Qualcomm’s stock rallied dramatically to start the week after the company revealed a bold expansion into artificial intelligence semiconductors. On Monday, the firm unveiled two AI accelerator chips – dubbed the AI200 and AI250 – aimed at powering AI in cloud data centers. This surprise announcement, part of Qualcomm’s efforts to diversify beyond a stagnant smartphone market, sent QCOM shares soaring to their highest price in 15 months bloomberg.com. Investors piled in, driving the stock up as much as 20% intraday and lifting the price into the high-$180s. Qualcomm closed the day up about 11% at roughly $187–$188 per share nasdaq.com, easily the biggest one-day gain for the stock in years. The surge made Qualcomm one of the top performers on the Nasdaq and S&P 500 that day, signaling renewed market enthusiasm for the company’s direction.