CXMT Shanghai IPO and Market Capitalization Impact
Chinese memory chipmaker CXMT (ChangXin Memory Technologies) made a historic debut on Shanghai's STAR Market, surging 466% on its first day. The IPO raised $8.6 billion, the largest in Asia for 2026, propelling CXMT to become China's most valuable listed company by market capitalization, surpassing long-time heavyweights like ICBC and Tencent.
Aggregated from 9 sources · Updated 25 Aug 2026, 03:16 UTC (UTC)
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Facts (10)
- Established
CXMT shares surged 466% on their trading debut on Shanghai's STAR Market on July 27, 2026.
- Established
The company raised 57.92 billion yuan ($8.6 billion) in its initial public offering, making it Asia's largest IPO of 2026.
- Established
CXMT's market capitalization reached approximately 3.3 trillion yuan ($487-488 billion) following its first day of trading.
- Established
CXMT overtook Industrial and Commercial Bank of China (ICBC) and Tencent to become the most valuable company listed on a mainland Chinese exchange.
- Established
The company's trading volume on its first day reached 141.1 billion yuan, the highest single-day turnover ever recorded for an A-share stock.
- Established
The IPO price was set at 8.66 yuan per share and the stock closed its first day at 49 yuan.
- Established
Western memory chipmaker stocks, including SanDisk (Western Digital) and Micron, experienced share price declines following the CXMT debut.
- Established
CXMT is recognized as the world's fourth-largest producer of dynamic random-access memory (DRAM) chips.
- EmergingNiche Signal
CXMT's market capitalization continued to rise after its debut, exceeding 4.1 trillion yuan ($608 billion) within 16 trading days.
- EmergingNiche Signal
Apple has begun testing CXMT chips for devices sold within the Chinese market.