Group 1 - Robotech (300757.SZ) reported its Q3 2025 results on October 29, 2025, with 17 institutional investors holding a total of 61.84 million A-shares, representing 36.90% of the total share capital [1] - The top ten institutional investors collectively hold 36.82% of the shares, with a decrease of 1.48 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, three funds increased their holdings, including Huaxia Growth Enterprise Board New Energy ETF, Tianhong CSI Photovoltaic A, and Dacheng Value Pioneer Flexible Allocation A, with a slight increase in the holding ratio [2] - Three public funds reduced their holdings, including Photovoltaic ETF, Southern CSI 500 ETF, and Puyin Ansheng CSI Photovoltaic Industry ETF, with a slight decrease in the holding ratio [2] - Five new public funds were disclosed this period, including Bank of China Securities Anhong Bond A and Huatai-PB CSI Photovoltaic Industry ETF, while 185 public funds were not disclosed this period, including Tianhong CSI Photovoltaic Industry ETF and Southern CSI New Energy ETF [2]

Group 1 - The core viewpoint of the article highlights that Dacheng Fund recently conducted research on a listed company, focusing on its operational performance and market strategies [1] Group 2 - The company Tai Chen Guang (300570) specializes in passive optical devices, with over 90% of its revenue coming from this segment and maintaining a gross margin of around 30% [1] - The company has significantly expanded its MT connector production capacity and possesses advanced cutting and testing technologies [1] - Progress in the research and development of CPO-related products is on track, and the company maintains a leading position in flexible optical boards [1] - A close supply relationship has been established with the company's largest client, leading to market gains through new product development and application expansion [1] - The company emphasizes capital operations and employee incentives, aiming for continued positive development in the future [1] Group 3 - Dacheng Fund was established in 2019, with a total asset management scale of 1.455 billion yuan, ranking 174 out of 210 in the public fund category [1] - The fund's non-monetary public fund asset management scale is 1.454 billion yuan, ranking 151 out of 210 [1] - The fund manages 17 public funds, ranking 142 out of 210, with 4 fund managers, ranking 155 out of 210 [1] - The best-performing public fund product in the past year is Dacheng Value Pioneer Flexible Allocation A, with a latest net value of 0.74 and a growth of 23.79% over the past year [1]