On Wednesday, nuclear power stocks experienced a rapid premarket surge, with Oklo Inc (OKLO.US) climbing more than 7.6% by the time of writing. NuScale Power (SMR.US) advanced over 5.8%, Centrus Energy (LEU.US) rose more than 4%, and Cameco (CCJ.US) gained over 3.6%. The catalyst for the movement was news that US President Donald Trump stated the United States is "vigorously" developing nuclear energy and has signed an executive order approving the construction of multiple new nuclear plants.