US STOCKS-Futures higher after 3-day drop, earnings
* JPMorgan edges down after results
* Citigroup, Johnson & Johnson climb after earnings
* Futures up: Dow 93 pts, S&P 14.25 pts, Nasdaq 31.5 pts (Updates prices, adds premarket actives)
By Chuck Mikolajczak
NEW YORK, Oct 14 (Reuters) - U.S. stock index futures rose on Tuesday, after the S&P 500 suffered its worst three-day drop since November 2011, as investors digested earnings from a trio of large banks.
JPMorgan Chase shares edged down 0.8 percent to $57.70 in premarket, after the biggest U.S. bank posted third-quarter earnings. The results were released earlier than anticipated on an investment website ahead of its official release on Tuesday.
Fellow banks Citigroup gained 1.9 percent to $50.87 while Wells Fargo shed 0.4 percent to $50 after posting quarterly results.
The benchmark S&P closed below its 200-day moving average for the first time since Nov. 16, 2012 on Monday and is now down 6.8 percent from its record closing high on September 18 on concerns global economic weakness could hurt U.S. earnings and the potential spread of Ebola.
The CBOE Volatility index ended Monday's session at 24.64, its highest close since June 2012. Continuación...