Form 4: Western Digital CEO Sells Shares via 10b5-1 Plan

Western Digital CEO Irving Tan sold 19,900 shares of common stock on February 2, 2026, through a pre-arranged 10b5-1 trading plan.

Summary

• Irving Tan, Chief Executive Officer and Director of Western Digital Corp (WDC), disposed of 19,900 shares of common stock.
• The transactions occurred on February 2, 2026, and were executed under a Rule 10b5-1 trading plan adopted on May 12, 2025.
• The shares were sold in multiple transactions at weighted average prices ranging from $242.2291 to $261.8351 per share.
• Following these transactions, Irving Tan beneficially owns 623,586 shares of Western Digital Corp common stock directly.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a routine insider transaction under a pre-arranged plan, which typically has a neutral impact, though large sales can sometimes be viewed with slight caution by investors.

Negatives

• The Chief Executive Officer and Director sold a significant number of shares (19,900), which, despite being pre-planned, represents a reduction in insider ownership.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Management Comments

• The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.

Industry Context

StockSavvy.ai notes that insider sales, particularly those executed under a Rule 10b5-1 plan, are a common practice for executives to manage personal finances, diversify holdings, and exercise vested equity awards in a compliant manner. While a pre-arranged plan mitigates concerns about opportunistic selling, the market may still observe the volume of insider transactions as a data point regarding management's long-term conviction.

Stakeholder Impact

• Shareholders may interpret the insider sale as a signal, though the pre-planned nature under Rule 10b5-1 typically reduces negative sentiment compared to unscheduled sales.

Next Steps

• The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

Key Dates

Keywords

Western Digital, WDC, Irving Tan, Insider Trading, Form 4, Stock Sale, 10b5-1 Plan, CEO