美股盘初，主要行业ETF涨跌不一，网络股指数ETF涨超2%，生物科技指数ETF涨近1%，半导体ETF跌超1%。

Market Overview - Major industry ETFs showed mixed performance, with the internet stock index ETF rising over 2% and the biotechnology index ETF increasing nearly 1%, while the semiconductor ETF fell over 1% [1] Industry Performance - Internet Stock Index ETF: Current price at 276.48, up by 5.69 (+2.10%), with a trading volume of 23,186 shares and a total market value of $18.358 billion, reflecting a year-to-date increase of 13.70% [2] - Biotechnology Index ETF: Current price at 134.70, up by 1.00 (+0.75%), with a trading volume of 119,700 shares and a total market value of $10.695 billion, showing a year-to-date increase of 1.97% [2] - Semiconductor ETF: Current price at 292.70, down by 3.56 (-1.20%), with a trading volume of 889,500 shares and a total market value of $3.460 billion, reflecting a year-to-date increase of 20.87% [2] - Financial Sector ETF: Current price at 52.83, up by 0.13 (+0.24%), with a trading volume of 6.0103 million shares and a total market value of $58.797 billion, showing a year-to-date increase of 10.07% [2] - Energy Sector ETF: Current price at 87.50, down by 0.18 (-0.21%), with a trading volume of 1.2367 million shares and a total market value of $21.912 billion, reflecting a year-to-date increase of 3.78% [2]