Zheng Xing Xing Ye Ri Bao·2025-12-19 09:11Market Overview - The railway and highway sector increased by 0.42% on December 19, with Haikou Group leading the gains [1] - The Shanghai Composite Index closed at 3890.45, up 0.36%, while the Shenzhen Component Index closed at 13140.22, up 0.66% [1] Top Performers - Haikou Group (603069) closed at 23.86, up 10.00% with a trading volume of 234,900 shares and a transaction value of 543 million [1] - Hainan Expressway (000886) closed at 6.68, up 6.37% with a trading volume of 834,200 shares [1] - Sanfeng Company (001317) closed at 56.22, up 5.08% with a trading volume of 209,700 shares and a transaction value of 1.151 billion [1] Underperformers - Ninghu Expressway (600377) closed at 12.16, down 1.46% with a trading volume of 151,000 shares and a transaction value of 18.4 million [2] - China Merchants Highway (001965) closed at 9.98, down 1.09% with a trading volume of 158,600 shares [2] - Guangdong Expressway A (000429) closed at 11.86, down 1.08% with a trading volume of 83,700 shares [2] Capital Flow - The railway and highway sector experienced a net outflow of 17.788 million from institutional investors, while retail investors saw a net inflow of 7.817 million [2] - The main stocks with significant capital inflow included Dazhong Transportation (600611) with a net inflow of 58.3566 million [3] - Haikou Group (603069) had a net inflow of 55.5408 million, while Sanfeng Company (001317) saw a net inflow of 52.0940 million [3]