Xin Lang Qi Huo·2025-08-05 08:25Core Insights - The main contract for the 30-year Treasury futures closed at 2509 on August 5, with a slight increase of 0.06% and a trading volume of 100,100 contracts, indicating a net long position among the top 20 holders with a difference of 3,543 contracts [1][3]. Group 1: Trading Volume and Positions - Total trading volume for all contracts was 120,200, which is a decrease of 3,460 contracts from the previous day [1][4]. - The top 20 holders had a total long position of 125,900 contracts, down by 3,184 contracts, while the total short position was 125,700 contracts, a decrease of 1,942 contracts [1][4]. Group 2: Major Players - The top three long positions were held by CITIC Futures (27,833 contracts), Guotai Junan (17,150 contracts), and Ping An Futures (9,487 contracts) [1][4]. - The top three short positions were also held by CITIC Futures (16,180 contracts), Guotai Junan (15,641 contracts), and Galaxy Futures (10,917 contracts) [1][4]. Group 3: Changes in Positions - Among the top 20 holders, the largest increase in long positions was seen in Zhongtai Futures (2,126 contracts, up by 467), CITIC Futures (16,480 contracts, up by 347), and GF Futures (4,094 contracts, up by 96) [1][3]. - The largest decrease in long positions was recorded by Guotai Junan (10,876 contracts, down by 2,125), Guojin Futures (2,552 contracts, down by 638), and Hongyuan Futures (6,986 contracts, down by 367) [1][3].