U.S. stock index futures were lower Wednesday as worried over global economic growth overshadowed a pair of strong bank earnings.
Goldman Sachs rallied after the financial giant posted fourth-quarter earnings that nearly tripled, helped by gains in stock and bond values, increased M&A revenue and lower compensation expenses.
And JPMorgan Chase edged higher after the largest U.S. bank beat earnings expectations, thanks to increased mortgage lending profit and a decline in costs for bad loans. Meanwhile, the firm slashed CEO Jamie Dimon's bonus in half, citing the company's $6.2 billion "London Whale" trading loss last year.
Ebay is scheduled to post results after the closing bell.
Meanwhile, the World Bank slashed its outlook for world growth to 2.4 percent in 2013, saying a slow recovery in developed nations is holding back the global economy.