Qualcomm's stock experienced a significant 5% decline during Thursday's intraday trading session, reflecting heightened investor concerns about the company's competitive positioning and broader market pressures.

The drop follows Elon Musk's denial of a Wall Street Journal report claiming SpaceX was developing an AI phone, which had previously generated speculation about potential partnerships or competitive threats to Qualcomm's core mobile business. This development contributed to negative sentiment around the stock.

Additionally, the semiconductor sector faced broad selling pressure amid ongoing concerns about AI infrastructure valuation and execution risks. Analyst commentary highlighted challenges in the highly competitive data center CPU and AI accelerator market, with Goldman Sachs maintaining a neutral rating on Qualcomm and pointing to the need for more evidence of cloud customer orders and revenue realization.

Competitive dynamics also weighed on investor sentiment, as reports indicated MediaTek is expanding its ASIC business with major clients like Alphabet and potentially Meta Platforms, creating increased competition in the custom chip sector where Qualcomm has recently announced its own cloud AI ambitions.