生物制品板块10月30日跌1.25%，奥浦迈领跌，主力资金净流出5.23亿元

Market Overview - The biopharmaceutical sector experienced a decline of 1.25% on October 30, with Aopumai leading the drop [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] Stock Performance - Notable gainers in the biopharmaceutical sector included: - Kanglaweishi (Code: 920575) with a closing price of 13.76, up 4.40% and a trading volume of 93,500 shares, totaling 129 million yuan [1] - C Moyi (Code: 688765) closed at 117.90, up 4.13% with a trading volume of 166,000 shares, totaling 1.951 billion yuan [1] - Kexing Pharmaceutical (Code: 688136) closed at 39.14, up 2.73% with a trading volume of 66,800 shares, totaling 261 million yuan [1] - Major decliners included: - Aopumai (Code: 688293) closed at 57.70, down 7.10% with a trading volume of 26,200 shares, totaling 153 million yuan [2] - Norsland (Code: 920047) closed at 24.92, down 3.90% with a trading volume of 46,700 shares, totaling 119 million yuan [2] - Baipusais (Code: 301080) closed at 62.13, down 3.52% with a trading volume of 25,000 shares, totaling 157 million yuan [2] Capital Flow - The biopharmaceutical sector saw a net outflow of 523 million yuan from institutional investors, while retail investors contributed a net inflow of 418 million yuan [2] - The capital flow for specific stocks indicated: - Kexing Pharmaceutical had a net outflow of 38.83 million yuan from institutional investors, while retail investors had a net outflow of 34.70 million yuan [3] - Aopumai experienced a net inflow of 12.31 million yuan from institutional investors, but a net outflow of 15.10 million yuan from retail investors [3] - Olin Biotech (Code: 688319) had a net inflow of 15.21 million yuan from institutional investors, but a net outflow of 25.08 million yuan from retail investors [3]