铁路公路板块11月19日跌0.86%，海汽集团领跌，主力资金净流出3.01亿元

Core Insights - The railway and highway sector experienced a decline of 0.86% on November 19, with Haiqi Group leading the losses [1] - The Shanghai Composite Index closed at 3946.74, up 0.18%, while the Shenzhen Component Index closed at 13080.09, unchanged [1] Sector Performance - The railway and highway sector stocks showed mixed performance, with notable declines in several key companies: - Haiqi Group: Closed at 26.18, down 5.18% [2] - Hainan Highway: Closed at 7.61, down 4.40% [2] - Other companies like Sanfengsi and Fujian Highway also reported declines of 3.63% and 2.65% respectively [2] Trading Volume and Capital Flow - The railway and highway sector saw a net outflow of 301 million yuan from institutional investors, while retail investors contributed a net inflow of 265 million yuan [2] - The trading volume for key stocks included: - Shandong Highway: 100,300 shares traded, with a closing price of 9.43, up 0.53% [1] - Guangshen Railway: 349,400 shares traded, closing at 3.03, down 0.33% [1] Individual Stock Analysis - Shandong Highway had a net inflow of 14.52 million yuan from institutional investors, while retail investors showed a net outflow [3] - Guangshen Railway experienced a net inflow of 6.87 million yuan from institutional investors, but a net outflow from retail investors [3] - Overall, the sector's performance indicates a cautious sentiment among institutional investors, contrasted by retail investor activity [3]