纳指高开0.3% AMD涨超6%引领AI概念股走高

Group 1 - The Nasdaq opened higher by 0.34%, with the Dow Jones up 0.18% and the S&P 500 rising 0.21% [1] - AI-related stocks saw significant gains, with AMD leading the charge, rising over 6% following the announcement of a $6 billion buyback plan [1] - Nvidia increased by more than 2%, while BigBear.ai Holdings surged over 10% [1] Group 2 - Super Micro Computer experienced a substantial increase of 18% after announcing a $20 billion partnership with DataVolt [1]