生物柴油板块2月13日跌1.28%，山高环能领跌，主力资金净流出4073.19万元

Group 1 - The biodiesel sector experienced a decline of 1.28% on February 13, with Shanghaiguan Energy leading the drop [1] - The Shanghai Composite Index closed at 4082.07, down 1.26%, while the Shenzhen Component Index closed at 14100.19, down 1.28% [1] - The net capital outflow from the biodiesel sector amounted to 40.73 million yuan, while retail investors saw a net inflow of 26.47 million yuan [1] Group 2 - The main capital flow in the biodiesel sector showed a net outflow of 40.73 million yuan from institutional investors, with a net inflow of 14.26 million yuan from speculative funds [1] - The overall market sentiment reflected a bearish trend, impacting the performance of biodiesel stocks [1]