09:11 AM EDT, 04/10/2025 (MT Newswires) -- Health care stocks leaned lower premarket Thursday with the Health Care Select Sector SPDR Fund ( XLV ) declining by 0.5% and the iShares Biotechnology ETF (IBB) recently down 1.5%.

Keros Therapeutics ( KROS ) shares advanced by over 14% after the company said its board has decided to initiate a formal review process to evaluate strategic alternatives.

Amazon.com ( AMZN ) equipped some of its delivery vans in Amsterdam, London, and Bologna with defibrillators made by Philips (PHG) as part of a pilot program to help cardiac arrest victims, Bloomberg reported, citing documents it viewed. Shares of Philips were over 3% lower premarket.

Oculis Holding ( OCS ) shares rose past 4% after the company said it has completed enrollment in two late-stage trials of OCS-01 eye drops in diabetic macular edema.