Xin Lang Qi Huo·2025-07-28 08:28Group 1 - The core viewpoint of the article highlights the trading performance of aluminum oxide futures, indicating a decrease in the main contract price and a net short position among the top 20 positions [1][2][3] - As of July 28, the main contract for aluminum oxide (2509) experienced a price drop of 6.27%, with a trading volume of 1,003,200 contracts and a total of 1,323,100 contracts traded across all contracts, reflecting an increase of 118,000 contracts from the previous day [1][3] - The top three long positions were held by Guotai Junan, CITIC Futures, and Dongzheng Futures, while the top three short positions were also held by Guotai Junan, Galaxy Futures, and Dongzheng Futures [1][4] Group 2 - The data shows that the long positions among the top 20 positions decreased by 8,735 contracts, while the short positions decreased by 2,360 contracts compared to the previous day [1][3] - The top three long position increases were from CITIC Futures (1,151 contracts), Guotai Junan (732 contracts), and Haitong Futures (593 contracts), while the top three long position decreases were from Dongzheng Futures (-1,245 contracts), Huishang Futures (-1,192 contracts), and Everbright Futures (-985 contracts) [1][4] - In terms of short positions, the top three increases were from COFCO Futures (1,240 contracts), Fangzheng Zhongqi (525 contracts), and Chuangyuan Futures (240 contracts), while the top three decreases were from CITIC Futures (-8,621 contracts), Guotai Junan (-8,206 contracts), and Guotou Futures (-1,311 contracts) [1][4]