BEIJING – Beijing-based Immunotech Biopharm Ltd. made a strong debut as the first pre-revenue cellular immunotherapy firm to trade on the Hong Kong Stock Exchange (HKEX), raising $142 million via its IPO. Trading under the ticker 6978, the company’s share price closed at HK$15.48 (US$2) on July 10, up 40.7% from its offer price at HK$11.