U.S stock index futures gained Tuesday, boosted by a batch of better-than-expected earnings reports and as optimism grew that Spain may be getting closer to asking for a bailout.
Citigroup's CEO Vikram Pandit announced he is stepping down from his position at the investment bank. Michael Corbat will succeed Pandit. President and Chief Operating Officer John Havens also resigned. Shares tumbled in heavy pre-market trading.
Among earnings, Goldman Sachs edged higher after the banking giant reported quarterly results that beat analysts' expectations and increased its dividend.
Coca-Cola reported earnings that matched Wall Street expectations, but revenue fell slightly short, hurt by the stronger U.S. dollar.
Johnson & Johnson edged higher after the drugmaker reported quarterly results that beat analysts' expectations .
And newly-minted Dow component UnitedHealth reported earnings that were higher than a forecast the company gave earlier this month. The health insurer also boosted its full-year profit outlook.
IBM, Intel and CSX are slated to post earnings after the closing bell.