国城矿业跌2.03%，成交额9128.48万元，主力资金净流出928.51万元

Core Viewpoint - Guocheng Mining's stock price has shown volatility, with a year-to-date increase of 21.61% but a recent decline of 7.31% over the past five trading days, indicating potential market fluctuations and investor sentiment changes [2]. Company Overview - Guocheng Mining Co., Ltd. is located in Fengtai District, Beijing, and was established on November 10, 1978, with its stock listed on January 20, 1997. The company primarily engages in lead-zinc mining and related businesses [2]. - The revenue composition of Guocheng Mining includes: titanium dioxide (53.55%), zinc concentrate (21.05%), iron concentrate (8.37%), lead concentrate (4.38%), copper concentrate (3.87%), silver concentrate (2.92%), sulfuric acid (2.91%), sulfur concentrate (1.81%), others (1.04%), and sulfur iron powder (0.09%) [2]. Stock Performance - As of October 16, Guocheng Mining's stock price was 14.46 CNY per share, with a market capitalization of 16.273 billion CNY. The stock experienced a trading volume of 91.2848 million CNY and a turnover rate of 0.55% [1]. - The net outflow of main funds was 9.2851 million CNY, with significant selling pressure observed [1]. Financial Performance - For the period from January to June 2025, Guocheng Mining achieved a revenue of 1.085 billion CNY, representing a year-on-year growth of 39.74%. The net profit attributable to shareholders was 521 million CNY, showing a remarkable increase of 1111.34% [2]. Shareholder Information - As of September 19, the number of shareholders for Guocheng Mining was 25,800, a decrease of 2.35% from the previous period. The average circulating shares per person increased by 2.40% to 43,643 shares [2]. - The company has distributed a total of 235 million CNY in dividends since its A-share listing, with 59.2363 million CNY distributed over the past three years [3]. Institutional Holdings - As of June 30, 2025, Hong Kong Central Clearing Limited was the eighth largest circulating shareholder, holding 6.641 million shares, a decrease of 571,200 shares compared to the previous period [3].