The Dow Jones industrial average ended down 19.86 points, or 0.11 percent, to 17,985.19, the S&P 500 lost 3.64 points, or 0.17 percent, to 2,115.48 and the Nasdaq Composite dropped 16.03 points, or 0.32 percent, to 4,958.62.
U.S. stock indexes notched deep losses in volatile trading on Friday, with the S&P 500 hitting its lowest since October 2014 and the Dow losing more than 500 points, as oil prices dived below $30 per barrel.
US stocks closed lower on Friday for the second straight day, as concerns, ranging from a decline in crude oil prices to the global response to the Federal Reserve's interest hike, weighed down the market.
US stocks closed sharply lower on Friday, with the S&P 500 ending its worst week since August, as plunging crude oil prices compounded investor nervousness on expectations for the first US interest rate hike in nearly a decad
US stocks closed lower on Wednesday in a choppy session as oil resumed its decline, fuelling investor worries about global economic growth and causing the S&P 500 index to track the move in the commodity.
Wall Street stocks ended down on Wednesday as energy stocks turned lower on a drop in oil prices and two Federal Reserve officials said U.S. economic strength could justify a December interest rate hike.