Western Digital shares surge 15% as AI demand lifts investor optimism

Western Digital Corporation's stock climbed 15.4% on Thursday, reaching $533.04 after opening at $462.04 the previous day. The rally was driven by strong hard‑drive demand, expectations of AI‑related pricing strength, and broadly positive sentiment in the memory‑chip sector. Trading volume reached 8.27 million shares, slightly below the average session volume.

During the same period, hedge fund Caxton Associates trimmed its Western Digital position by 92.6%, selling 10,297 shares and ending the quarter with 826 shares worth about $223,000. Other investors such as Rakuten Securities, Avion Wealth, and BOKF NA adjusted their stakes, while analysts highlighted limited risk of a semiconductor oversupply until 2028 and noted competition from China’s ChangXin Memory Technologies. Insider Cynthia Tregillis sold 808 shares under a Rule 10b5‑1 plan, representing 0.70% of her holdings.