Wall Street futures signal higher opening By: Reuters: Company News April 08, 2011 at 04:34 AM EDT * U.S. stock index futures pointed to a higher open on Wall Street on Friday, with futures for the S&P 500 , the Dow Jones and the Nasdaq 100 up 0.3-0.4 percent. Read More >> Related Stocks: Goldman Sachs Group Standard & Poors 500