U.S. stocks slipped in early trading on Wednesday, as Wall Street closed out a year driven by both optimism and uncertainty.
The S&P 500 index fell 0.2 percent, while the Dow Jones Industrial Average shed 111 points, or 0.2 percent, by 10:0a.m. Eastern time. The Nasdaq composite similarly fell 0.2 percent, extending a three-day losing streak for the indexes.