On the upside
The National Institutes of Health cleared thirteen new stem cell lines for research sending shares of StemCells (Nasdaq: STEM) and Geron (Nasdaq: GERN) soaring.
Opexa Therapeutics (Nasdaq: OPXA) hired clinical development expert Dr. Jaye Thompson to further development of the company's multiple sclerosis treatment Tovaxin.
Shares of Mosaic (NYSE: MOS) rose after the company said that potash demand has climbed.
On the downside
Navistar International (NYSE: NAV) entered a joint venture with Modec to develop all electric commercial trucks.
Shares of video game retailer GameStop (NYSE: GME) fell after Wal-Mart (NYSE: WMT) cut prices on the top 25 video games.
Shares of Netlist (Nasdaq: NLST) continued falling after Inphi sued the server and storage system maker for patent infringement on Monday.
In the broad market, advancing issues outpaced decliners by a margin of nearly 2 to 1 on the NYSE and by nearly 5 to 3 on Nasdaq. The Russell 2000 which tracks small cap stocks rose 6 points to 596.
