桐昆股份涨2.05%，成交额1.24亿元，主力资金净流出276.11万元

Core Viewpoint - Tongkun Co., Ltd. has shown a significant stock price increase of 35.97% year-to-date, with a recent rise of 10.49% over the last five trading days, indicating strong market performance and investor interest [1]. Financial Performance - For the period from January to September 2025, Tongkun Co., Ltd. reported a revenue of 67.397 billion yuan, reflecting a year-on-year decrease of 11.38%. However, the net profit attributable to shareholders increased by 53.83% to 1.549 billion yuan [2]. - The company has distributed a total of 3.203 billion yuan in dividends since its A-share listing, with 341 million yuan distributed over the past three years [3]. Shareholder Information - As of September 30, 2025, the number of shareholders for Tongkun Co., Ltd. decreased by 28.96% to 50,100, while the average number of circulating shares per shareholder increased by 40.76% to 47,780 shares [2]. - The top ten circulating shareholders include Hong Kong Central Clearing Limited, which increased its holdings by 9.4667 million shares to 35.9221 million shares, and a new entry, Penghua CSI Sub-Segment Chemical Industry Theme ETF, holding 25.2748 million shares [3]. Stock Market Activity - On December 22, the stock price of Tongkun Co., Ltd. reached 15.91 yuan per share, with a trading volume of 1.24 billion yuan and a turnover rate of 0.33%. The total market capitalization stands at 38.26 billion yuan [1]. - The net outflow of main funds was 2.7611 million yuan, with significant buying and selling activity observed in large orders [1]. Business Overview - Tongkun Co., Ltd. specializes in the production and sales of various types of polyester filament and fabric, with its main revenue sources being polyester pre-oriented yarn (61.10%) and purified terephthalic acid (37.69%) [1]. - The company is classified under the petrochemical industry, specifically in refining and trade, and is part of several concept sectors including undervalued stocks and the Yangtze River Delta integration [1].