Generac Holdings Inc. is running low on backup generators after Hurricane Helene and other recent storms knocked out power for millions of Americans.

Shares of Generac Holdings, a producer of home generators and other emergency power products, are rising again Monday as another hurricane approaches the Southeast U.S.

Hurricane Milton has rapidly strengthened into Category 5 storm. Milton is forecast to approach Florida by Wednesday, according to the National Hurricane Center. Tampa Bay could face a storm surge of eight to 12 feet,