雪迪龙涨2.12%，成交额4493.26万元，主力资金净流入17.99万元

Group 1 - The core viewpoint of the news is that Xuedilong has shown a significant increase in stock price and trading activity, indicating positive market sentiment and investor interest [1][2] - As of December 19, Xuedilong's stock price rose by 2.12% to 8.69 CNY per share, with a total market capitalization of 5.525 billion CNY [1] - The company has experienced a year-to-date stock price increase of 41.21%, with recent trading performance showing a slight increase over the past 5, 20, and 60 days [1] Group 2 - For the period from January to September 2025, Xuedilong reported a revenue of 888 million CNY, reflecting a year-on-year growth of 6.34%, and a net profit attributable to shareholders of 115 million CNY, which is a 52.10% increase [2] - The company has distributed a total of 1.316 billion CNY in dividends since its A-share listing, with 589 million CNY distributed over the past three years [3] - As of September 30, the number of shareholders increased to 49,500, a rise of 39.39%, while the average number of circulating shares per person decreased by 28.26% [2]