A major move by the U.S. government sent Cameco stock soaring in May, and it's now up 75% in one year. Shares of uranium giant Cameco (CCJ 1.20%) popped 21.7% in May, delivering their best month yet in 2024, according to data provided by S&P Global Market Intelligence. The stock hit a 52-week high on May 31. Interestingly, Cameco stock fell sharply on the last day of April after reporting an 8% year-over-year drop in revenue and a large loss for the first quarter. But there's more to the nuclear energy stoc ...