Shares of FOURSEMI (03625) surged 106.75% in early trading on Tuesday, marking a dramatic debut on the Hong Kong Stock Exchange. The stock's powerful opening followed its initial public offering at a final price of HK$40 per share.

The spectacular intraday gain was fueled by exceptionally strong investor demand. The company's public offering was oversubscribed by approximately 3,118 times, while its international offering was 2.93 times subscribed, indicating massive appetite for the shares ahead of the listing.

Sentiment was further buoyed by the stock's performance in the grey market, where it closed at HK$84.60, surging approximately 111.5% prior to the official debut. Market interest has been heightened as FOURSEMI is positioned as the first AI audio chip stock to list in Hong Kong, a narrative that has attracted significant capital from investors seeking exposure to the semiconductor and artificial intelligence sectors.