China's memory-chip bellwether $Cxmt Corporation(688825)$. can extend its blockbuster stock market debut to rally 1,239% from its initial public offering price as it wins market share over time. The stock jumped as much as 535% to 55.03 yuan in its first day of trading in Shanghai, making the company China's largest listed firm onshore. Formerly known as ChangXin Memory Technologies, the firm sold shares at 8.66 yuan apiece via the IPO. "We expect CXMT's market share gain to accelerate considering that the global supply of memory is unlikely to ease in the coming years," analyst Donnie Teng wrote in a note, assigning a buy rating and a 116 yuan target. "Strong demand for agentic AI will drive a more than sevenfold increase in gl