09:14 AM EDT, 05/16/2025 (MT Newswires) -- Health care stocks were flat to higher premarket Friday with the iShares Biotechnology ETF (IBB) inactive and the Health Care Select Sector SPDR Fund ( XLV ) recently up 0.4%.

BioMarin Pharmaceutical ( BMRN ) said it has agreed to acquire Inozyme Pharma ( INZY ) at $4 per share in cash for a total price of $270 million. Inozyme Pharma ( INZY ) shares surged past 178% pre-bell.

BioCryst Pharmaceuticals ( BCRX ) shares were over 2% higher after the company said new data showed "significant and sustained" reductions in hereditary angioedema attack rates among adolescents and other patients treated with Orladeyo.

Novo Nordisk ( NVO ) shares declined by over 3% after the company said Lars Fruergaard Jorgensen is stepping down as the company's chief executive.