Palantir hit a record high on Tuesday, closing with a 7.9% jump, but it wasn’t enough to stop the rest of the market from ...

President Trump’s announcement of new tariffs on semiconductors and pharmaceuticals kept markets in flux. Plus: Drugmaker Pfizer boosted its annual profit guidance. And, data-software company Palantir ...

The S&P 500 ended lower on Tuesday as unexpected weakness in U.S. services sector data raised fresh concerns about the ...

The stock slipped 3.5% postmarket after the chip maker reported adjusted earnings per share in line with estimates.