共封装光学(CPO)概念下跌5.05%，主力资金净流出95股

Group 1 - The CPO (Co-Packaged Optics) concept sector experienced a decline of 5.05%, ranking among the top declines in concept sectors, with stocks like Xingsen Technology, Jingwang Electronics, and Guangxun Technology hitting the daily limit down [1][2] - Major outflows of capital were observed in the CPO sector, with a net outflow of 22.156 billion yuan, affecting 95 stocks, and 46 stocks seeing outflows exceeding 1 billion yuan [2][4] - The top stocks with significant capital outflows included Xinyi Technology with a net outflow of 3.104 billion yuan, followed by Zhongji Xuchuang and Huagong Technology with outflows of 1.435 billion yuan and 1.063 billion yuan respectively [2][4] Group 2 - Among the stocks that saw gains, Jia Yuan Technology, Qingshan Paper, and Lingyun Light had increases of 10.59%, 9.96%, and 4.50% respectively [1][4] - The CPO sector's performance was notably poor, with many stocks experiencing significant declines, including De Ke Li and Zhi Shang Technology, which fell by 14.63% and 12.39% respectively [4][3] - The trading volume and turnover rates varied significantly across the sector, with stocks like Xingsen Technology and Guangxun Technology showing turnover rates of 13.41% and 11.99% respectively [2][3]