超额全线回暖，四大指增组合本周均战胜基准【国信金工】

Group 1 - The core viewpoint of the article is to track and analyze the performance of various index enhancement portfolios and the factors influencing stock selection across different indices [1][2][5][18]. Group 2 - The performance of the HuShen 300 index enhancement portfolio showed an excess return of 0.88% for the week and 2.99% year-to-date [6][18]. - The performance of the Zhongzheng 500 index enhancement portfolio indicated an excess return of 0.68% for the week but a negative return of -0.92% year-to-date [6][18]. - The Zhongzheng 1000 index enhancement portfolio achieved an excess return of 1.44% for the week and 1.18% year-to-date [6][18]. - The Zhongzheng A500 index enhancement portfolio reported an excess return of 1.76% for the week and 3.50% year-to-date [6][18]. Group 3 - In the HuShen 300 component stocks, factors such as three-month volatility, illiquidity shock, and BP performed well [7][9]. - In the Zhongzheng 500 component stocks, factors like SPTTM, single-quarter SP, and single-quarter surprise magnitude showed strong performance [8][10]. - For Zhongzheng 1000 component stocks, standardized expected external income, single-quarter EP, and expected BP were among the top-performing factors [12][13]. - In the Zhongzheng A500 index component stocks, factors such as three-month turnover, three-month volatility, and one-month turnover performed well [15][16]. Group 4 - The public fund index enhancement products for HuShen 300 had a maximum excess return of 2.44%, a minimum of -0.52%, and a median of 0.38% for the week [22][24]. - The Zhongzheng 500 index enhancement products had a maximum excess return of 1.77%, a minimum of -1.45%, and a median of 0.07% for the week [24]. - The Zhongzheng 1000 index enhancement products achieved a maximum excess return of 3.29%, a minimum of 0.00%, and a median of 0.86% for the week [23][27]. - The Zhongzheng A500 index enhancement products reported a maximum excess return of 2.50%, a minimum of -0.54%, and a median of 0.31% for the week [25][28].