Sou Hu Cai Jing·2025-09-17 10:48Group 1 - The Biotech Index (970038) closed at 2403.29 points, down 0.55%, with a trading volume of 25.269 billion yuan and a turnover rate of 1.59% [1] - Among the index constituents, 11 stocks rose, led by Jingxin Pharmaceutical with a 2.67% increase, while 38 stocks fell, with Yaoshi Technology leading the decline at 5.11% [1] - The top ten constituents of the Biotech Index include major companies such as Mindray Medical, with a weight of 13.82% and a market cap of 290.246 billion yuan, and other notable firms like Tigermed and Changchun High-tech [1] Group 2 - The net outflow of main funds from the Biotech Index constituents totaled 1.789 billion yuan, while retail investors saw a net inflow of 1.354 billion yuan [3] - Specific stocks like Boteng Co. experienced a net inflow of 73.5819 million yuan from main funds, while others like Jiayin Pharmaceutical saw a net outflow of 4.8669 million yuan [3] - The overall trend indicates a mixed sentiment among institutional and retail investors, with significant movements in individual stocks reflecting varying levels of confidence [3]