0000898685 ACGY Acergy S.A. $2.50-$30.89 $5.7 Billion 212,100,000 1389
Provide seabed-to-surface engineering and construction contracting for the offshore oil and gas industry. Plan, design and deliver complex, integrated projects in harsh and challenging environments. These service include subsea umbilical risers and flowlines (SURF), inspection, maintenance and repair (IMR), conventional field development, and trunklines.
 
0000003982 ALY Allis-Chalmers Energy Inc $5.00-$28.10 $574,7 Million 34,251,443 1389
Provides oilfield companies services and equipment for oil and natural gas field exploration and production. With an emphasis on rental tools, international drilling, directional drilling, casing and tubing, compressed air drilling and field production.
 
0001092914 APL Atlas Pipeline Partners LP $13.00-$56.88 $614.9 Million 13,100,000 4922
Owns and operates a variety of interstate natural gas and natural gas gathering pipelines across North America. It also provides processing and treament at several of its facilities.
 
0000008411 ATW Atwood Oceanics Inc $8.16-$84.05 $2.5 Billion 31,700,000 1381
Provides international offshore drilling and completion of exploratory and developmental oil and gas wells. Also provides related support, management, and consulting services.
 
0000808362 BHI Baker Hughes Inc $11.62-$100.29 $26.9 Billion 317,900,000 3533
Provides the oil and natural gas industry products and services for drilling, formation evaluation, completion and production.
 
0001109189 BAS Basic Energy Services Inc $19.10-$36.00 $845.2 Million 40,900,000 1389
Provides well servicing contracting which includes well repair, workover and completions. Also, fluid services offering transportation, storage, and disposal services used in all phases of drilling and production. Completion services include pressure pumping, cased hole wireline, and under balanced drilling and site construction.
 
0000864328 BJS BJ Services Co $1.25-$42.85 $7.4 Billion 291,600,000 1389
Products include cementing, stimulation, downhole tools, and coiled tubing. Services consist of tubular, process and pipeline, and specialty chemical.
 
0000354655 BTJ Bolt Technology Corp $.44-$59.35 $253.0 Million 5,700,000 3533
Designer and manufacturer of the siesmic air gun. Used for marine and land based siesmic exploration.
 
0000833845 WEL Boots & Coots International Well Control Inc $.52-$32.00 $113 Million 75,500,000 3533
Global emergency response company that specializes in offering prevention, response and restoration capabilities to the needs of the oil and gas industry.
 
0000073887 BRS Bristow Group Inc $6.50-$52.70 $1.2 Billion 23,700,000 4522
Provides helicopter services including transportation, maintenance, search and rescue, and aviation support.
 
0001328650 BRNC Bronco Drilling Company Inc $29.57-$13.22 $357.2 Million 26,000,000 1381
Provides contract land drilling services to the oil and natural gas exploration and production companies.
 
0001359055 BGH Buckeye GP Holdings LP $14.78-$39.89 $778.1 Million 27,800,000 4610
Operates one of the largest independant refined petroleum pipiles in the US.
 
0000805022 BPL Buckeye Partners LP $33.60-$54.50 $2.4 Billion 43,700,000 4610
Operates one of the largest independant refined petroleum pipiles in the US.
 
0001364100 DVR Cal Dive International Inc $11.75-$17.80 $1.1 Billion 84,300,000 1389
Provides manned diving, shallow water pipelay and pipe burial services to the global offshore and natural gas industry.
 
0000941548 CAM Cameron International Corp $4.63-$107.65 $11.3 Billion 108,700,000 3533
Design manufacturer of drilling, surface, subsea, flow control, and petreco process systems.
 
0001093430 CSSV Caspian Services Inc $.42-$5.25 $143.9 Million 50,500,000 1311
Provider of offshore marine services, siesmic acquisition services and infrastructure development in the country of Kazakhstan.
 
0000912151 CFK CE Franklin LTD $1.50-$18.74 $185.5 Million 18,400,000 5084
Distributor of pipe, valves, flanges, fittings, production equipment, tubular products and other general oilfield supplies to the oil and gas producers in Canada.
 
0001037962 CGV CGG Veritas $2.75-$65.66 $8.9 Billion 136,100,000 1382
International geophysical company delivering a wide range of technologies, services, and equipment throughout the global oil and gas industry.
 
