股指期货持仓日度跟踪-20250829

Report's Investment Rating - No investment rating information is provided in the report. Core Viewpoints - The report provides a daily tracking and analysis of the positions of stock index futures, including the total positions and the changes in the positions of the top 20 seats of IF, IH, IC, and IM on August 28, 2025 [1][4][10][15][21]. Summary by Directory IF - Total Position and Main Contract Position Changes: On August 28, the total position of the IF variety increased by 4,219 hands, while the position of the main contract 2509 decreased by 1,659 hands [4]. - Top 20 Long Seats Position Changes: Among the top 20 long seats of the IF variety on that day, Guotai Junan Futures ranked first with a total position of 48,454 hands. Guotai Junan Futures had the largest increase in long positions, with an intraday increase of 3,166 hands, while Haitong Futures had the largest decrease, with an intraday decrease of 1,763 hands [5]. - Top 20 Short Seats Position Changes: Among the top 20 short seats of the IF variety on that day, CITIC Futures ranked first with a total position of 49,670 hands. Guotai Junan Futures had the largest increase in short positions, with an intraday increase of 1,538 hands, while Shenyin Wanguo Futures had the largest decrease, with an intraday decrease of 494 hands [7]. IH - Total Position and Main Contract Position Changes: On August 28, the total position of the IH variety decreased by 3,561 hands, and the position of the main contract 2509 decreased by 1,691 hands [10]. - Top 20 Long Seats Position Changes: Among the top 20 long seats of the IH variety on that day, CITIC Futures ranked first with a total position of 12,896 hands. Guotai Junan Futures had the largest increase in long positions, with an intraday increase of 1,181 hands, while CITIC Futures had the largest decrease, with an intraday decrease of 1,079 hands [10]. - Top 20 Short Seats Position Changes: Among the top 20 short seats of the IH variety on that day, CITIC Futures ranked first with a total position of 15,995 hands. Guotai Junan Futures had the largest increase in short positions, with an intraday increase of 1,048 hands, while CITIC Futures had the largest decrease, with an intraday decrease of 1,964 hands [12]. IC - Total Position and Main Contract Position Changes: On August 28, the total position of the IC variety decreased by 4,874 hands, and the position of the main contract 2509 decreased by 3,955 hands [15]. - Top 20 Long Seats Position Changes: Among the top 20 long seats of the IC variety on that day, CITIC Futures ranked first with a total position of 37,310 hands. Nanhua Futures had the largest increase in long positions, with an intraday increase of 545 hands, while CITIC Futures had the largest decrease, with an intraday decrease of 4,285 hands [16]. - Top 20 Short Seats Position Changes: Among the top 20 short seats of the IC variety on that day, CITIC Futures ranked first with a total position of 41,357 hands. Bank of China Futures had the largest increase in short positions, with an intraday increase of 485 hands, while CITIC Futures had the largest decrease, with an intraday decrease of 2,400 hands [18]. IM - Total Position and Main Contract Position Changes: On August 28, the total position of the IM variety increased by 10,689 hands, and the position of the main contract 2509 increased by 4,400 hands [21]. - Top 20 Long Seats Position Changes: Among the top 20 long seats of the IM variety on that day, Guotai Junan Futures ranked first with a total position of 53,836 hands. CITIC Futures had the largest increase in long positions, with an intraday increase of 2,989 hands, while JPMorgan Chase had the largest decrease, with an intraday decrease of 312 hands [21]. - Top 20 Short Seats Position Changes: Among the top 20 short seats of the IM variety on that day, CITIC Futures ranked first with a total position of 83,107 hands. Guotai Junan Futures had the largest increase in short positions, with an intraday increase of 3,391 hands, while Guotou Futures had the largest decrease, with an intraday decrease of 1,155 hands [23].