08:54 AM EST, 11/26/2024 (MT Newswires) -- Health care stocks were mixed premarket Tuesday, with The Health Care Select Sector SPDR Fund (XLV) 0.3% higher and the iShares Biotechnology ETF (IBB) down 0.8%.

Poseida Therapeutics ( PSTX ) shares were up past 227% after the company said it has agreed to be acquired by Roche Holdings in a deal that has an equity value of about $1.5 billion on a fully diluted basis.