Understanding the Market | DUALITYBIO-B opened over 4% higher after being included in the Hang Seng Composite Index constituents, and its new breast cancer drug has reached the primary endpoint in Phase III clinical trials

Zhitong
2025.09.08 01:30
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DUALITYBIO-B's stock price opened over 4% higher, rising 4.63% to HKD 380 as of the time of writing, with a transaction volume of HKD 7.506 million. Starting from September 8, 2025, the company's shares will be included in the Hang Seng Composite Index constituents, expanding the investor base. The company also announced that its new breast cancer drug DB-1303/BNT323 has reached its primary endpoint in the Phase III clinical trial and plans to communicate with the drug regulatory authority regarding the application for market approval