Stock market today: Dow soars 400 points, to new high S&P 500 notches record close Yahoo FinanceDow jumps 400 points to a record on Friday, S&P 500 closes above 5,800 for the first time: Live updates CNBCS&P 500, Dow hit records, boosted by bank earnings surprise ReutersStocks Steady as Traders Await US Earnings Season: Markets Wrap Bloomberg