The Gross Margin of Tiger Oil and Energy Inc (TGRO) is -158.26%.
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 |
|---|---|
| 2018-12-31 | -158.26% |
| 2017-12-31 | -49.83% |
| 2016-12-31 | 95.47% |