Stocks making the biggest moves midday: Costco, Tesla, Broadcom, Gap, Samsara and more

Financial markets have been roiled since President Trump imposed stiff tariffs on China, where Apple and other tech companies make many of their products.

President Donald Trump in April announced a 90-day pause on the tariffs he had unveiled just days prior on virtually every major trading partner.

Trump sent a letter to Iran’s supreme leader expressing his desire for a deal.