The Nasdaq led the stock market lower Tuesday, as Samsung earnings slammed AI names. Oil prices jumped on U.S.-Iran news.

Index-inclusion day is supposed to be a party. Passive funds line up to buy, forced demand meets thin supply, and the newly added stock pops. That is the script. SpaceX (NASDAQ:SPCX) officially joined ...

CEO Satya Nadella on the April earnings call reframed the entire debate over how quickly generative AI can turn into a real ...