煤炭开采板块12月26日涨0.1%，华阳股份领涨，主力资金净流出9221.66万元

Group 1 - The coal mining sector experienced a slight increase of 0.1% on December 26, with Huayang Co. leading the gains [1] - The Shanghai Composite Index closed at 3963.68, up 0.1%, while the Shenzhen Component Index closed at 13603.89, up 0.54% [1] - Key stocks in the coal mining sector showed varied performance, with Huayang Co. rising by 6.10% to a closing price of 8.17 [1] Group 2 - The coal mining sector saw a net outflow of 92.22 million yuan from major funds, while retail investors contributed a net inflow of 180 million yuan [2] - Notable stocks with significant net inflows from retail investors included Xinda Zhou A, which had a net inflow of 42.99 million yuan [3] - The overall trading volume and turnover in the coal mining sector reflected active participation, with Xinda Zhou A achieving a trading volume of 601,600 shares [1][2]