US STOCKS-Wall St jumps on gains in auto maker sales By: Reuters: Company News September 04, 2013 at 12:36 PM EDT * S&P 500 has struggled to close over 100-day moving average Read More >> Related Stocks: C.R. Bard Cabot Oil & Gas Dollar General Ford Motor General Motors H&R Block Hain Celestial Group Micron Technology SanDisk Corp