0001000229 CLB Core Laboratories NV $2.75-$65.66 $2.2 Billion 136,100,000 1389
Provider of proprietary and patented reservoir description, production enhancement and reservoir management services for the petroleum industry.
 
0000025657 CBAG Crested Corp $.16-$3.27 $46.7 Million 17,200,000 1220
Operations include mining for precious metals, coalbed methane gas, contract drilling, and pipeline construction operations.
 
0000949039 DO Diamond Offshore Drilling Inc $12.44-$116.45 $15.7 Billion 138,800,000 1381
Provides offshore contract drilling services to the energy industry around the globe and is a leader in deepwater drillint.
 
0001042893 DRQ Dril-Quip Inc $5.88-$63.49 $2.3 Billion 40,500,000 3533
Manufacturer of precision-engineered offshore drilling and production equipment that is well suited for use in deepwater, harsh environments, and severe service applications.
 
0001042053 DKIN Drucker Inc $.02-$2.06 $2.0 Million 50,000,000 1382
 
 
0000880285 EEP Enbridge Energy Partners LP $20.87-$61.82 $2.9 Billion 55,200,000 4610
Provides energy transportation, delivering crude oil, liquid petroleum and natural gas and operates midstream businesses in the mid continent and Gulf Coast regions of the US.
 
0000895728 ENB Enbridge Inc $5.63-$43.29 $29.6 Million 800,000 4610
Provides energy transportation services for liquid pipelines, gas pipelines, gas distribution and services.
 
0000933738 ENG Englobal Corp $.31-$14.80 $270.5 Million 27,000,000 8711
Provides a full range of engineering systems and services to all segments of the petroleum, gas, chemical, power, and petrochemical markets.
 
0000314808 ESV Ensco International Inc $2.50-$67.61 $7.7 Billion 144,900,000 1381
Global offshore oil and gas drilling contractor.
 
0000748055 EESV Environmental Energy Services Inc $.01-$3.50 $23.9 Million 397,900,000 5090
Provides fuel treatment programs for utility companies in the United States, Mexico, and other countries.
 
0000799235 ERHE ERHC Energy Inc $.01-$3.50 $145.1 Million 721,900,000 1389
Independant oil and gas company focused on exploration of its working interest in the Gulf of Guinea, off the coast of central West Africa.
 
0001135152 FTI FMC Technologies $5.50-$67.78 $7.3 Billion 130,100,000 3533
Designs, manufactures, and services technologically sophisticated systems and products such as subsea production and processing systems, surface wellhead systems, high pressure fluid control equipment, measurement solutions, and marine loading systems for the oil and gas industry.
 
0000907649 FXEN FX Energy Inc $1.00-$16.71 $274.3 Million 37,800,000 1311
Independant oil and gas producer focusing on Poland.
 
0000314606 GOK Geokinetics Inc $18.28-$34.50 $231.0 Million 10,300,000 1311
Provides high quality geotechnical and environmental consulting services to clients.
 
0000895663 GLBL Global Industries LTD $2.00-$27.23 $2.5 Billion 115,000,000 1389
Provides marine construction services to the oil and gas industry.
 
---------- RIG Transocean $7.62-$139.99 $42.9 Billion 316,000,000 ---
World's largest offshore drilling contractor providing the most versitile fleet of mobile offshore drilling units.
 
0001097313 GRP Grant Prideco Inc $5.25-$58.52 $6.0 Billion 127,000,000 3533
Provides drill stem technology, drill pipe manufacturing, drill bit manufacturing, and high performance connections and tubular products.
 
0001038891 GW Grey Wolf Inc $.50-$8.93 $923.1 Million 183,200,000 1381
Provides turnkey and contract oil and gas land drilling services in the best natural gas producing regions in the US.
 
0001030749 GMRK Gulfmark Offshore Inc $11.60-$53.74 $993.5 Million 23,000,000 3533
Offshore fleet provides marine services to companies involved in offshore exploration and production of oil and natural gas.
 
0000045012 HAL Halliburton $6.03-$41.20 $30.9 Billion 881,200,000 1389
Services the entire lifecycle of oil and gas reservoirs, including exploration and development, operations, infrastructure and abandonment.
 
0000866829 HLX Helix Energy Solutions Group Inc $3.00-$47.35 $3.6 Billion 91,300,000 1389
Provides life of field services and development solutions to offshore energy producers.
 
