股指期货持仓日度跟踪-20250917

Report Industry Investment Rating - Not provided Core Viewpoints - The report provides a daily tracking of the positions of stock index futures, including changes in total positions and positions of the top 20 seats for IF, IH, IC, and IM [1]. Summary by Relevant Catalogs IF - Total position significantly increased on September 16, with a rise of 9133 hands, while the position of the main contract 2509 decreased by 7317 hands [1][3]. - Among the top 20 long - position seats, Guotai Junan Futures ranked first with a total position of 44361 hands. CITIC Futures had the largest long - position increase, adding 2178 hands, and Guotou Futures had the largest long - position decrease, reducing 560 hands [4]. - Among the top 20 short - position seats, CITIC Futures ranked first with a total position of 48350 hands. CITIC Futures had the largest short - position increase, adding 1824 hands, and Guotou Futures had the largest short - position decrease, reducing 1194 hands [6]. IH - Total position slightly increased on September 16, with a rise of 2226 hands, while the position of the main contract 2509 decreased by 5633 hands [1][9]. - Among the top 20 long - position seats, CITIC Futures ranked first with a total position of 10163 hands. Haitong Futures had the largest long - position increase, adding 572 hands, and Guotai Junan Futures had the largest long - position decrease, reducing 1340 hands [10]. - Among the top 20 short - position seats, CITIC Futures ranked first with a total position of 15581 hands. Haitong Futures had the largest short - position increase, adding 830 hands, and Guotai Junan Futures had the largest short - position decrease, reducing 950 hands [11]. IC - Total position significantly increased on September 16, with a rise of 13259 hands, while the position of the main contract 2509 decreased by 1404 hands [1][15]. - Among the top 20 long - position seats, Guotai Junan Futures ranked first with a total position of 39767 hands. CITIC Futures had the largest long - position increase, adding 2773 hands, and CITIC Construction Investment Futures had the largest long - position decrease, reducing 215 hands [16]. - Among the top 20 short - position seats, CITIC Futures ranked first with a total position of 42790 hands. Haitong Futures had the largest short - position increase, adding 3191 hands, and Guotou Futures had the largest short - position decrease, reducing 79 hands [18]. IM - Total position substantially increased on September 16, with a rise of 23224 hands, while the position of the main contract 2509 decreased by 3668 hands [1][22]. - Among the top 20 long - position seats, Guotai Junan Futures ranked first with a total position of 52172 hands. CITIC Futures had the largest long - position increase, adding 5878 hands, and China Merchants Futures had the largest long - position decrease, reducing 154 hands [23]. - Among the top 20 short - position seats, CITIC Futures ranked first with a total position of 75338 hands. Guotai Junan Futures had the largest short - position increase, adding 5167 hands, and Guotou Futures had the largest short - position decrease, reducing 264 hands [25].