具体来看，添富中证800ETF(515800)今日成交额2.58亿元，较上一交易日增加1.93亿元，环比增幅为 301.36%；鹏华中证800ETF(159800)今日成交额29.21万元，较上一交易日增加11.67万元，环比增幅为 66.53%；易方达中证800ETF(515810)今日成交额2193.83万元，较上一交易日增加11.38万元，环比增幅 为0.52%。 按成交金额环比增加看，添富中证800ETF(515800)、鹏华中证800ETF(159800)等今日成交额较上一交易 日分别增加301.36%、66.53%，增幅居前。 从市场表现看，截至收盘，中证800指数(000906)上涨0.51%，跟踪中证800指数的相关ETF今日平均上 涨0.61%，其中，涨幅居前的有添富中证800ETF(515800)、易方达中证800ETF(515810)等，今日分别上 涨0.75%、0.73%。（数据宝） 中证800指数ETF7月18日成交额变动 | 基金代码 | 基金简称 | 今日涨跌幅 | 今日成交额 | 较上一交易日增加 | 环比增幅 | | --- | --- | --- | --- | --- | ...

Core Viewpoint - The ETF market showed mixed performance at midday, with notable gains in certain technology-focused ETFs and declines in others, particularly in the financial and biotechnology sectors [1] Group 1: ETF Performance - The Hang Seng Internet Technology ETF (159202) led the gains with an increase of 3.16% [1] - The China Concept Internet ETF (159607) rose by 2.46% [1] - The Hang Seng Technology ETF (513380) increased by 2.44% [1] - The Guotou Financial Real Estate ETF (159933) experienced the largest decline, falling by 2.6% [1] - The S&P Biotechnology ETF (159502) decreased by 2.23% [1] - The 800 Enhanced ETF (159517) dropped by 2.01% [1]