Material Event (Form 8-K)

On January 5, 2026, Western Digital Corporation, a Delaware corporation (the "Company"), issued a conditional notice of redemption in respect of the entire aggregate principal amount outstanding of its 4.750% Senior Notes due 2026 (CUSIP No. 958102AM7) (the "Notes"), which were issued pursuant to an indenture, dated as of February 13, 2018 (the "Indenture"), among the Company, the guarantors party thereto and U.S. Bank, National Association, as trustee (the "Trustee") (the "Redemption"). On January 6, 2026, the Trustee provided notice of conditional full redemption (the "Redemption Notice") to the record holders of the Notes in accordance with DTC procedures.

On February 5, 2026, the Company deposited sufficient funds with the Trustee to pay the redemption price payable in respect of all outstanding Notes (including accrued and unpaid interest on the Notes to, but excluding, the redemption date).

As a consequence of the foregoing, the Company satisfied and discharged its obligations under the Indenture. Upon the satisfaction and discharge of the Indenture on February 5, 2026, the guarantors were also discharged from their respective obligations under the Notes and the guarantees thereof.