Stock market anomaly: Bei Ao Saitu-B (02315.HK) surged more than 15% in early trading. The company is about to go public on the Science and Technology Innovation Board. The company recently reached an agreement with Merck on antibody authorization cooperation at the beginning of the month.

date
18/09/2025
According to the Securities Times APP, Baio Sierra-Tu B (02315.HK) rose more than 15% in early trading, as of the time of writing, it has risen by 11.41% to HK$27.74, with a turnover of HK$12.0264 million.
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