精准医疗板块1月15日跌1.44%，贝瑞基因领跌，主力资金净流出8.7亿元

Market Overview - The precision medicine sector experienced a decline of 1.44% on January 15, with Berry Genomics leading the drop [1] - The Shanghai Composite Index closed at 4112.6, down 0.33%, while the Shenzhen Component Index closed at 14306.73, up 0.41% [1] Stock Performance - Notable gainers in the precision medicine sector included: - Ruian Gene (688217) with a closing price of 32.51, up 1.82% [1] - Zhaoli Pharmaceutical (300181) with a closing price of 17.08, up 1.07% [1] - Rendu Biotech (688193) with a closing price of 51.65, up 0.68% [1] - Significant decliners included: - Berry Genomics (000710) with a closing price of 13.50, down 10.00% [2] - BGI Genomics (300676) with a closing price of 56.90, down 3.97% [2] - Union Medical (688271) with a closing price of 139.60, down 3.64% [2] Capital Flow - The precision medicine sector saw a net outflow of 870 million yuan from institutional investors, while retail investors had a net inflow of 1.179 billion yuan [2][3] - The capital flow for key stocks showed: - WuXi AppTec (603259) had a net inflow of 42.33 million yuan from institutional investors [3] - Ruian Gene (688217) experienced a net outflow of 7.04 million yuan from institutional investors [3] - ST Xiangxue (300147) had a net inflow of 4.43 million yuan from institutional investors [3]