On the upside
StemCells (Nasdaq: STEM) transplanted neural stem cells into its first patient in a Phase I/II dry age-related macular degeneration clinical trial.
CollabRx (Nasdaq: CLRX) partnered with Life Technologies to develop and commercialize molecular diagnostics and analysis.
On the downside
NuVasive (Nasdaq: NUVA) cut its revenue guidance for the third quarter.
Informatica (Nasdaq: INFA) blamed economic challenges in Europe for warning that third quarter revenue would fall short of expectations.
Shares of Hewlett-Packard (NYSE: HPQ) continued falling after forecasting fiscal 2013 results far short of expectations.
In the broad market, advancing issues outpaced decliners by a margin of more than 5 to 2 on the NYSE and by more than 5 to 3 on Nasdaq. The Russell 2000 which tracks small cap stocks rose 3 points to 842.