Dow Jones industrial average (INDU), S&P 500 (SPX) and Nasdaq (COMP) futures were down ahead of the market open. Futures measure current index values against perceived future performance.
Stocks ended lower Thursday in a lackluster session as investors geared up for a barrage of earnings headed their way.
"Earnings season gets full-blown next week, so that's going to have a much more influential impact on what happens in the market," said Mark Luschini, chief investment strategist at Janney Montgomery Scott.
"People will be looking to see if companies talk about an improving economic climate that syncs with what economists are saying about growth pacing at a faster clip, and they want to see what company management says about hiring prospects -- because in order to sustain an economic recovery, we need to see jobs growth," he added.
Aging bull: Can stocks go much higher? - The Buzz
Stocks have been on a roll lately, and analysts expect that trend to continue, saying the daily pullbacks are actually a good sign that the market is keeping itself in check.
Companies: Before the opening bell, JPMorgan Chase (JPM, Fortune 500) reported a 47% jump in fourth-quarter earnings to $4.8 billion, or $1.12 per share. That beat the 99 cents per share forecast by analysts.
But JPMorgan bolstered its reserves for mortgage-related legal expenses for the second straight quarter, and the investment bank's stock edged lower in premarket trading.
Coinstar (CSTR), which owns the $1 DVD rental kiosk company Redbox, reported profits and sales that missed expectations after the closing bell Thursday. Shares of the company tumbled 27% in premarket trading.
After the market close Thursday, Intel (INTC, Fortune 500). reported the best fourth-quarter earnings in company history -- both the chipmaker's revenue and profit set new records. Shares of the chipmaker were up about 1% in premarket trading.
Economy: The Commerce Department's Consumer Price Index, a key measure of consumer inflation, rose 0.5% in December after inching up 0.1% in the previous month.
CPI was expected to have increased 0.4%. Core CPI edged up 0.1%, after rising the same amount in November. The increase was in line with estimates.
Separately, the Commerce Department said retail sales increased 0.6% in December, following a rise of 0.8% in November. Sales were expected to have gained 0.7%. Sales excluding autos rose 0.4%, after jumping 1.2% in the previous month. That missed the 0.6% gain economists had forecast.