Xin Lang Qi Huo·2025-05-28 08:26Core Insights - The main contract of the CSI 1000 Index futures closed at 2506 on May 28, with a slight decrease of 0.32% and a trading volume of 120,200 contracts [1][2] - Total trading volume for all contracts was 164,900, down by 30,100 contracts from the previous day [1][4] - The top 20 positions showed a net short position with a difference of 11,342 contracts [1] Group 1: Trading Volume and Positions - The total trading volume for the main contract was 120,200 contracts, reflecting a decrease of 30,100 contracts from the previous day [1] - The top 20 long positions totaled 223,800 contracts, down by 9,343 contracts, while the top 20 short positions totaled 250,400 contracts, down by 9,988 contracts [1][4] - The top three long positions were held by Guotai Junan (44,355 contracts), CITIC Futures (41,694 contracts), and Guotou Futures (13,197 contracts) [1][4] Group 2: Changes in Long and Short Positions - The top three long position increases were from GF Futures (5,056 contracts, up by 113), Shenyin Wanguo (2,850 contracts, up by 18), and Guoxin Futures (3,845 contracts, up by 15) [1] - The top three long position decreases were from CITIC Futures (23,985 contracts, down by 2,857), Guotai Junan (24,231 contracts, down by 1,415), and Dongzheng Futures (8,295 contracts, down by 1,325) [1] - The top three short position increases were from Huatai Futures (7,699 contracts, up by 163), Shenyin Wanguo (3,831 contracts, up by 84), and Zhongjin Futures (2,299 contracts, up by 80) [1]