09:17 AM EDT, 08/15/2025 (MT Newswires) -- Health care stocks were rising premarket Friday, with The Health Care Select Sector SPDR Fund ( XLV ) 1% higher and the iShares Biotechnology ETF (IBB) up 0.4%.

UnitedHealth Group ( UNH ) shares were up over 11% after Berkshire Hathaway ( BRK/A ) (BRK.A, BRK.B) disclosed in a filing that it purchased over 5 million shares of UnitedHealth ( UNH ) in Q2.

Hims & Hers Health ( HIMS ) has been under investigation by the Federal Trade Commission for more than a year over allegations that the company has made it too difficult for customers to cancel their subscriptions, Bloomberg reported, citing sources familiar with the matter. Shares of Hims & Hers Health ( HIMS ) were down more than 2% premarket.

Precigen ( PGEN ) shares were up more than 50% after the US Food and Drug Administration approved Papzimeos for adults with recurrent respiratory papillomatosis.