OTIC(SZ:000962) Xin Lang Cai Jing·2025-12-19 06:19Group 1 - The core point of the news is that Dongfang Tantalum Industry Co., Ltd. experienced a stock price increase of 5.23%, reaching 29.98 yuan per share, with a trading volume of 545 million yuan and a turnover rate of 3.69%, resulting in a total market capitalization of 15.136 billion yuan [1] - Dongfang Tantalum Industry, established on April 30, 1999, and listed on January 20, 2000, is primarily engaged in the research, production, and sales of tantalum, niobium, beryllium metals, and alloy products [1] - The company's main business revenue composition is as follows: tantalum, niobium, and their alloy products account for 98.36%, titanium and titanium alloy products for 1.30%, and other products for 0.34% and 0.01% respectively [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Invesco Great Wall holds a significant position in Dongfang Tantalum, specifically the Invesco Great Wall National Index 2000 Enhanced A (019013), which held 25,900 shares in the third quarter, representing 0.5% of the fund's net value, making it the sixth-largest heavy stock [2] - The Invesco Great Wall National Index 2000 Enhanced A (019013) was established on September 5, 2023, with a latest scale of 15.1221 million yuan, achieving a year-to-date return of 38.44%, ranking 894 out of 4,197 in its category, and a one-year return of 35.58%, ranking 971 out of 4,147 [2]