Healthcare stocks were leaning lower premarket Wednesday, with the State Street Health Care Select Sector SPDR ETF (XLV) down 0.1% and the iShares Biotechnology ETF (IBB) declining by 0.6%.
Astrazeneca (AZN) and Daiichi Sankyo are in advanced talks with England's drug pricing regulator to make the breast cancer medicine Enhertu available to certain patients, Bloomberg reported, citing people familiar with the negotiations. Shares of Astrazeneca were down more than 1% pre-bell.
GSK (GSK) agreed to expand its exclusive strategic collaboration with Sino Biopharmaceutical's Chia Tai Tianqing Pharmaceutical Group subsidiary to include rights to commercialize two GSK respiratory therapies in mainland China, Sino said in a filing. GSK stock was down more than 1% premarket.
Seres Therapeutics (MCRB) shares were up more than 2% after the company said top-line results from a phase 1 clinical trial of SER-155 to treat patients with immune checkpoint inhibitor-related enterocolitis met its primary endpoint.