Zheng Xing Xing Ye Ri Bao·2025-08-01 08:27Market Overview - On August 1, the optical optoelectronics sector rose by 0.17% compared to the previous trading day, with Geberga leading the gains [1] - The Shanghai Composite Index closed at 3559.95, down 0.37%, while the Shenzhen Component Index closed at 10991.32, down 0.17% [1] Top Gainers in Optical Optoelectronics - Geberga (835438) closed at 22.23, up 8.54% with a trading volume of 150,000 shares and a turnover of 324 million yuan [1] - Yingfeite (300582) closed at 14.13, up 7.21% with a trading volume of 257,800 shares and a turnover of 357 million yuan [1] - Aorui De (600666) closed at 4.04, up 6.32% with a trading volume of 3,122,200 shares and a turnover of 1.227 billion yuan [1] Top Losers in Optical Optoelectronics - Dongtianwei (301183) closed at 65.84, down 6.56% with a trading volume of 105,400 shares and a turnover of 703 million yuan [2] - Tengjing Technology (688195) closed at 46.76, down 3.49% with a trading volume of 59,500 shares and a turnover of 281 million yuan [2] - Aobi Zhongguang (688322) closed at 72.38, down 2.02% with a trading volume of 79,700 shares and a turnover of 584 million yuan [2] Fund Flow Analysis - The optical optoelectronics sector experienced a net outflow of 448 million yuan from institutional investors, while retail investors saw a net inflow of 403 million yuan [2] - Major stocks like Sanan Optoelectronics (600703) had a net inflow of 10.4 million yuan from institutional investors, but a net outflow from retail investors [3] Individual Stock Fund Flow - Sanan Optoelectronics (600703) had a net inflow of 10.4 million yuan from institutional investors, while retail investors experienced a net outflow of approximately 96.9 million yuan [3] - Yingfeite (300582) saw a net inflow of 36.1 million yuan from institutional investors, with retail investors also experiencing a net outflow [3]