Provided by Dow Jones By Joe Wallace and Chong Koh Ping U.S. stock futures edged up, putting Wall Street on course for a steady open after losses induced by concerns about a slowing economic rebound and froth in markets, exemplified by the wild trading in retailer GameStop. Futures tied to the S&P 500 ticked up less than 0.1% after the benchmark index posted its biggest two-day decline since October. Contracts for the Dow Jones Industrial Average, which has fallen for five-consecutive days in its longest losing streak since February, rose about 0.1%. Technology stocks appeared set to come under pressure after earnings from giants including Apple underwhelmed investors late Wednesday, pushing Nasdaq-100 futures down 0.7%.