The Gross Margin of Neuro-Hitech Inc (WDBG) is 76.37%.
Gross Margin represents the percentage of revenue that exceeds the cost of goods sold. It reflects a company's efficiency in producing and selling its products.
| Date | Value | 
|---|---|
| 2013-12-31 | 76.37% | 
| 2012-12-31 | 76.37% | 
| 2008-12-31 | 55.76% | 
| 2007-12-31 | 52.94% | 
| 2006-12-31 | 49.01% | 
| 2005-12-31 | 50.48% | 
| 2004-12-31 | 50.00% |