HK Stock Market Move | Meiwei Biological-B (02493) rose more than 6%, and the latest clinical data of 9MW2821 will be presented at the ASCO annual meeting in 2026.
Maiwei Biotechnology-B (02493) increased by over 6%, as of the deadline, it has risen by 5.22%, closing at 25.8 Hong Kong dollars, with a turnover of 713.28 million Hong Kong dollars.
Meiwei Biotechnology-B (02493) surged more than 6%, as of press time, it rose by 5.22% to HKD 25.8, with a trading volume of HKD 7.1328 million.
On the news front, Meiwei Biotechnology-B announced that the company will present the Phase Ib/II clinical research data of the targeted Nectin-4ADC innovative drug 9MW2821 (Bulumtatug Fuvedotin, BFv) in combination with Teripritumab monoclonal antibody for locally advanced or metastatic urothelial carcinoma (la/mUC) at the 2026 American Society of Clinical Oncology (ASCO) Annual Meeting in Chicago from May 29 to June 2, 2026, in an oral presentation. The Phase II clinical research data of 9MW2821 in combination with Teripritumab monoclonal antibody for perioperative muscle-invasive bladder cancer (MIBC) will be presented in poster form.
9MW2821 is the first targeted Nectin-4 ADC drug developed by Meiwei Biotechnology, a new variety developed by the company using its ADC drug development platform, connecting the antibody with autonomous intellectual property linkage technology and optimized ADC linkage process for antibody site-specific modification. After administration of 9MW2821, it can bind to Nectin-4 on the surface of tumor cells and enter the cells. Through enzymatic action, it can selectively release cytotoxins, thus achieving precise killing of tumors. The company is currently conducting multiple clinical studies for indications such as urothelial carcinoma, cervical cancer, esophageal cancer, and breast cancer.
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