“A系列”指数早盘上行，A500ETF易方达（159361）半日成交额超20亿元
Mei Ri Jing Ji Xin Wen·2025-10-20 07:32
Group 1 - The core indices, including the CSI A500, CSI A100, and CSI A50, showed positive performance with increases of 1.0%, 0.8%, and 0.6% respectively at midday [1][2][4] - The CSI A500 Index tracks 500 securities with large market capitalization and good liquidity, covering 91 out of 93 sub-industries [2] - The CSI A100 Index consists of 100 representative securities with large market capitalization and good liquidity, reflecting the overall performance of leading listed companies in 46 sub-industries [4]