Nasdaq leads rally on SpaceX, Super Micro gains; small caps rise

- Indices: Dow, S&P 500 and Nasdaq closed higher, with the Nasdaq up 1.05%, the S&P 500 up 0.58% and the Dow up 0.69% STL.News - SpaceX: Shares rose after the company posted third-quarter results that beat estimates and announced talks of a potential merger with Tesla STL.News - Super Micro Computer: Stock gained on improved preliminary business outlook due to strong AI demand STL.News - AI sector: Supported the broader market as strong results from AI-focused firms eased concerns about spending on AI infrastructure STL.News - Russell 2000: Rose 0.27%, extending gains for the week STL.News