The company's shares opened at HK$35.70, hit an intraday high of HK$42.88 and closed at HK$34.46, up 76% from the offer price of HK$19.60.That compared to a 2.8% rise for the benchmark Hang Seng Index. Biren was also the third most actively traded stock by turnover on the Hong Kong bourse, with 150.7 million shares ‌worth HK$5.52 billion ($707.7 million) ‌changing hands.The strong debut follows a blockbuster year for Hong Kong's equity market in 2025 and heralds a wave of chip and AI offerings this year as ...