0000046765 HP Helmerich & Payne Inc $3.58-$39.30 $3.6 Billion 103,500,000 1381
Engaged in contract drilling of oil and gas wells for exploration and production.
 
0001330849 HERO Hercules Offshore Inc $21.30-$42.40 $2.2 Billion 88,800,000 1381
Provides exploration, workover, and development drilling and liftboat services in the Gulf of Mexico and internationally.
 
0001283140 HEP Holly Energy Partners LP $25.15-$56.69 $364.0 Million 82,000,000 4610
Independant petroleum refiner, producing high value light products such as gasoline, diesel fuel, and jet fuel.
 
0001051431 HOFF Horizon Offshore Inc $8.75-$29.75 $548.0 Million 32,600,000 1389
Provides marine construction services including installation and burial of marine pipeline, derrick barge operations for the installation of new and abadonment of old oil and gas facilities.
 
0000937136 HDY Hyperdynamics Corp $1.00-$3.51 $94.0 Million 55,600,000 1311
Exploration of oil and gas both domestically and internationally.
 
0000822746 IFNY Infinity Energy Resources Inc $.41-$15.00 $9.1 Million 17,900,000 1389
Independant energy company engaged in the exploration, development and production of natural gas and oil and the operation and acquisition of natural gas and oil properties.
 
0000318996 KEGS Key Energy Services Inc $3.00-$32.26 $1.8 Billion 132,700,000 1381
Provides workover, fluid and logistics, fishing and rental, pressure pumping, electric wireline, and drilling.
 
0001031188 KMR Kinder Morgan Management LLC $27.35-$54.70 $3.6 Billion 71,200,000 4610
One of the largest pipeline transportation and energy storage companies in North America.
 
0001246263 MMP Magellan Midstream Partners LLP $13.69-$53.39 $2.9 Billion 66,500,000 4610
Primarily engaged in the transportation, storage, and distribution of refined petroleum products.
 
0001193159 MVOG Maverick Oil & Gas Inc $.02-$3.56 $2.2 Million 108,400,000 1311
Diversified oil and gas operations.
 
0000225615 MDR McDermott International $.88-$62.78 $11.8 Billion 225,200,000 3443
Is a leading engineering and construction company with a specialty in manufacturing and service.
 
0000882154 MEK Power Secure $.18-$41.50 $230.9 Million 16,800,000 7389
Provides gen-to-grid power services.
 
0001163739 NBR Nabors Industries LTD $.50-$41.23 $7.6 Billion 281,300,000 1381
 
 
0001057693 NTG Natco Group Inc $5.24-$60.40 $876.5 Million 18,400,000 3443
Provides solutions to the processing of oil, gas, and water industries.
 
0001021860 NOV National Oilwell Varco Inc $3.88-$82.22 $23.4 Billion 357,700,000 3533
Provides design and manufacturing of systems and components used in the oil and gas drilling and production industries. Also, tubular inspection, internal tubular coatings and supplies, along with supply chain integration services.
 
0001084991 NGS Natural Gas Services Group Inc $3.40-$36.00 $217.9 Million 12,100,000 1389
Provides natural gas compression equipment and industrial flare systems.
 
0000071829 NR Newpark Resources Inc $1.84-$25.50 $484.7 Million 90,100,000 3533
Provides integrated site, environmental, and drilling fluids services to the oil and gas exploration and production industries.
 
0001169055 NE Noble Corporation $1.25-$54.50 $14.0 Billion 269,000,000 1381
Offshore oil and gas drilling contractor operating in foreign and marine markets.
 
0001110805 NS NuStar Energy LP $28.05-$71.50 $2.8 Billion 49,400,000 4610
Limited partnership with 9113 miles of pipeline, 87 terminal facilities, and four crude oil storage facilities.
 
0001223786 NSH NuStar GP Holdings LLC $19.00-$38.64 $1.2 Billion 42,500,000 4610
Owns a general partner and limited partner interests in Nustar Energy LP.
 
0000073756 OII Oceaneering International Inc $4.81-$85.88 $3.7 Billion 55,100,000 1389
Global oilfield provider of engineered services and products primarily to the offshore oil and gas industry, with a focus on deepwater applications.
 
