-- Healthcare stocks declined late Friday afternoon, with the NYSE Healthcare Index and the State Street Healthcare Select Sector SPDR ETF (XLV) each shedding 0.9%.
The iShares Biotechnology ETF (IBB) decreased 0.3%.
In corporate news, PTC Therapeutics (PTCT) shares jumped past 14% after posting a smaller-than-expected net loss for Q1, as well as total revenue that surpassed analysts' consensus.