| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CEQP | Crestwood Equity Partners LP | US | NYSE |
| OIH | Market Vectors Oil Services ETF | US | AMEX |
| PSCE | PowerShares S&P SmallCap Energy Portfolio | US | NASDAQ |
| PXI | PowerShares Dynamic Energy | US | NASDAQ |
| CKNHF | Clarkson Plc | US | OTC |
| PSE | Petrolia SE | NO | OL |
| VACE | VALLOUREC ADR 1/5/EO 2 | DE | F |
| VK | Vallourec | FR | PA |
| 0NR2 | Vallourec | GB | LSE |