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WESTERN DIGITAL CORP

For the period ended Oct 3, 2025. Filed Oct 31, 2025.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Oct 3, 2025 · Filed Oct 31, 2025

WDC$289.78+9.9%Stored close · as of Nov 9, 2026

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Item 5. Other Information

Insider Trading Arrangements

During the quarter ended October 3, 2025, the following director adopted a trading arrangement for the purchase or sale of securities of Western Digital that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) of the Exchange Act (“Rule 10b5-1 Plan”):

Martin I. Cole, adirector of the Company, adopted a Rule 10b5-1 Plan on August 1, 2025. Under this plan, up to an aggregate of 22,000 shares of the Company’s common stock may be sold before the plan expires on October 30, 2026.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.