Report Industry Investment Rating - Not provided in the content Core Viewpoints - On July 30, the current-month contracts of the four major stock index futures showed mixed performance, with IF up 0.04%, IH up 0.32%, IC down 0.43%, and IM down 0.44%. The total trading volume of stock index futures rebounded on the trading day, indicating increased trading enthusiasm among investors. The total trading volume and positions of IF, IH, IC, and IM all increased [1][2]. - The trends of IF and IH have a strength of 1, while those of IC and IM also have a strength of 1. The取值 range of trend strength is an integer within the [-2, 2] interval [6]. - The market was affected by multiple factors, including the decisions of the Politburo meeting, the党外人士座谈会, and Powell's remarks on interest rates. The Shanghai Composite Index rose 0.17%, the Shenzhen Component Index fell 0.77%, and the ChiNext Index fell 1.62%. A - shares had a full - day trading volume of 1.87 trillion yuan, up from 1.83 trillion yuan the previous day [7]. Summary by Relevant Catalogs 1. Stock Index Futures Data Tracking - **IF Series**: The closing prices of IF2508, IF2509, IF2512, and IF2603 were 4147, 4136.4, 4105.2, and 4074.4 respectively, with increases of 0.04%, 0.04%, 0.08%, and 0.13%. The trading volumes were 35444, 81931, 15870, and 4786 respectively, with increases of 11217, 23415, 5044, and 692. The positions were 46692, 162604, 54981, and 10426 respectively, with increases of 4803, 9027, 435, and 918. The basis was - 4.24, - 14.84, - 46.04, and - 76.84 respectively [1]. - **IH Series**: The closing prices of IH2508, IH2509, IH2512, and IH2603 were 2821.4, 2820, 2820.2, and 2821.6 respectively, with increases of 0.32%, 0.28%, 0.23%, and 0.26%. The trading volumes were 16238, 46511, 6381, and 1819 respectively, with increases of 5126, 15965, 2807, and 904. The positions were 20777, 64619, 15228, and 2657 respectively, with increases of 2883, 4265, 841, and 570. The basis was 2.05, 0.65, 0.85, and 2.25 respectively [1]. - **IC Series**: The closing prices of IC2508, IC2509, IC2512, and IC2603 were 6271.2, 6215.4, 6079, and 5955.2 respectively, with decreases of 0.43%, 0.42%, 0.36%, and 0.31%. The trading volumes were 26089, 58280, 15042, and 5843 respectively, with increases of 3022, 11610, 1455, and 1074. The positions were 51234, 108507, 57093, and 13089 respectively, with changes of + 2292, + 3193, - 964, and + 621. The basis was - 43.49, - 99.29, - 235.69, and - 359.49 respectively [1]. - **IM Series**: The closing prices of IM2508, IM2509, IM2512, and IM2603 were 6675.6, 6604.2, 6415.2, and 6249.8 respectively, with decreases of 0.44%, 0.43%, 0.43%, and 0.43%. The trading volumes were 46466, 144840, 31250, and 8723 respectively, with increases of 7945, 28437, 4954, and 1394. The positions were 64269, 185002, 78570, and 18656 respectively, with increases of 4761, 79688, 75, and 1303. The basis was - 42.88, - 114.28, - 303.28, and - 468.68 respectively [1]. 2. Trading Volume and Position Changes - **Trading Volume**: The total trading volume of IF increased by 40368 lots, IH by 24802 lots, IC by 17161 lots, and IM by 42730 lots [2]. - **Position**: The total positions of IF increased by 15183 lots, IH by 8559 lots, IC by 5142 lots, and IM by 16585 lots [2]. 3. Top 20 Member Position Changes - **IF Series**: For IF2508, long - order increase was 5738, and short - order increase was 4801; for IF2509, long - order increase was 7911, and short - order increase was 6415; for IF2512, long - order increase was 1200, and short - order increase was 313; for IF2603, long - order increase was 669, and short - order increase was 781 [5]. - **IH Series**: For IH2508, long - order increase was 2480, and short - order increase was 2467; for IH2509, long - order increase was 4125, and short - order increase was 3941; for IH2512, long - order increase was 962, and short - order increase was 919; for IH2603, data was not announced [5]. - **IC Series**: For IC2508, long - order increase was 2097, and short - order increase was 2029; for IC2509, long - order increase was 2973, and short - order increase was 2564; for IC2512, long - order increase was - 376, and short - order increase was - 849; for IC2603, long - order increase was 795, and short - order increase was 456 [5]. - **IM Series**: For IM2508, long - order increase was 4501; for IM2509, long - order increase was 9904, and short - order increase was 7544; for IM2512, long - order increase was 693, and short - order increase was 1559; for IM2603, data was not announced [5]. 4. Important Driving Factors - **Policy - related**: The Politburo meeting emphasized maintaining policy continuity and stability, promoting domestic and international dual - circulation, and achieving the goals of economic and social development for the year. The党外人士座谈会 also focused on promoting economic development in the second half of the year [6][7]. - **International Factor**: Powell did not give guidance on a September interest - rate cut, stating that it was too early to determine, and that the current interest - rate level was appropriate given the uncertainties in tariffs and inflation. He also said the job market was not weakening [7].