美股三大股指期货周一小幅开跌，纳指期货跌0.2%。

Core Viewpoint - U.S. stock index futures experienced a slight decline on Monday, with Nasdaq futures down by 0.2% [1] Group 1 - The three major U.S. stock index futures opened lower on Monday [1] - Nasdaq futures specifically fell by 0.2% [1]