This Fed-based market signal is flashing a warning for the first time in over a decade. Here’s why it matters.

The Dow Jones Industrial Average went down 55.39 points or 0.1% to end at 43,389.60 for its third straight daily loss, according to Dow Jones Market Data. The S&P 500 rose 23.00 points or 0.4% to finish at 5,893.62. The Nasdaq Composite gained 111.69 points or 0.6% to close at 18791.81.

Wall Street was poised to open with losses early Tuesday as more prominent U.S. retailers report their latest financial results. Futures for the S&P 500 declined 0.3% before the bell,

U.S. stocks are drifting as Wall Street holds steadier after seeing much of its rally following Donald Trump’s presidential victory dissipate. The S&P 500 was little changed in early trading Monday. The index is coming off its worst loss since before Election Day.

The Dow Jones Industrial Average slipped 55 points, or 0.1%, and the Nasdaq composite gained 0.6%. CVS Health rallied 5.4% after adding four new directors to its board. The health giant did so following discussions with a major investor,