Stock futures nosed lower early Wednesday as investors weighed earnings, consumer price data and overseas action, and ahead of this afternoon’s Federal Reserve release. Dow futures slipped 55.3 points below fair market value, off lows but lower over the prior hour. Nasdaq 100 futures were 4.7 points lower. S&P 500 futures were down 4.4 points. Small caps were under pressure, down 6 points.