-- Healthcare stocks declined Friday afternoon, with the NYSE Healthcare Index falling 1% and the State Street Healthcare Select Sector SPDR ETF (XLV) shedding 0.9%.
The iShares Biotechnology ETF (IBB) was 0.4% higher.
In corporate news, Zoetis (ZTS) shares fell 6% after Ameriprise downgraded the stock to hold from buy following its Q1 results Thursday. UBS cut its price target to $99 from $130, and Jefferies to $117 from $155.