Form 4: Western Digital Director Executes Planned Stock Sale

Director Martin Cole sold 3,232 shares of Western Digital common stock on June 9, 2026, pursuant to a Rule 10b5-1 trading plan.

Summary

• Director Martin Cole sold a total of 3,232 shares of Western Digital (WDC) common stock on June 9, 2026.
• The transactions were executed at prices ranging from approximately $484.28 to $527.22 per share.
• Following these transactions, the director retains 26,153 shares of common stock.
• All sales were conducted under a pre-established Rule 10b5-1 trading plan adopted on March 5, 2026.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the sale was conducted through a pre-arranged, automated trading plan.

Positives

• The sales were executed under a pre-planned Rule 10b5-1 program, which is a standard mechanism for insiders to sell stock without triggering concerns regarding non-public information.

Negatives

• The transaction represents a reduction in the director's direct equity stake in the company.

Risks

• None identified; this is a routine insider transaction.

Future Outlook

No forward-looking guidance or operational outlook was provided in this filing.

Industry Context

StockSavvy.ai notes that insider selling via 10b5-1 plans is a common practice among corporate directors and does not typically signal a change in company fundamentals or management sentiment.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for corporate insiders to manage personal liquidity while maintaining compliance with SEC regulations.

Stakeholder Impact

• Minimal impact on shareholders as the sale was pre-planned and represents a small portion of the director's holdings.

Next Steps

• No future actions or milestones were disclosed.

Key Dates

Keywords

Western Digital, WDC, Insider Trading, Form 4, Director Sale, Rule 10b5-1