S&P 500 Posts Record Close, Dollar Edges Up; Nvidia Shares Down After The Bell

GLOBAL MARKET - NEW YORK. Major stock indexes rose and the S&P 500 posted a record closing high on Wednesday ahead of quarterly results from artificial intelligence leader Nvidia , while the dollar recovered slightly from the previous session's drop despite ongoing concerns about the U.S. Federal Reserve's independence.

A lawyer for Fed Governor Lisa Cook said she would file a lawsuit against U.S. President Donald Trump after he said he would fire her. Trump's statement left some investors worried about the independence of the U.S. central bank.