| Name | Country | Market Cap (US$) |
|---|
| Exxon Mobil Corporation | United States | 344,158 |
| Petroleo Brasileiro S.A. | Brazil | 216,106 |
| BP plc | United Kingdom | 182,936 |
| Chevron Corp | United States | 154,906 |
| OAO Gazprom | Russia | 147,027 |
| Total SA | France | 139,530 |
| ENI SpA | Italy | 91,402 |
| Rosneft OJSC | Russia | 81,983 |
| Schlumberger Ltd. | United States | 78,120 |
| Statoil ASA | Norway | 77,877 |
| ConocoPhillips | United States | 77,078 |
| China Petroleum & Chemicals Corporation | China | 76,674 |
| Reliance Industries Ltd. | India | 67,521 |
| Occidental Petroleum Corporation | United States | 65,696 |
| Saudi Basic Industries Corporation | Saudi Arabia | 64,998 |
| Ecopetrol S.A. | Colombia | 54,602 |
| Oil & Natural Gas Corporation Ltd | India | 52,560 |
| Lukoil OAO | Russia | 49,397 |
| EnCana Corporation | Canada | 43,693 |
| Canadian Natural Resources Limited | Canada | 34,356 |
| Apache Corporation | United States | 33,295 |
| Anadarko Petroleum Corporation | United States | 32,430 |
| Imperial Oil Ltd. | Canada | 32,167 |
| Surgutneftegas | Russia | 31,771 |
| Suncor Energy Inc. | Canada | 31,057 |
| Woodside Petroleum Ltd. | Australia | 30,934 |
| Devon Energy Corporation | United States | 30,605 |
| Repsol YPF S.A. | Spain | 30,546 |
| Air Liquide S.A. | France | 29,915 |
| TNK-BP Holding OAO | Russia | 27,819 |
| Transocean Limited | Switzerland | 27,564 |
| Halliburton Company | United States | 27,554 |
| Sasol Ltd. | South Africa | 26,748 |
| XTO Energy Inc. | United States | 25,058 |
| Praxair, Inc. | United States | 24,913 |
| Gazprom Neft | Russia | 24,245 |
| Marathon Oil Corporation | United States | 23,801 |
| Formosa Petrochemical Corp. | Taiwan | 23,021 |
| EOG Resources, Inc. | United States | 22,215 |
| Husky Energy Inc. | Canada | 22,146 |
| Fortum Oyj | Finland | 21,585 |
| Inpex Corp | Japan | 20,680 |
| PTT PCL | Thailand | 19,746 |
| Hess Corp | United States | 18,635 |
| Talisman Energy Inc. | Canada | 17,624 |
| Tullow Oil plc | United Kingdom | 16,415 |
| Chesapeake Energy Corporation | United States | 16,009 |
| Indian Oil Corporation Ltd. | India | 15,923 |
| Galp Energia, SGPS, S.A. | Portugal | 14,623 |
| NOVATEK OAO | Russia | 14,363 |
| Canadian Oil Sands Trust | Canada | 14,012 |
| Diamond Offshore Drilling, Inc. | United States | 13,713 |
| Enterprise Products Partners LP | United States | 13,306 |
| PTT Exploration & Production PC, Ltd | Thailand | 13,300 |
| Origin Energy Ltd. | Australia | 12,654 |
| Spectra Energy Corp. | United States | 12,492 |
| Nexen Inc. | Canada | 12,240 |
| OMV AG | Austria | 12,016 |
| ARC Resources Ltd. | Canada | 11,889 |
| Murphy Oil Corporation | United States | 11,604 |
| Noble Energy Inc. | United States | 11,602 |
| Santos Ltd. | Australia | 11,372 |
| Noble Corporation | Switzerland | 11,168 |
| Cairn India Limited | India | 10,905 |
| Valero Energy Corporation | United States | 9,972 |
| Tatneft OAO | Russia | 9,523 |
| Compania Espanola de Petroleos SA (CEPSA) | Spain | 9,369 |
| SeaDrill Limited | Bermuda | 8,866 |
| Rabigh Refining & Petrochemical Company | Saudi Arabia | 8,666 |
| SK Energy Co., Ltd. | South Korea | 8,419 |
| Range Resources Corporation | United States | 8,141 |
| Saudi Kayan Petrochemical Company | Saudi Arabia | 7,599 |
| Penn West Energy Trust | Canada | 7,431 |
| Petrohawk Energy Corporation | United States | 7,377 |
| Ultra Petroleum Corporation | United States | 7,290 |
| Questar Corporation | United States | 7,145 |
| Nippon Oil Corporation | Japan | 6,973 |
| ENSCO International Inc. | United States | 6,946 |
| FMC Technologies, Inc. | United States | 6,869 |
| Continental Resources, Inc | United States | 6,663 |
| Ultrapar Participacoes S.A. | Brazil | 6,402 |
| Nabors Industries Ltd. | Bermuda | 6,298 |
| Cairn Energy plc | United Kingdom | 6,268 |
| Oil Search Ltd. | Australia | 6,005 |
| Oil India Limited | India | 5,872 |
| Crescent Point Energy Corp | Canada | 5,822 |
| A2A SpA | Italy | 5,808 |
| Newfield Exploration Company | United States | 5,763 |
| Petronas Gas Bhd | Malaysia | 5,701 |
| Worleyparsons Limited | Australia | 5,683 |
| Offshore Oil Engineering Co Ltd | China | 5,649 |
| BJ Services Company | United States | 5,632 |
| Petrofac Limited | United Kingdom | 5,612 |
| Pride International, Inc. | United States | 5,513 |
| Oil & Gas Development Corporation | Pakistan | 5,482 |
| S-Oil Corp | South Korea | 5,441 |
| China Oilfield Services Ltd | China | 5,040 |
| Pioneer Natural Resources Company | United States | 4,924 |
| Petrom S.A. | Romania | 4,852 |
| ARC Energy Trust | Canada | 4,576 |
|
