08:59 AM EDT, 07/08/2025 (MT Newswires) -- Health care stocks were steady premarket Tuesday, with The Health Care Select Sector SPDR Fund (XLV) marginally lower and the iShares Biotechnology ETF (IBB) inactive.

ProKidney ( PROK ) shares were up more than 80% after the company said its investigational therapy rilparencel stabilized kidney function in a group of patients with chronic kidney disease and diabetes who received two injections about three months apart in a phase 2 trial, replicating the dosing regimen of its ongoing phase 3 study.