BIOCYTOGEN-B (02315) surged more than 12%, reaching a record high of HK$35.86. At press time, the stock was up 12.52% at HK$35.76, with a turnover of HK$116.96 million.
The rally follows the company's announcement that its A-share subsidiary, Biocytogen Pharmaceuticals (Beijing) Co., Ltd., has received approval from the Shanghai Stock Exchange to list on the STAR Market on December 10, 2025.
Analysts at Huafu Securities highlighted that the company's "Ten Thousand Antibodies from One Thousand Mice" platform is beginning to yield results, with antibody licensing driving explosive earnings growth. The report noted BIOCYTOGEN's strong preclinical evaluation capabilities, the accelerating commercialization of its antibody development business, and promising drug pipeline potential, initiating coverage with a "Buy" rating.
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