0001121484 OIS Oil States International Inc $5.80-$48.72 $1.6 Billion 50,100,000 3533
Provides products for deepwater production facilities and subsea pipelines. Also, a provider of land drilling, completion and production related rental tools, workforce accomodations and logistics, and tubular goods distribution.
 
0001046212 OMNI Omni Energy Services Corp $.75-$62.25 $96.9 Million 18,800,000 1382
Diversified oil and gas service company providing drilling, industrial cleaning, and specialized oilfield and environmental services.
 
0000076321 PKD Parker Drilling Co $1.95-16.44 $836.6 Million 111,800,000 1381
Provides drilling services on land and offshore sites, including project management and rental tools to the energy industry.
 
0000759153 PDRT Particle Drilling Technologies Inc $2.02-$7.50 $78.4 Million 31,600,000 1389
Oilfield service company using its patented advanced drilling technology for drilling hard rock and other difficult to drill formations.
 
0000889900 PTEN Patterson - UTI Energy Inc $1.31-$38.49 $3.1 Billion 154,900,000 1381
Provides onshore contract drilling services to exploration and production companies in North America.
 
0000902053 PGS Petroleum Geo Services A.S.A $3.28-$30.50 $5.0 Billion 180,000,000 1382
Provides a broad range of geophyiscal and reservoir services, including seismic data acquisition, processing, and interpretation plus field evaluation.
 
0000350403 PHII PHI Inc $8.19-$37.89 $84.2 Million 2,900,000 4522
Providing aviation services to the offshore oil and gas, onshore mining, international, medical and technical service industries.
 
0000320575 PDC Pioneer Drilling Company $.44-$22.99 $619.1 Million 49,700,000 1381
Provides land contract drilling services to independant and major oil and gas exploration and production companies.
 
0000833081 PDE Pride International Inc $4.81-$38.00 $5.6 Billion 116,900,000 1389
Provides contract drilling and related services to oil and gas companies in over 22 countries.
 
0001013605 PDS Precision Drilling Trust $15.25-$37.78 $1.9 Billion 125,600,000 1381
An income trust providing safe, efficient and innovative contract drilling, well servicing and strategic support services to the oil and gas industry.
 
0000085408 RDC Rowan Companies Inc $5.37-$45.45 $4.4 Billion 111,300,000 1381
Provides international and domestic contract drilling services as well as a manufacturing division that produces equipment for the drilling, mining, and timber industries.
 
0000742278 RES RPC Inc $.87-$23.72 $1.1 Billion 98,000,000 1389
Provides oilfield services and equipment to independant and major oilfield companies in exploration, production, development of oil and gas properties.
 
0000087347 SLB Schlumberger LTD $11.93-$108.75 $117.2 Billion 1,200,000,000 1389
Is a leading oilfield service provider with research and engineering facilities designed to optimize well site operations.
 
0001216964 SVSE Silver Star Energy Inc $.001-$2.05 $866,000 96,200,000 1311
Engaged in the exploration and development of oil and natural gas reserves throughout North America.
 
0000721083 SII Smith International $1.88-$75.42 $14.0 Billion 200,300,000 3533
Supplier of premium products and services to the oil and gas exploration and production industry, the petrochemical industry, and other industrial markets.
 
0001161154 SXL Sunoco Logistics Partners LP $18.00-$63.75 $1.4 Billion 28,600,000 4610
Provides transportation, terminalling, and storing refined products and crude oil.
 
0000886835 SPN Superior Energy Services Inc $2.00-$45.97 $3.6 Billion 80,500,000 1389
Provides specialized oilfield services and equipment focusing on serving the production related needs of oil and gas companies around the globe.
 
0001372326 DEEP Superior Offshore International Inc $4.13-$19.00 $107.1 Million 25,900,000 1389
Provides subsea construction and commercial diving services to the offshore oil and gas industry, serving operators in the outer continental shelf and deep waters of the US Gulf of Mexico, as well as offshore Mexico, Latin America, Africa, and the Middle East.
 
0001216774 SIOR Superior Oil & Gas Co $.13-$19.63 $4.1 Million 25,300,000 1382
Provides products and services for well site development.
 
0001323715 SWSI Superior Well Services $19.18-$37.00 $503.9 Million 23,500,000 1389
Operates in technical pumping services and downhole surveying services to major oil and natural gas regions of the US.
 
