An upbeat tone is seeping into markets as investors dig into Nvidia's quarterly earnings beat, which signaled plenty of scope for growth.

The Nasdaq fell 2.6% Monday after Trump vowed to implement the Canada and Mexico tariffs, as the tech index is down 8.5% from its all-time high set less than two weeks ago.

Key Takeaways Shares of Nvidia were down 10% Monday afternoon, falling into bear market territory. The company's latest quarterly financial results raised questions about what was next for the stock—and the AI trade—and uncertainty driven by US trade policy has further concerned investors.

March trading is kicking off with investors bracing for tariffs, the monthly jobs report, and key retail earnings.