SpaceX Posts First Profitable Quarter; U.S. Stocks Rally on AI Confidence

U.S. equity markets responded positively to SpaceX's first profitable quarter and merger discussions, with major indices advancing and the technology sector outperforming. Immediate measurable effects include stock price movements (SpaceX +7.8%, Tesla +3.4%, Nvidia +2.5%, Super Micro Computer +9.55%), sector rotation favoring technology (+1.61%) over real estate (−0.79%) and communication services (−1.33%), and yield shifts in Treasury markets as inflation concerns resurface. The reported 85% probability of Federal Reserve rate hold at October 27–28 meeting and ongoing earnings season will shape near-term investor positioning. Market participants remain divided on whether artificial intelligence investment fundamentals are sustainable, with implications for capital allocation and technology sector valuations.