The IPO offered 2.32 billion shares for a price of 1,200 yen apiece, valuing the offering at 348.6 billion yen ($2.3 billion)

Tokyo Metro saw its stock untraded on its Tokyo market debut on Wednesday with a glut of buy orders in early trade.

Japanese subway operator’s shares soar as much as 47 percent in biggest listing since 2018. The main operator of Tokyo’s sprawling subway network has made a rip-roaring market debut in Japan’s biggest initial public offering (IPO) in six years.