Healthcare stocks advanced Monday afternoon, with the NYSE Healthcare Index rising 0.3% and the State Street Health Care Select Sector SPDR ETF (XLV) adding 0.5%.
The iShares Biotechnology ETF (IBB) fell 1.4%.
In corporate news, Niagen Bioscience (NAGE) has received rare pediatric disease designation from the US Food and Drug Administration for NB4168 in treating ataxia telangiectasia, a multisystem disorder, the company said Monday. Its shares rose 2.2%.