Wall St. opens lower on Trump's disappointing speech

Traders work on the floor of the New York Stock Exchange (NYSE) shortly after the opening bell in New York, U.S.

U.S. stocks opened lower on Thursday after President-elect Donald Trump gave little clarity on his promises of boosting economic growth that had powered a record-breaking rally on Wall Street for two months.

The Dow Jones Industrial Average .DJI was down 61.62 points, or 0.31 percent, at 19,892.66, the S&P 500 .SPX was lower 6.99 points, or 0.31 percent, at 2,268.33 and the Nasdaq Composite .IXIC was off 24.15 points, or 0.43 percent, at 5,539.50.