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.
Wells Fargo was down 1% at $53.95 after it reported a fall in profit and its revenue fell short of market expectations.
JPMorgan was up 0.2% at $86.39 after its quarterly profit and revenue both topped analysts' expectations.
The combined profit of S&P 500 companies is estimated to have risen 5.7% in the fourth quarter, largely helped by financial companies, according to Thomson Reuters I/B/E/S.
"There is a lot of optimism regarding the financial sector but any kind of cautious statement from them might cause a bit of a pullback," said Scott Brown, chief economist at Raymond James in St. Petersburg, Florida.
"All the changes that are being proposed for the sector is going to take some time, it's not going to happen right away."
Dow e-minis were up 11 points, or 0.06%, with 16,237 contracts changing hands at 8:35 a.m. ET.
S&P 500 e-minis were up 1.25 points, or 0.06%, with 99,199 contracts traded.
Nasdaq 100 e-minis were up 5.5 points, or 0.11%, on volume of 15,473 contracts.
The S&P financial sector has jumped about 17% since the Nov. 8 U.S. presidential election, outpacing the S&P 500's 6.1% rise, boosted by hopes of deregulation and increased interest rates.
U.S. stocks overall have been on the rise since the election on optimism that U.S. President-elect Donald Trump's policies to boost infrastructure spending and reform corporate taxes will benefit the economy.
But, analysts fear the market has run too far too soon, with Trump's policies expected to hit legislature hurdles, and with stock valuations stretched.
Blackrock Chief Executive Larry Fink told CNBC that if the roll out of growth initiatives by Trump are slower, then the markets are ahead of themselves.
Shares of the world's largest asset manager were little changed after the company reported a better-than-expected quarterly profit.
U.S. retail sales rose solidly in December amid strong demand for automobiles, with data showing retail sales increased 0.6 percent last month, slightly below the 0.7% increase expected by economists.
A separate report at 10 a.m. ET is expected to show U.S. consumer sentiment improved to 98.5 in January from 98.2.
Pandora Media was up 8.2% at $12.98 after the online radio service said it would reduce its U.S. workforce and that it expects to surpass its fourth-quarter revenue forecast.