NexGen Energy Ltd. (NYSE:NXE) is included among the 13 Best Nuclear Power Stocks to Buy According to Analysts. What Makes NexGen Energy (NXE) a Good Addition to Your Nuclear Energy Portfolio NexGen Energy Ltd. (NYSE:NXE) is a Canadian uranium explorer and developer operating particularly in the Athabasca Basin region of Saskatchewan. NexGen Energy Ltd. (NYSE:NXE) is focused on optimally developing the Rook I Project into the largest, low-cost uranium mine in the world. Earlier this month, the company an ...