| Symbol | Name | Country | Exchange |
|---|---|---|---|
| SDRL | Seadrill Ltd | NO | OL |
| 3MJ | Major Drilling Group International Inc | DE | F |
| PE1 | Patterson-UTI Energy Inc | DE | F |
| MDI | Major Drilling Group International | CA | TO |
| WRG | Western Energy Services Corp. | CA | TO |
| ESSARSHPNG | Essar Shipping Limited | IN | NSE |