08:57 AM EST, 01/26/2026 (MT Newswires) -- Health care stocks were declining premarket Monday, with the State Street Health Care Select Sector SPDR ETF (XLV) 0.1% lower and the iShares Biotechnology ETF (IBB) down 0.8%.

Merck ( MRK ) has dropped its bid to acquire Revolution Medicines ( RVMD ) over a disagreement on price, The Wall Street Journal reported, citing unnamed people familiar with the matter. Shares of Revolution Medicines ( RVMD ) were down 21% pre-bell.