U.S. stock index futures gave up some gains on Friday after disappointing quarterly reports from Bank of America and Wells Fargo. Shares of Bank of America fell 0.7% to $22.76 in premarket trading after the lender's quarterly profit beat estimates, but its revenue fell short.
Years of stubbornly low interest rates and expectations they will remain low for years to come have prompted U.S. banks to shift their balance sheets in ways that put them at risk if rates suddenly spike, regulators are warning.
Citigroup Inc, the No. 3 U.S. bank by assets, reported a 51% jump in quarterly profit as lower costs more than made up for a fall in revenue amid increased market volatility and uncertainty about the timing of a U.S. interest rate hike.