Trudeau said Canada will implement 25% tariffs on $155 billion worth of U.S. goods, while Sheinbaum said she has instructed officials in her government to implement what she calle

Nvidia stock dropped around 4% premarket Monday, extending the prior week’s declines as investors reacted to Trump’s new tariffs — and what they say about his attitude toward economic policymaking.

Silicon Valley giants Apple (-3%) and Nvidia (-5%), two of the American multinational companies with the highest proportion of sales in China, faltered, while semiconductor chip players including Broadcom (-3%) and Intel (-3%) suffered as the industry heavily reliant on the global supply chain digested the trade conflict.