城商行板块1月15日跌0.59%，青岛银行领跌，主力资金净流入2.21亿元

Market Performance - The city commercial bank sector declined by 0.59% on January 15, with Qingdao Bank leading the decline [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] Individual Stock Performance - Chongqing Bank closed at 10.36, up 0.58% with a trading volume of 85,800 shares and a transaction value of 88.94 million [1] - Xiamen Bank closed at 7.15, up 0.42% with a trading volume of 89,300 shares and a transaction value of 63.77 million [1] - Hangzhou Bank closed at 15.68, up 0.38% with a trading volume of 626,300 shares and a transaction value of 9.85 billion [1] - Ningbo Bank closed at 28.81, down 0.31% with a trading volume of 285,000 shares and a transaction value of 824 million [1] - Chengdu Bank closed at 15.99, down 0.68% with a trading volume of 365,100 shares and a transaction value of 586 million [1] Capital Flow Analysis - The city commercial bank sector saw a net inflow of 221 million from institutional investors and a net inflow of 296 million from speculative funds, while retail investors experienced a net outflow of 517 million [2] - Hangzhou Bank had a net inflow of 123 million from institutional investors, accounting for 12.51% of its total [3] - Shanghai Bank had a net inflow of 97.02 million from institutional investors, representing 20.87% of its total [3] - Nanjing Bank had a net inflow of 37.40 million from institutional investors, making up 6.86% of its total [3]