Analysts cautioned the bounce was narrowly based with 60% of the S&P 500 finishing in the red overnight even as the overall index edged up

(Bloomberg) -- US stock futures staged a modest rebound even as flaring tensions in the Middle East sent oil prices and bond yields higher.

(Bloomberg) -- US stock futures staged a rebound, bringing a rout in technology stocks to a halt even as flaring tensions in the Middle East sent oil prices higher.