创业板ETF（159915）半日成交额近50亿元，居深市股票型ETF第一

Group 1 - The Sci-Tech Innovation Board 50 ETF tracks the Shanghai Stock Exchange Sci-Tech Innovation Board 50 Index, consisting of 50 large-cap, liquid stocks with a significant focus on "hard technology," particularly in the semiconductor sector, which accounts for over 60% of the index [2] - The rolling price-to-earnings (P/E) ratio of the Sci-Tech Innovation Board 50 Index is 183.7 times, indicating a high valuation level [2] - The index has shown a price change of 20% since its inception [2] Group 2 - The ChiNext ETF tracks the ChiNext Index, which includes 100 large-cap, liquid stocks from the ChiNext market, with a high proportion of strategic emerging industries, particularly in power equipment, pharmaceuticals, and electronics, which together account for over 55% of the index [3] - The rolling P/E ratio for the ChiNext Index is 40.7 times, reflecting a moderate valuation [3] - The index has not shown any price change since its inception [3] Group 3 - The Sci-Tech Innovation and ChiNext ETF tracks the CSI Sci-Tech Innovation and ChiNext 50 Index, comprising 50 large-cap stocks from both boards, with a high concentration in emerging industries, particularly in power equipment, electronics, and pharmaceuticals, which together account for nearly 75% of the index [4] - The rolling P/E ratio for this index is 57.1 times, indicating a relatively high valuation [4] - The index has experienced a price change of 0.6% since its inception [4] Group 4 - The data for the indices is sourced from Wind, with the price changes recorded as of September 3, 2025, and the rolling P/E ratios and valuation percentiles as of September 2, 2025 [5] - The Sci-Tech Innovation Board 50 Index was launched on July 23, 2020, the ChiNext Index on June 1, 2010, and the CSI Sci-Tech Innovation and ChiNext 50 Index on June 1, 2021 [5]