U.S. stocks ended mostly higher Friday, with the Dow Jones Industrial Average’s modest gains taking the blue-chip gauge to a finish above 40,000 for the first time ever. The Dow gained 134.21 points, or 0.3%, to close at 40,003.59, clinching a fresh record peak. The S&P 500 rose 6.17 points, or Read this story at Marketwatch , Marketwatch