影视院线板块8月13日跌0.3%，上海电影领跌，主力资金净流出4.6亿元

Group 1 - The film and theater sector experienced a decline of 0.3% on August 13, with Shanghai Film leading the drop [1] - The Shanghai Composite Index closed at 3683.46, up 0.48%, while the Shenzhen Component Index closed at 11551.36, up 1.76% [1] - Major stocks in the film and theater sector showed varied performance, with Huace Film rising by 2.91% and Huayi Brothers increasing by 1.49% [1] Group 2 - The net outflow of main funds in the film and theater sector was 460 million yuan, while retail investors saw a net inflow of 433 million yuan [1] - The trading volume and turnover for key stocks in the sector were significant, with Huace Film achieving a turnover of 626 million yuan [1]