Stock Market Today: Dow Up As Trump Says This On Canada; Nvidia Skids Despite AI Move

The Dow Jones Industrial Average rose, but other major stock indexes fell after Treasury Secretary Scott Bessent outlined new sanctions against Iran and President Donald Trump threatened Canada. Meanwhile, Micron Technology (MU), Sandisk (SNDK), and Nvidia (NVDA) fell as chips took a hit, but steel stocks rose on the stock market today. The Dow industrials closed at highs but still gained… Copyright ©2026 Investor’s Business Daily, LLC. All rights reserved. 87990cbe856818d5eddac44c7b1cdeb8