医药商业板块11月18日跌0.92%，药易购领跌，主力资金净流出7.06亿元

Market Overview - The pharmaceutical commercial sector experienced a decline of 0.92% on November 18, with Yao Yigou leading the drop [1] - The Shanghai Composite Index closed at 3939.81, down 0.81%, while the Shenzhen Component Index closed at 13080.49, down 0.92% [1] Stock Performance - Notable gainers included: - Ren Da Medical (603108) with a closing price of 15.97, up 2.90% and a trading volume of 278,200 shares, totaling 442 million yuan [1] - People's Tongtai (600829) with a closing price of 17.72, up 6.49% and a trading volume of 1,148,700 shares, totaling 1.902 billion yuan [1] - Major decliners included: - Yao Yigou (300937) with a closing price of 33.95, down 6.37% and a trading volume of 115,000 shares, totaling 396 million yuan [2] - Luhua Pharmaceutical (002788) with a closing price of 10.29, down 5.86% and a trading volume of 467,300 shares, totaling 489 million yuan [2] Capital Flow - The pharmaceutical commercial sector saw a net outflow of 706 million yuan from institutional investors, while retail investors contributed a net inflow of 705 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors withdrawing while retail investors remained active [2] Individual Stock Capital Flow - Ren Da Medical (603108) had a net inflow of 49.2 million yuan from institutional investors, while retail investors saw a net outflow of 65.5 million yuan [3] - Yao Yigou (300937) experienced a significant net outflow of 560.4 million yuan from institutional investors [3] - The data reflects varying levels of investor confidence across different stocks within the sector [3]