Stock market news live updates: Stock futures inch higher to kick off June

U.S stocks gave up gains early Wednesday following stronger-than-expected readings from the U.S. manufacturing sector and stern comments from JPMorgan (JPM) boss Jamie Dimon. After rallying to start the trading session, led by a 1% advance from the Nasdaq, all three major indexes turned negative about 80 minutes into the trading day. The S&P 500…