估值因子表现出色，沪深300增强组合年内超额18.92%【国信金工】

Group 1: Weekly Index Enhanced Portfolio Performance - The CSI 300 index enhanced portfolio achieved an excess return of 0.01% this week and 18.92% year-to-date [6][18] - The CSI 500 index enhanced portfolio recorded an excess return of -0.26% this week and 7.89% year-to-date [6][18] - The CSI 1000 index enhanced portfolio had an excess return of -0.63% this week and 16.63% year-to-date [6][18] - The CSI A500 index enhanced portfolio posted an excess return of 0.20% this week and 9.84% year-to-date [6][18] Group 2: Stock Selection Factor Performance Tracking - In the CSI 300 component stocks, factors such as EPTTM, expected BP, and BP performed well [9][10] - In the CSI 500 component stocks, three-month volatility, expected EPTTM, and expected BP showed strong performance [9][10] - For the CSI 1000 component stocks, EPTTM, three-month volatility, and expected EPTTM were the top-performing factors [9][10] - In the CSI A500 index component stocks, expected EPTTM, EPTTM, and BP were the best-performing factors [9][10] Group 3: Public Fund Index Enhanced Product Performance Tracking - The CSI 300 index enhanced products had a maximum excess return of 0.89%, a minimum of -1.44%, and a median of -0.18% this week [22][24] - The CSI 500 index enhanced products achieved a maximum excess return of 1.65%, a minimum of -1.05%, and a median of 0.05% this week [24][28] - The CSI 1000 index enhanced products recorded a maximum excess return of 0.94%, a minimum of -1.66%, and a median of -0.30% this week [24][28] - The CSI A500 index enhanced products had a maximum excess return of 0.59%, a minimum of -1.02%, and a median of -0.16% this week [24][29]