彤程新材跌2.02%，成交额2.87亿元，主力资金净流出2348.39万元

Core Viewpoint - Tongcheng New Materials experienced a stock price decline of 2.02% on December 19, with a current price of 44.66 yuan per share and a total market capitalization of 27.515 billion yuan [1] Financial Performance - For the period from January to September 2025, Tongcheng New Materials reported a revenue of 2.523 billion yuan, representing a year-on-year growth of 4.06%, and a net profit attributable to shareholders of 494 million yuan, which is a 12.65% increase compared to the previous year [2] - The company has distributed a total of 1.493 billion yuan in dividends since its A-share listing, with 847 million yuan distributed over the past three years [3] Shareholder Information - As of September 30, 2025, the number of shareholders for Tongcheng New Materials reached 60,200, an increase of 27.61% from the previous period, while the average circulating shares per person decreased by 21.42% to 9,914 shares [2] - The top ten circulating shareholders include new entrants such as Penghua CSI Sub-Segment Chemical Industry Theme ETF and Guotai CSI Semiconductor Materials and Equipment Theme ETF, indicating a shift in institutional holdings [3] Stock Performance - Year-to-date, the stock price of Tongcheng New Materials has increased by 29.55%, with a recent decline of 4.27% over the last five trading days, a 4.18% increase over the last 20 days, and a 25.38% increase over the last 60 days [1] Business Overview - Tongcheng New Materials, established on June 4, 2008, and listed on June 27, 2018, is primarily engaged in the research, production, sales, and related trade of fine chemical materials, with its main revenue sources being rubber additives (70.06%), electronic materials (26.69%), and fully biodegradable materials (3.25%) [1] - The company operates within the basic chemical industry, specifically in rubber additives, and is associated with sectors such as photoresists, tires, OLEDs, semiconductors, and heavily invested funds [1]