SpaceX bought a portfolio of spectrum licenses from Grain Management. SpaceX shares gained 2.8%, to $165.04, while AT&T, Verizon, and T-Mobile US all saw their stocks drop about 6.6% after hours.

Alignment Healthcare said one of its 2027 Medicare Advantage plans received a 3.5-star rating from the Centers for Medicare & Medicaid Services. Shares dropped 23%, to $6.70, after Thursday's closing bell.

CVS Health's health-insurance business, Aetna, said more than 69% of its Medicare Advantage members are in 2027 plans that received ratings of at least four stars. The stock slid 3%, to $85.16, in after-hours trading.