Major U.S. stock-indexes little changed on Monday as oil prices fell and investors remained cautious ahead of Federal Reserve Chair Janet Yellen's speech this week. With the earnings season coming to an end, investor focus will shift to Yellen's speech on Friday at the annual central bankers' meeting in Jackson Hole, Wyoming to see whether the Fed is keen on raising interest rates in the coming months.

Most of Dow stocks in negative area (21 of 30). Top gainer - The Boeing Company (BA, +0.61%). Top loser - Apple Inc. (AAPL, -1.23%).

Most of S&P sectors also in negative area. Top gainer - Utilities (+0.3%). Top loser - Conglomerates (-2.9%).

At the moment:

Dow 18540.00 0.00 0.00%

S&P 500 2182.25 +0.50 +0.02%

Nasdaq 100 4809.50 +2.50 +0.05%

Oil 47.68 -1.43 -2.91%

Gold 1343.80 -2.40 -0.18%

U.S. 10yr 1.54 -0.04