道指开盘涨0.01%，标普500跌0.05%，纳指涨0.03%

Group 1 - AMD's stock increased by 8.9% after securing a five-year AI chip order from Meta, with the total transaction value expected to exceed $100 billion [1] - Keysight Technologies saw a 13.0% rise in stock price due to Q1 performance exceeding expectations [1] - Novo Nordisk's stock fell by 3.4% and Eli Lilly's by 1.5% after Novo Nordisk announced a 50% price reduction for semaglutide in the U.S. [1] Group 2 - Whirlpool's stock dropped by 11.7% following the announcement of an $800 million common stock offering [1] - Hims & Hers experienced a 6.0% decline as Q4 revenue fell short of expectations [1]