Western Digital (WDC) experienced a notable decline on June 5, 2026, primarily influenced by a confluence of company-specific and broader market factors. A significant contributing element was the ex-dividend date for its quarterly dividend, set for this date. The company had previously announced an increase in its quarterly cash dividend to $0.15 per share, payable on June 17, 2026, to shareholders of record as of June 5, 2026. On the ex-dividend date, the stock price typically adjusts downward by the amount of the dividend, as new purchasers are not entitled to the upcoming payment.

Adding to the downward pressure were concerns surrounding shareholder dilution arising from Western Digital’s convertible debt exchange program. The…