U.S. stocks swung between gains and losses Thursday, then ended right back where they started.
With seconds to close, the Standard and Poor's 500 eked out a gain, finishing just 0.02% higher.
Stocks rose at the open of trading, echoing a surge in markets in Europe, where the central bank announced a series of moves to jolt the region's economy to faster growth. Then, as European Central Bank chief Mario Draghi spoke at a news conference, investors started having second thoughts and stocks there sank, as did U.S. markets.
The S&P 500 edged up 0.31 of a point to end at 1,989.57.The Dow Jones industrial average slipped 5.23 points, less than 0.1%, to 16,995.13. It was...