Buffett has sung Cook's praise in the past, too. In his 2021 letter to Berkshire shareholders, he wrote, "Tim Cook, Apple's brilliant CEO, quite properly regards users of Apple products as his first love, but all of his other constituencies benefit from Tim's managerial touch as well."

Apple’s stock jumped 6% on Monday, adding roughly $180 billion to its market cap after the U.S. and China agreed to cut reciprocal tariffs from 125% to 10% for 90 days. President Trump said he spoke with CEO Tim Cook about boosting Apple’s U.

CEO, Tim Cook, on Monday about raising the company's investment in the country to more than the initial $500 billion pledged in February. “He’s going to be building a lot of plants in the U.S. for Apple,