小盘红利领涨，IC及IM主力合约贴水幅度均超10%【股指分红监控】

Key Points - The article discusses the dividend progress of constituent stocks in major indices as of November 12, 2025, highlighting that no companies in the Shanghai 50, CSI 500, and CSI 1000 indices have declared or implemented dividends, while only one company in the CSI 300 is in the proposal stage [1][3] - The article provides a comparison of dividend yields across different industries, noting that coal, banking, and steel sectors have the highest yields [2][4] - The realized and remaining dividend yields for various indices are reported, with the Shanghai 50 index having a realized yield of 2.50% and a remaining yield of 0.36%, while the CSI 300 has 1.99% and 0.24%, respectively [8][7] - The article tracks the premium and discount of stock index futures, indicating that the IH main contract has an annualized premium of 3.92%, while the IC and IM contracts show significant discounts of 10.12% and 14.93% [4][12] - The methodology for calculating the impact of dividends on index futures is discussed, emphasizing the importance of considering dividend points in estimating futures premiums [20][34] - The accuracy of dividend point estimation is analyzed, showing that the model has a high prediction accuracy for the Shanghai 50 and CSI 300 indices, with deviations around 5 points, while the CSI 500 has a slightly larger deviation of about 10 points [36][34]