拓维信息涨2.08%，成交额20.41亿元，主力资金净流出1.69亿元

Core Viewpoint - The stock of Tuowei Information has shown significant growth this year, with a notable increase in both share price and trading volume, indicating strong market interest and potential investment opportunities [1][2]. Group 1: Stock Performance - As of September 18, Tuowei Information's stock price increased by 2.08%, reaching 39.28 CNY per share, with a trading volume of 20.41 billion CNY and a turnover rate of 4.64%, resulting in a total market capitalization of 494.76 billion CNY [1]. - Year-to-date, Tuowei Information's stock price has risen by 114.53%, with a 5-day increase of 5.45%, a 20-day increase of 14.92%, and a 60-day increase of 25.82% [1]. - The company has appeared on the daily trading leaderboard 20 times this year, with the most recent appearance on August 28 [1]. Group 2: Financial Performance - For the first half of 2025, Tuowei Information reported a revenue of 1.306 billion CNY, a year-on-year decrease of 24.42%, while the net profit attributable to shareholders reached 78.81 million CNY, marking a substantial year-on-year increase of 2262.83% [2]. - The company has distributed a total of 138 million CNY in dividends since its A-share listing, with no dividends paid in the last three years [3]. Group 3: Shareholder Structure - As of July 31, Tuowei Information had 453,800 shareholders, an increase of 0.44% from the previous period, with an average of 2,525 circulating shares per shareholder, a decrease of 0.21% [2]. - The top ten circulating shareholders include significant institutional investors, with notable increases in holdings from Southern CSI 500 ETF and E Fund CSI Artificial Intelligence Theme ETF, while Hong Kong Central Clearing Limited saw a significant decrease in holdings [3].