Healthcare stocks were mixed premarket Wednesday, with the State Street Health Care Select Sector SPDR ETF (XLV) slightly higher and the iShares Biotechnology ETF (IBB) down 0.2%.
Sanofi (SNY) stock was down more than 2% after the company said it will discontinue a phase 3 trial of its experimental drug riliprubart in patients with a type of chronic inflammatory demyelinating polyneuropathy after an interim review found the study was unlikely to provide sufficient efficacy.
Pulse Biosciences (PLSE) shares were down more than 4% after the company said it will issue a redemption notice to retire the remaining 200% common stock warrants from its July 2024 rights offering.
Tango Therapeutics (TNGX) stock was down more than 1% after the company said it priced an underwritten public offering of 18.2 million common shares and pre-funded warrants to purchase up to 1.8 million additional shares.