Among a flurry of executive actions, Mr. Trump directed the nation’s nuclear safety regulator to speed up approvals for new reactors.

U.S. President Donald Trump will sign executive orders as soon as Friday that aim to jumpstart the nuclear energy industry by easing the regulatory process on approvals for new reactors and strengthening fuel supply chains,

Shares of nuclear power companies surged Friday as President Donald Trump signed new executive orders aimed at boosting the industry.