Group 1 - The Shanghai Stock Exchange Sci-Tech Innovation Board 50 Index (Sci-Tech 50) opened higher and fluctuated, rising by 0.24% to 984.95 points with a trading volume of 19.704 billion yuan [1] - Over the past month, the Sci-Tech 50 Index has increased by 0.57%, but it has decreased by 3.92% over the past three months and by 0.64% year-to-date [2] - The Sci-Tech 50 Index consists of 50 securities with high market capitalization and liquidity from the Sci-Tech Innovation Board, reflecting the overall performance of representative Sci-Tech enterprises [2] Group 2 - The top ten weighted stocks in the Sci-Tech 50 Index are: SMIC (10.35%), Haiguang Information (8.5%), Cambricon (7.68%), Lattice Semiconductor (6.2%), Zhongwei Company (5.28%), Kingsoft Office (4.24%), United Imaging (4.21%), Transsion Holdings (2.35%), Chipone Technology (2.27%), and Ninebot (2.27%) [2] - The index is fully composed of stocks listed on the Shanghai Stock Exchange, with the information technology sector accounting for 68.86%, healthcare for 11.91%, industrials for 11.41%, consumer discretionary for 4.45%, materials for 2.72%, and consumer staples for 0.66% [2] Group 3 - The sample of the Sci-Tech 50 Index is adjusted quarterly, with adjustments occurring on the next trading day after the second Friday of March, June, September, and December [3] - The adjustment process allows for a maximum of 10% change in the number of samples, with a buffer rule prioritizing the top 40 candidates for inclusion and the top 60 existing samples for retention [3] - In cases of sample delisting, mergers, or other changes, the index will follow specific guidelines for replacement and adjustment [3]

上证科创板50成份指数ETF5月6日成交额变动 统计显示，上证科创板50成份指数ETF今日合计成交额34.93亿元，环比上一交易日增加9.04亿元，环比 增幅为34.89%。 | 基金代 | 基金简称 | 今日涨跌 | 今日成交额 | 较上一交易日增 | 环比增 | | --- | --- | --- | --- | --- | --- | | 码 | | 幅 | | 加 | 幅 | | 588000 | 华夏上证科创板50成份ETF | 1.51% | 23.90亿元 | 5.84亿元 | 32.37% | | 588080 | 易方达上证科创板50ETF | 1.35% | 6.45亿元 | 2.19亿元 | 51.42% | | 588050 | 科创ETF | 1.44% | 1.68亿元 | 3752.85万元 | 28.72% | | 588060 | 广发科创50ETF | 1.55% | 1.05亿元 | 2126.83万元 | 25.45% | | 588180 | 国联安科创ETF | 1.53% | 2731.86万 | 1793.52万元 | 191.14% | | | | | 元 | ...