SK Hynix raises $26.5bn in record-breaking US IPO, topping Alibaba's 2014 debut

South Korean chipmaker SK Hynix has raised $26.5 billion in what is now the largest-ever US stock market debut by a foreign company, surpassing Alibaba's 2014 IPO record. The company's shares began trading on the New York Stock Exchange on Friday. The listing marks a milestone for South Korea's semiconductor industry.