On the upside
Intellipharmaceutics International (Nasdaq: IPCI) settled patent lawsuits with Novartis (NYSE: NVS), Celgene (Nasdaq: CELG) and Elan (NYSE: ELN).
Star Scientific (Nasdaq: CIGX) chief executive Jonnie Williams purchased nearly 2.4 million shares of company stock.
Rumors circulated that Supervalu (NYSE: SVU) may be the target of an acquisition.
On the downside
Acorn International (NYSE: ATV) blamed an impairment charge for widening fourth quarter losses.
GMX Resources (NYSE: GMXR) restated 2008 financials to report a much wider loss for the year. The company also restated quarterly earnings for 2009.
Investors locked in profits on Citigroup (NYSE: C), whose shares surged this week, after Oppenheimer analyst Chris Kotowski said that the stock price was now fairly valued.