银河期货股指期货数据日报-20250902

1. Report Title and Date - The report is titled "Stock Index Futures Data Daily Report", dated September 2, 2025 [1][2] 2. IM Futures 2.1 Daily Quotes - The CSI 1000 index closed at 7313.88, down 2.50%. The trading volume was 35,044 lots, and the trading value was 59.85 billion yuan. The main contract IM2509 closed at 7251.40, down 1.85%, with a trading volume of 218,061 lots and a trading value of 31.68 billion yuan. The open interest was 193,312 lots, an increase of 12,533 lots [3] 2.2 Summary - The main contract of IM fell 1.81%, closing at 7251.4 points. The total trading volume of the four contracts was 337,746 lots, an increase of 85,941 lots from the previous day. The total open interest was 401,271 lots, an increase of 26,043 lots. The main contract was at a discount of 62.48 points, an increase of 58.07 points from the previous day. The annualized basis rate was -17.47% [5] 2.3 Basis and Cost - The annualized roll - over cost and dividend impact are presented in the report, showing the relationship between different contracts [10][11] 2.4 Open Interest - The net short - position ratio and the positions of major seats in IM2509, IM2512, and IM2603 are detailed, including the trading volume, long - position, and short - position changes of top members [15][18][22] 3. IF Futures 3.1 Daily Quotes - The CSI 300 index closed at 4490.45, down 0.74%. The main contract IF2509 closed at 4481.20, down 0.69%, with a trading volume of 122,523 lots and a trading value of 16.51 billion yuan. The open interest was 146,527 lots, an increase of 8,725 lots [23] 3.2 Summary - The main contract of IF fell 0.69%, closing at 4481.2 points. The total trading volume of the four contracts was 195,366 lots, an increase of 51,069 lots from the previous day. The total open interest was 298,335 lots, an increase of 21,717 lots. The main contract was at a discount of 9.25 points, an increase of 3.86 points from the previous day. The annualized basis rate was -4.19% [23][24] 3.3 Basis and Cost - Similar to IM, the annualized roll - over cost and dividend impact of IF are also provided [28] 3.4 Open Interest - The net short - position ratio and the positions of major seats in IF2509, IF2512, and IF2603 are shown, including the trading volume, long - position, and short - position changes of top members [33][36][37] 4. IC Futures 4.1 Daily Quotes - The CSI 500 index closed at 6961.69, down 2.09%. The main contract IC2509 closed at 6896.20, down 1.83%, with a trading volume of 105,870 lots and a trading value of 14.66 billion yuan. The open interest was 124,446 lots, an increase of 11,825 lots [42] 4.2 Summary - The main contract of IC fell 1.83%, closing at 6896.2 points. The total trading volume of the four contracts was 172,836 lots, an increase of 46,175 lots from the previous day. The total open interest was 254,784 lots, an increase of 18,794 lots. The main contract was at a discount of 65.49 points, an increase of 30 points from the previous day. The annualized basis rate was -19.26% [42][43] 3.3 Basis and Cost - The annualized roll - over cost and dividend impact of IC are presented [49] 3.4 Open Interest - The net short - position ratio and the positions of major seats in IC2509, IC2512, and IC2603 are detailed, including the trading volume, long - position, and short - position changes of top members [53][56][57] 5. IH Futures 5.1 Daily Quotes - The SSE 50 index closed at 2992.88, up 0.39%. The main contract IH2509 closed at 2992.80, up 0.35%, with a trading volume of 53,059 lots and a trading value of 4.75 billion yuan. The open interest was 66,245 lots, an increase of 9,442 lots [61] 5.2 Summary - The main contract of IH rose 0.28%, closing at 2991.2 points. The total trading volume of the four contracts was 80,614 lots, an increase of 26,017 lots from the previous day. The total open interest was 109,749 lots, an increase of 12,783 lots. The main contract was at a discount of 1.68 points, an increase of 1.52 points from the previous day. The annualized basis rate was -0.45% [61][62] 5.3 Basis and Cost - The annualized roll - over cost and dividend impact of IH are provided [65] 5.4 Open Interest - The net short - position ratio and the positions of major seats in IH2509 and IH2512 are shown, including the trading volume, long - position, and short - position changes of top members [70][73][75]