道指开盘跌0.1%，标普500涨0.04%，纳指跌0.2%

Group 1 - Applied Materials increased by 10.8% as the company raised its earnings forecast [1] - Rivian surged by 25.1% with an expected 53% increase in delivery volume by 2026 [1] - Airbnb rose by 6.3%, achieving the highest growth rate in Q4 bookings in two years [1] Group 2 - Roku's stock jumped by 15.8% after Rosenblatt raised its target price to $118, indicating a potential increase of 42% [1] - Pinterest fell by 22.8% due to Q4 performance falling short of expectations [1] - DraftKings declined by 12.0% as its revenue outlook for 2026 did not meet expectations [1]