Stock market today: S&P 500, Nasdaq, and Dow rise as earnings roll in, SpaceX stock surges

US stocks rose on Wednesday as SpaceX's (SPCX) results renewed enthusiasm for the AI trade ahead of earnings from Tesla (TSLA) and Meta (META). The Dow Jones Industrial Average (^DJI) was 0.2%, while the S&P 500 (^GSPC) gained 0.3%. The tech-heavy Nasdaq Composite (^IXIC) climbed 0.7% after the major averages closed mixed on Monday.Shares of SpaceX surged as much as 10% after the Elon Musk-led company posted better-than-expected quarterly results, driven by growth in AI infrastructure and cloud services. Musk said SpaceX and Tesla have formed special committees to discuss a potential merger. Tesla, along with social media giant Meta, is expected to report results after the bell on Wednesday, kicking off Big Tech's earnings season. Outside of the tech world, Netflix (NFLX) shares dropped 4% after the streamer's Q4 revenue forecast missed estimates and 2026 ad revenue guidance was lowered. Brent crude futures (BZ=F) hovered at $108 per barrel, while West Texas Intermediate crude (CL=F) traded close to $97 per barrel.