3月20日，A股三大指数集体低开，科创综指低开震荡。相关ETF方面，截至发稿，科创综指ETF天弘（589860）跌0.20%，溢折率0.03%，盘中频现溢价交易。成分股方面，芯原股份涨超4%，南亚新材、亚信安全、沃尔德、荣昌生物等股涨幅居前。值得一提的是，Wind金融终端数据显示，截至3月19日收盘，科创综指ETF天弘（589860）资金净流入近800万元，位居同标的ETF产品前二，该ETF成交额...
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