1. Report Industry Investment Rating - No relevant information provided 2. Core Views of the Report - The report presents the index trends, the impact of sector fluctuations on indices, the basis and annualized opening costs of stock index futures, and the point differences and annualized costs of stock index futures roll - over on September 3rd [1][2][12][19] 3. Summary by Relevant Catalogs 3.1 Index Trends - On September 3rd, the Shanghai Composite Index fell 1.16% to 3813.56 points with a trading volume of 1012.296 billion yuan; the Shenzhen Component Index fell 0.65% to 12472.0 points with a trading volume of 1351.79 billion yuan [1] - The CSI 1000 Index fell 1.46% with a trading volume of 486.667 billion yuan; the CSI 500 Index fell 1.34% with a trading volume of 449.58 billion yuan; the SSE 50 Index fell 1.07% with a trading volume of 161.065 billion yuan; the CSI 300 Index fell 0.68% with a trading volume of 655.697 billion yuan [1] 3.2 Impact of Sector Fluctuations on Indices - The CSI 1000 dropped 107.0 points compared to the previous closing price, and sectors such as non - ferrous metals, national defense and military industry, and computer significantly pulled the index down [2] - The CSI 500 dropped 93.23 points compared to the previous closing price, and sectors such as computer, non - bank finance, and national defense and military industry significantly pulled the index down [2] - The CSI 300 dropped 30.62 points compared to the previous closing price. Sectors such as power equipment and communication significantly pulled the index up, while sectors such as banks, electronics, and non - bank finance significantly pulled the index down [2] - The SSE 50 dropped 31.89 points compared to the previous closing price. Sectors such as pharmaceutical biology significantly pulled the index up, while sectors such as banks, electronics, and non - bank finance significantly pulled the index down [2] 3.3 Stock Index Futures Basis and Annualized Opening Costs - For IM contracts, IM00 had an average daily basis of - 72.73, IM01 had - 133.83, IM02 had - 271.16, and IM03 had - 448.11 [12] - For IC contracts, IC00 had an average daily basis of - 79.74, IC01 had - 130.22, IC02 had - 237.48, and IC03 had - 382.87 [12] - For IF contracts, IF00 had an average daily basis of - 16.61, IF01 had - 23.0, IF02 had - 42.88, and IF03 had - 63.45 [12] - For IH contracts, IH00 had an average daily basis of - 4.99, IH01 had - 5.58, IH02 had - 6.58, and IH03 had - 4.13 [12] 3.4 Stock Index Futures Roll - over Point Differences and Annualized Costs - The report provides the point differences and annualized costs of roll - over for IM, IC, IF, and IH contracts at different time points, such as for the IF contract, at 09:45, the point differences between different contracts (e.g., IF00 - 01 was - 12.31678) are presented [20][21][23][24][25]