Zheng Xing Xing Ye Ri Bao·2025-10-17 08:31Market Overview - The biopharmaceutical sector experienced a decline of 1.51% on October 17, with Olin Bio leading the drop [1] - The Shanghai Composite Index closed at 3839.76, down 1.95%, while the Shenzhen Component Index closed at 12688.94, down 3.04% [1] Stock Performance - Notable gainers included: - Hualan Weishen (301207) with a closing price of 19.49, up 9.80% and a trading volume of 182,600 shares, totaling 349 million yuan [1] - ST Weiming (002581) closed at 7.65, up 4.37% with a trading volume of 125,000 shares, totaling 9.524 million yuan [1] - Major decliners included: - Olin Bio (688319) closed at 22.91, down 6.45% with a trading volume of 68,700 shares, totaling 161 million yuan [2] - Kanhua Bio (300841) closed at 75.29, down 4.08% with a trading volume of 33,800 shares, totaling 260 million yuan [2] Capital Flow - The biopharmaceutical sector saw a net outflow of 581 million yuan from institutional investors, while retail investors contributed a net inflow of 444 million yuan [2] - The detailed capital flow for selected stocks showed: - Junshi Bio (688180) had a net inflow of 63.85 million yuan from institutional investors, but a net outflow of 61.01 million yuan from retail investors [3] - Hualan Weishen (301207) saw a net inflow of 18.07 million yuan from institutional investors, with a net outflow of 20.09 million yuan from retail investors [3]