| Symbol | Name | Country | Exchange |
|---|---|---|---|
| IMO | Imperial Oil Limited | US | AMEX |
| NRT | North European Oil Royality Trust | US | NYSE |
| XOM | Exxon Mobil Corporation | US | NYSE |
| ESSO | Esso (Thailand) Public Company Limited | TH | BK |
| ESSO-R | Esso (Thailand) Public Company Limited | TH | BK |
| ES | Esso S.A.F. | FR | PA |