Shares of AI-related companies saw a significant rally in after-hours trading following positive preliminary sales figures from Super Micro Computer Inc. The upbeat results have sparked renewed optimism about demand for computing hardware, a key driver for AI infrastructure. Competitors like Dell Technologies and Hewlett Packard Enterprise also saw sharp gains, reflecting broader market confidence. Neocloud firms such as CoreWeave and Nebius Group also rose sharply, highlighting the sector's sensitivity to hardware trends. Meanwhile, tech ETFs like the VanEck Semiconductor ETF and Invesco QQQ Trust climbed, indicating investor sentiment is shifting toward AI-driven growth opportunities.