Healthcare stocks declined late Monday afternoon, with the NYSE Healthcare Index falling 0.7% and the State Street Health Care Select Sector SPDR ETF (XLV) down 0.1%.
The iShares Biotechnology ETF (IBB) shed 0.2%.
In corporate news, Krystal Biotech (KRYS) shares dropped 8.3% after its Q2 product revenue fell short of analysts' estimates.