Major U.S. stock-indexws little changed on Friday, with investors again focusing on when the Federal Reserve will hike interest rates next and with the corporate earnings season winding down. Investors were also cagey ahead of next week's annual meeting of central bankers from around the world in Jackson Hole, Wyoming, in which Fed Chair Janet Yellen is likely to cement expectations for a slow pace of rate increases.

Most of Dow stocks in negative area (20 of 30). Top gainer - NIKE, Inc. (NKE, +2.87%). Top loser - Verizon Communications Inc. (VZ, -1.01%).

All of S&P sectors in negative area. Top loser - Conglomerates (-2.1%).

At the moment:

Dow 18552.00 -13.00 -0.07%

S&P 500 2180.00 -3.50 -0.16%

Nasdaq 100 4814.00 +5.50 +0.11%

Oil 48.68 -0.21 -0.43%

Gold 1349.40 -7.80 -0.57%

U.S. 10yr 1.59 +0.05