焦炭板块9月2日跌1.04%，美锦能源领跌，主力资金净流出1.15亿元

Group 1 - The coke sector experienced a decline of 1.04% on September 2, with Meijin Energy leading the drop [1] - The Shanghai Composite Index closed at 3858.13, down 0.45%, while the Shenzhen Component Index closed at 12553.84, down 2.14% [1] - Major stocks in the coke sector showed mixed performance, with Antai Group increasing by 0.90% and Meijin Energy decreasing by 2.03% [1] Group 2 - The net outflow of main funds in the coke sector was 115 million yuan, while retail investors saw a net inflow of 107 million yuan [1] - Detailed fund flow data indicates that Meijin Energy had a significant net outflow of 64.06 million yuan from main funds [2] - Retail investors showed a strong interest in several stocks, with Antai Group and Yunwei Co. seeing positive net inflows from retail investors [2]