent represents a contingent right to receive one share of common stock or its cash value. The Form 4 reports the transaction date as 09/18/2025 and is signed by an attorney-in-fact on 09/22/2025.
Matthew E. Massengill, a director of Western Digital Corporation (WDC), was issued 26.0182 shares as dividend equivalent rights tied to previously awarded restricted stock units (RSUs). The filing reports the dividend equivalents accrued on RSUs and that they vest proportionately with the underlying RSUs; each dividend equivalent represents a contingent right to receive one share of common stock or its cash value. The Form 4 reports the transaction date as 09/18/2025 and is signed by an attorney-in-fact on 09/22/2025.
Bruce E. Kiddoo, a director of Western Digital Corporation (WDC), is reporting a change in beneficial ownership dated 09/18/2025. The Form 4 shows the acquisition of 3.8753 dividend equivalent rights tied to previously awarded restricted stock units; these rights vest proportionately with the RSUs and each represents a contingent right to one share of common stock or the cash value instead. After the reported transaction, Mr. Kiddoo is shown as directly owning 10.7481 shares or share-equivalents. The form is signed on behalf of Mr. Kiddoo by an attorney-in-fact on 09/22/2025.
Bruce E. Kiddoo, a director of Western Digital Corporation (WDC), is reporting a change in beneficial ownership dated 09/18/2025. The Form 4 shows the acquisition of 3.8753 dividend equivalent rights tied to previously awarded restricted stock units; these rights vest proportionately with the RSUs and each represents a contingent right to one share of common stock or the cash value instead. After the reported transaction, Mr. Kiddoo is shown as directly owning 10.7481 shares or share-equivalents. The form is signed on behalf of Mr. Kiddoo by an attorney-in-fact on 09/22/2025.
Vidyadhara K. Gubbi, Chief of Global Operations at Western Digital (WDC), reported acquisition of dividend equivalent rights tied to previously awarded restricted stock units (RSUs). The Form 4 shows on 09/18/2025 an acquisition of 103.087 dividend equivalent rights, each representing a contingent claim to one share or cash value, recorded at $0.00. After the transaction the reporting person beneficially owns 257.9881 shares directly. The filing explains these rights vest proportionately with the underlying RSUs.
Vidyadhara K. Gubbi, Chief of Global Operations at Western Digital (WDC), reported acquisition of dividend equivalent rights tied to previously awarded restricted stock units (RSUs). The Form 4 shows on 09/18/2025 an acquisition of 103.087 dividend equivalent rights, each representing a contingent claim to one share or cash value, recorded at $0.00. After the transaction the reporting person beneficially owns 257.9881 shares directly. The filing explains these rights vest proportionately with the underlying RSUs.
Tunc Doluca, a director of Western Digital Corporation (WDC), reported a transaction dated 09/18/2025 on a Form 4. The filing shows the acquisition of 5.2013 dividend equivalent rights that relate to previously awarded restricted stock units (RSUs) and that vest proportionately with those RSUs. The filing states each dividend equivalent right represents a contingent right to receive one share of common stock or its cash value. After the reported transaction the filing lists 14.4258 shares (or share-equivalents) reported as beneficially owned in the line item. The Form 4 was signed by an attorney-in-fact on behalf of Mr. Doluca on 09/22/2025.
Tunc Doluca, a director of Western Digital Corporation (WDC), reported a transaction dated 09/18/2025 on a Form 4. The filing shows the acquisition of 5.2013 dividend equivalent rights that relate to previously awarded restricted stock units (RSUs) and that vest proportionately with those RSUs. The filing states each dividend equivalent right represents a contingent right to receive one share of common stock or its cash value. After the reported transaction the filing lists 14.4258 shares (or share-equivalents) reported as beneficially owned in the line item. The Form 4 was signed by an attorney-in-fact on behalf of Mr. Doluca on 09/22/2025.
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.
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.
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.
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.