美股低开低走，三大指数均跌超1%。道指跌1.79%，纳指跌1.3%，标普500指数跌1.13%。 ...

Group 1 - The US stock market retraced its gains, with the S&P 500 index narrowing its increase to 0.2% [1] - The Nasdaq index also saw its gains narrow to 0.2% [1] - The semiconductor index experienced a rise of 0.7% [1]

美股三大股指悉数转跌，道指现跌0.06%，标普500指数、纳指跌0.10%。 ...

标普500指数维持1.1%的涨幅，道指涨442点涨幅1.0%，纳指涨266点涨幅1.4%。 美国总统特朗普签署关于美国空域主权的命令，白宫宣称此举是为了应付"日益增长的无人机威胁"。 特朗普签署行动命令，希望加强美国网络安全。 ...

道指率先翻红，标普500指数现跌0.24%，纳指跌0.5%。 ...

美国上诉法庭临时叫停针对总统特朗普关税的法院判决。联邦巡回法庭宣称，其需要时间来研究（移交 给他们的）诸多材料。 标普500指数目前涨0.17%，道指涨0.11%，纳指涨0.15%。 ...

美股持续上扬，标普500指数涨幅扩大至2%、纳指涨2.45%、道指涨1.64%。特斯拉(TSLA.O)现涨近 7%。 ...

Market Performance - The S&P 500 index declined approximately 2.3% this week, while the Dow Jones Industrial Average fell about 2.5% [1] - The Nasdaq index dropped around 2.4%, and the Nasdaq 100 index also saw a decline of about 2.4% [1] - The semiconductor index experienced a significant drop of 4.4%, and the banking index fell approximately 4.2% [1] - The index tracking the seven major U.S. tech stocks decreased by about 2.8%, and the "Trump Tariff Losers Index" fell by 5% [1] - Small-cap stocks declined by 3.3%, while the biotechnology index saw a slight increase of 0.4% [1] Daily Performance - On Friday, the S&P 500 index initially closed down by 0.6%, with the technology sector dropping 1.2% [1] - Other sectors such as telecommunications, consumer discretionary, and financials saw declines of up to 0.9%, while the utilities sector rose by 1.2% [1] - The Nasdaq 100 index initially closed down by 0.9%, with notable declines in stocks like Workday (down 12.4%), Copart (down 11.6%), and Ross Stores (down 9.9%) [1] - Conversely, stocks such as CrowdStrike (up 2.9%), Grail (up 3.6%), and Intuit (up 8.2%) experienced gains [1]

美股跌势扩大，道指跌2%，标普500指数跌1.75%，纳指跌1.64%。 ...

标普500指数跌0.4%，道指跌370点跌幅0.86%，纳指和纳斯达克100指数转涨。 ...