美股盘初，主要行业ETF涨跌不一，半导体ETF涨1.5%，科技行业ETF涨1.1%，医疗业ETF跌1.5%。

Core Insights - The major industry ETFs in the US stock market showed mixed performance, with the semiconductor ETF rising by 1.5% and the healthcare ETF declining by 1.5 [1] Group 1: Semiconductor and Technology Sectors - The semiconductor ETF is priced at $295.70, with an increase of $4.29 (+1.47%) and a year-to-date growth of 22.10%, totaling a market capitalization of $34.95 billion [2] - The technology sector ETF is currently at $266.94, up by $2.87 (+1.08%), with a year-to-date increase of 15.20%, resulting in a market cap of $849.03 billion [2] Group 2: Healthcare and Other Sectors - The healthcare ETF is priced at $133.29, down by $2.00 (-1.48%), with a year-to-date decline of 2.27%, and a total market value of $255.07 billion [2] - Other sectors such as the financial ETF and energy ETF showed slight increases, with the financial ETF at $53.17 (+0.20%) and the energy ETF at $88.31 (+0.24%) [2]