Stock market breadth held up well in Monday morning trading, but a selloff among stocks linked to the artificial-intelligence trade was weighing on the S&P 500. The S&P 500 was down 1.7%, even though ...
Despite markets being closed Monday, the S&P 500 added 1.7 percent through the first week of President Donald Trump’s second term. The last time the benchmark index jumped by that much to start a ...