Salud Bienestar
S&P briefly turns up
Vertex Pharmaceuticals Inc climbed 8.4 percent to $43.62 after IMS Health said it was revising estimates of the number of prescriptions written in late September for Vertex's hepatitis C drug.
An index of semiconductors rose 2.2 percent.
(Reporting by Caroline Valetkevitch; Editing by Jan Paschal)