科创板本周回调，资金回流相关ETF，科创50ETF易方达（588080）本周净流入超8亿元

Market Performance - The Sci-Tech Innovation Index fell by 4.3%, the Sci-Tech 100 Index decreased by 4.5%, the Shanghai Sci-Tech 50 Index dropped by 5.8%, and the Shanghai Sci-Tech Growth Index declined by 6.1% this week [1][3]. - The cumulative performance over the past month shows a decline of 1.5% for the Sci-Tech 50 Index, an increase of 1.3% for the Sci-Tech 100 Index, a 0.4% rise for the comprehensive index, and a decrease of 2.9% for the growth index [8]. Fund Flows - The E Fund Sci-Tech 50 ETF (588080) experienced a net inflow of over 800 million yuan in the first four trading days of this week [1]. Index Characteristics - The Shanghai Sci-Tech 100 Index consists of 100 stocks with medium market capitalization and good liquidity, focusing on small and medium-sized innovative enterprises, with over 80% of its composition in the electronics, biomedicine, computer, and power equipment sectors [5]. - The Shanghai Sci-Tech Comprehensive Index covers all securities in the Sci-Tech board, focusing on core industries such as artificial intelligence, semiconductors, new energy, and innovative pharmaceuticals, encompassing all 17 primary industries listed on the Sci-Tech board [5]. - The Shanghai Sci-Tech Growth Index is composed of 50 stocks with high growth rates in revenue and net profit, with over 95% of its composition in the electronics, power equipment, biomedicine, and automotive sectors [5]. Valuation Metrics - The rolling price-to-earnings (P/E) ratios are as follows: 162.9x for the Sci-Tech 50 Index, 208.7x for the Sci-Tech 100 Index, 218.1x for the comprehensive index, and 185.9x for the growth index [3][6].