Major stock indexes climbed on Wednesday, lifted by more strong results from AI-focused companies, while France's 10-year bond yield hit 5% for the first time since 2002 due to growing concern about the country's economic outlook. The Nasdaq gained more than 1%, with Super Micro shares rising 9.5% after the AI server maker forecast quarterly revenue and profit margin above Wall Street estimates. Shares of SpaceX shot up 7.8% after Elon Musk said late on Tuesday that a merger of his two companies SpaceX and Tesla would be "a good idea."