The Gross Margin of O2 Secure Wireless Inc (OTOW) is 45.06%.
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 | 
|---|---|
| 2012-09-30 | 45.06% | 
| 2011-09-30 | -229.16% | 
| 2010-09-30 | 36.14% | 
| 2009-09-30 | 52.57% | 
| 2008-09-30 | 51.16% | 
| 2007-09-30 | 61.15% | 
| 2006-09-30 | 42.86% |