10月28日中证医疗（399989）指数跌0.78%，成份股英科医疗（300677）领跌

Core Points - The CSI Medical Index (399989) closed at 7426.33 points, down 0.78%, with a trading volume of 21.164 billion yuan and a turnover rate of 1.59% [1] - Among the index constituents, 17 stocks rose while 33 stocks fell, with Weikang Medical leading the gainers at 4.6% and Yingke Medical leading the decliners at 8.58% [1] Index Constituents Summary - The top ten constituents of the CSI Medical Index include: - WuXi AppTec (603259) with a weight of 14.78%, latest price at 103.96 yuan, down 2.51%, and a market cap of 310.191 billion yuan [1] - Mindray Medical (300760) with a weight of 8.91%, latest price at 225.09 yuan, up 0.80%, and a market cap of 272.908 billion yuan [1] - United Imaging Healthcare (688271) with a weight of 8.15%, latest price at 144.81 yuan, up 0.68%, and a market cap of 119.346 billion yuan [1] - Other notable constituents include Yir Eye Hospital (300015), Kanglong Chemical (300759), and Tigermed (300347) [1] Capital Flow Analysis - The CSI Medical Index constituents experienced a net outflow of 1.035 billion yuan from institutional investors, while retail investors saw a net inflow of 598 million yuan [3] - Notable capital flows include: - United Imaging Healthcare (688271) with a net inflow of 67.12 million yuan from institutional investors [3] - Meinian Health (002044) with a net inflow of 45.66 million yuan from institutional investors [3] - Other companies like Kingmed Diagnostics (603882) and Yir Medical (002223) also showed varying capital flows [3]