南大光电涨2.29%，成交额18.07亿元，主力资金净流出3048.24万元

Core Viewpoint - Nanda Optoelectronics has shown a significant stock price increase of 47.14% year-to-date, with a recent trading volume indicating active market participation, despite a slight decline in the last five trading days [1] Group 1: Stock Performance - As of December 24, Nanda Optoelectronics' stock price rose by 2.29% to 46.93 CNY per share, with a trading volume of 1.807 billion CNY and a turnover rate of 6.02%, resulting in a total market capitalization of 32.436 billion CNY [1] - The stock has experienced a 0.61% decline over the last five trading days, but has increased by 20.30% over the past 20 days and 22.95% over the last 60 days [1] Group 2: Financial Performance - For the period from January to September 2025, Nanda Optoelectronics reported a revenue of 1.884 billion CNY, reflecting a year-on-year growth of 6.83%, and a net profit attributable to shareholders of 301 million CNY, which is a 13.24% increase compared to the previous year [2] Group 3: Shareholder Information - As of November 30, the number of shareholders for Nanda Optoelectronics reached 123,300, an increase of 4.56% from the previous period, while the average number of tradable shares per shareholder decreased by 4.36% to 5,321 shares [2] - The company has distributed a total of 507 million CNY in dividends since its A-share listing, with 293 million CNY distributed over the last three years [3] Group 4: Institutional Holdings - As of September 30, 2025, notable institutional shareholders include E Fund's ChiNext ETF, holding 12.5014 million shares, and Southern CSI 500 ETF, holding 10.0607 million shares, both of which have seen a reduction in holdings [3] - New institutional shareholders include Guotai Junan's semiconductor materials and equipment theme ETF, holding 7.2704 million shares, and Guolian An's semiconductor ETF, holding 4.7250 million shares [3]