The analyst assigned the highest scores to biotechnology companies including Alkermes (ALKS - Get Report), EnteroMedics (ETRM), Volcano (VOLC), Emergent Biosolutions (EBS - Get Report) and Gilead Sciences (GILD - Get Report)
His lowest scores went to research and development services company Charles River Laboratories International (CRL - Get Report), radiation equipment maker Accuray (ARAY - Get Report), medical device maker Kinetic Concepts (KCI), PDL BioPharma (PDLI - Get Report) and testing systems maker Waters (WAT).
With the markets moving lower in midday trading, Alkermes shares closed down 91 cents, or 8.4%, to $9.97, and Gilead Sciences shares lost $1.08 to $47.20. Shares of Charles River Labs fell 87 cents to $25.51, and stock in Accuray gave up 43 cents, or 8%, to $4.96. Trading volume was mostly light.