中科三环涨2.05%，成交额2.46亿元，主力资金净流入2187.13万元

Core Viewpoint - Zhongke Sanhuan's stock price has shown significant fluctuations, with a year-to-date increase of 34.59% and a recent decline over the past 20 days of 11.89, indicating volatility in investor sentiment and market conditions [1][2]. Group 1: Stock Performance - As of September 25, Zhongke Sanhuan's stock price was 13.93 yuan per share, with a market capitalization of 16.935 billion yuan [1]. - The stock has experienced a trading volume of 246 million yuan and a turnover rate of 1.47% [1]. - The stock has been on the "龙虎榜" (a list of stocks with significant trading activity) once this year, with a net buy of 135 million yuan on August 15 [1]. Group 2: Financial Performance - For the first half of 2025, Zhongke Sanhuan reported operating revenue of 2.922 billion yuan, a year-on-year decrease of 11.17%, while net profit attributable to shareholders was 43.993 million yuan, a year-on-year increase of 160.82% [2]. - Cumulatively, the company has distributed 1.54 billion yuan in dividends since its A-share listing, with 206 million yuan distributed in the last three years [3]. Group 3: Shareholder Structure - As of June 30, 2025, Zhongke Sanhuan had 121,100 shareholders, with an average of 10,039 shares held per shareholder, a slight decrease of 0.16% [2]. - Major shareholders include Hong Kong Central Clearing Limited, which holds 24.948 million shares, a decrease of 16.095 million shares from the previous period [3]. - New entrants among the top ten shareholders include Huaxia CSI 1000 ETF, holding 5.293 million shares, and Jinying Technology Innovation Stock A, holding 5.18 million shares [3].