| Symbol | Name | Country | Exchange |
|---|---|---|---|
| NXI | Activa Resources AG | DE | MU |
| IOX | Interoil Exploration and Production ASA | NO | OL |
| PRIO3 | Petro Rio S.A. | BR | SA |
| TETY | Tethys Oil AB | SE | ST |
| CDEV | Cohen Dev | IL | TA |
| BKEN | Bakken Energy Corp | US | OTC |
| MLORF | Montello Resources Ltd | US | OTC |
| PGPM | Pilgrim Petroleum Cp | US | OTC |
| PTRRY | Petro Rio S.A. | US | OTC |
| QOIL | Quest Oil Corp | US | OTC |
| TCEC | Transcoastal Corp | US | OTC |
| XSTLF | Xstate Resources Ltd | US | OTC |