Stock futures signal higher Wall Street open

LONDON (Reuters) - U.S. stock index futures pointed to a higher open on Wall Street on Thursday, with futures for the S&P 500, the Dow Jones and the Nasdaq 100 rising 0.2 to 0.3 percent. At 8:30 a.m. EDT, the Labor Department is due to release first-time claims for jobless benefits for the week ended April 25. Economists forecast a total of 375,000 new filings, compared with 386,000 in the prior week. Federal Reserve Bank of Chicago releases its Chicago Fed National Activity Index for March at 1230 GMT. The index read -0.09 in the previous month. ...