The Net Margin of Rock Energy Resources Inc (RCKE) is -896.83%.
Net Margin measures the percentage of net income derived from total revenue after all expenses. It signals how much actual profit a company retains from its sales.
| Date | Value |
|---|---|
| 2011-12-31 | -896.83% |
| 2010-12-31 | -896.82% |
| 2009-12-31 | - |