Shares of Jet.AI booked a 79% gain Tuesday, following news the company launched "Ava," an agentic AI model that books private jets.

Nvidia's stock rose 0.4% to a fourth-straight gain, and also closed above a closely watched technical hurdle. The stock closed at $140.22, while its 50-day moving average extended to $139.78, ...

U.S. stocks finished higher on Tuesday to kick off the so-called Santa Claus rally period in a holiday-shortened session for Christmas Eve. The Dow Jones Industrial Average rose 390 points, or 0.9%, ...