Healthcare stocks declined Thursday afternoon, with the NYSE Healthcare Index falling 1% and the State Street Health Care Select Sector SPDR ETF (XLV) dropping 1.1%.

The iShares Biotechnology ETF (IBB) shed 1.2%.

In corporate news, Pfizer (PFE) is facing a lawsuit filed by Florida Attorney General James Uthmeier alleging deceptive marketing practices related to COVID-19 vaccines, the attorney general's office said Thursday on X. Pfizer shares were down 1.1%.