8月8日增减持汇总：艾力斯等15家公司减持 暂无A股增持（表）

Group 1 - The article reports that 15 listed companies have disclosed share reduction plans, with no A-share increases on the same day [1] - Specific companies mentioned include Juguang Technology, Shiyun Circuit, Chuanwang Media, and others, indicating a trend of shareholder reductions [2] - The reductions range from 1% to over 3% of the companies' shares, with notable plans from major shareholders and executives [2]