U.S. stocks ended mixed Wednesday after a late-session profit taking almost wiped off a 156-point rally in the Dow average that was fueled by the Fed’s encouraging assessment of the economy and its decision to keep interest rates low for an extended period.  The optimism was short-lived as investors appeared jittery ahead of the October jobs report on Friday. Fresh concerns over bank earnings resurfaced after the House of Representatives passed a bill curbing credit card rate increases.

After the house vote, financials slumped 1.5% and led the decliners among the S&P 500 industry groups.  Analyst Meredith Whitney noted the biggest U.S. banks may face declining values on home-loan bonds with government backing as the Fed moves towards ending its $1.25 trillion purchase program.  Whitney said bank earnings are far from approaching "normalcy," and will reflect regulatory changes for an extended period.  JPMorgan (NYSE:JPM) fell 1.2% to $42.21 and