“数”看期货：大模型解读近一周卖方策略一致观点-20260210

• The report discusses the performance of the four major stock index futures contracts (IF, IC, IM, IH) over the past week, highlighting that IH had the highest increase of 0.90%, while IC experienced the largest decline of -0.08%[3][11] - The average trading volume of the contracts showed mixed performance, with IC increasing the most by 2.72%, and IH decreasing the most by -16.58%[3][11] - The average open interest of all four contracts declined, with IF showing the largest decrease of -11.61%, and IM the smallest decrease of -0.69%[3][11] - The annualized basis rates for the current contracts of IF, IC, IM, and IH were -2.13%, -4.76%, -8.13%, and -0.44%, respectively, as of last Friday's close[3][11] - The inter-month spread rates for IF, IC, IM, and IH contracts were at the 3.10%, 0.60%, 11.80%, and 31.30% percentiles of their historical distributions since 2019, with IM and IH at normal levels and IF and IC at relatively low levels[4][12] - Dividend forecasts for the next year indicate that the Shanghai and Shenzhen 300 Index, CSI 500 Index, SSE 50 Index, and CSI 1000 Index will impact index points by 81.23, 90.90, 72.77, and 68.78, respectively[4][12] - The report provides a formula for calculating forward and reverse arbitrage returns in index futures trading, considering factors such as transaction costs, margin ratios, and risk-free rates[46] - The dividend estimation method involves using historical dividend patterns and EPS data to predict future dividend points, with specific formulas provided for calculating the impact on index points[48][52]