0000879884 TTES T-3 Energy Services Inc $4.77-158.75 $543.6 Million 12,200,000 3533
Provides products and services to the oil and gas industry including pressure control, wellhead & production systems, and pipeline valve specialties.
 
0000857644 TPP Teppco Partners LP $8.25-$46.20 $3.4 Billion 89,900,000 5171
Limited partnership which operates transportation and storage of refined products, natural gas gathering services, and crude oil transportation.
 
0001022705 TESO Tesco Corp $2.69-$34.43 $1.0 Billion 36,800,000 3533
Provides design, manufacturing, and services of technology based solutions for the upstream energy industry.
 
0000844965 TTI Tetra Technologies Inc $1.46-$32.00 $1.2 Billion 74,300,000 2810
Provides niche market products and services focusing on well-completion and late-life production and decommissioning.
 
0000799165 TGE TGC Industries Inc $.08-$13.62 $158.8 Million 16,600,000 1382
An oil and gas service company providing seismic aquisition and high resolution gravity data.
 
0000098222 TDW Tidewater Inc $5.75-$72.00 $2.9 Billion 54,900,000 4400
Provides workboat services to the offshore oil and gas industry.
 
0001319229 TLP TransMontaigne Partners LP $22.80-$34.70 $287.3 Million 91,000,000 4610
Provides marketing, distribution and supply chain management of refined petroleum products.
 
0000314047 RIG TransOcean Inc $8.11-149.62 $44.5 Billion 316,000,000 1381
Offshore drilling contractor, providing mobile offshore drilling units to find and develop oil and natural gas reserves.
 
0000921549 TRMA Trico Marine Services Inc $16.00-42.44 $523.9 Million 15,000,000 4400
Provides marine support services to the global oil and gas industry.
 
0001133260 UDRL Union Drilling Inc $10.51-$18.15 $350.7 Million 22,000,000 1381
 
 
0001051034 WHQ W-H Energy Services Inc $13.00-$77.42 $1.6 Billion 30,700,000 3533
 
 
0001170565 WFT Weatherford International LTD $13.00-$77.42 $1.6 Billion 30,700,000 1381
Provides drilling, evaluation, completion, production, and intervention services to the oil and gas industry.
 
0000895450 WG Willbros Group Inc $4.62-$40.77 $1.4 Billion 36,000,000 1389
International contractor, providing construction and engineering services to the oil, gas, and power industries.
 
0000867665 ABP Abraxas Petroleum Corp $.51-$19.50 $197.2 Million 48,900,000 1311
Independant natural gas and crude oil exploitation & production company.
 
0000002178 AE Adams Resources Energy Inc $3.96-$40.75 $116.0 Million 4,200,000 5172
Explores, sells, and delivers hydrocarbons through various subsidiaries.
 
0001259995 AAV Advantage Energy Income Fund $1.75-$21.05 $1.3 Billion 138,000,000 1311
Conventional oil and gas royalty trust that acquires and develops reserves in western Canada.
 
0001325955 ALJ Alon USA Energy Inc $20.86-45.62 $976.4 Million 46,800,000 2911
Provides the highest quality of fuel and convenience store products.
 
0000775057 ALTX Altex Industries Inc $.05-$.45 $3.2 Million 14,200,000 1311
Designs and manufactures heat transfer equipment.
 
0001120916 AEZ American Oil & Gas Inc $.59-$8.01 $245.2 Million 46,300,000 1311
Engaged in oil and gas exploration, development and acquisition primarily in the rocky mountain regions.
 
0000932628 APU Amerigas Partners LP $12.75-$38.89 $2.1 Billion 37,000,000 5990
Americas largest propane company serving residential, commercial, industrial, agricultural, and motor fuel propane customers.
 
0001109504 AMGO AMG Oil Ltd --- --- --- 1382
 
 
0000773910 APC Anadarko Petroleum Corp $4.63-$68.00 29.0 Billion 446,400,000 1311
Developing, acquiring, and exploring for oil and gas resources in the global marketplace.
 
0000006769 APA Apache Corp $2.76-$109.32 34.9 Billion 332,600,000 1311
Independant energy company that explores for develops and produces natural gas, crude oil, and natural gas liquids.
 
0000311471 APAGF Apco Argentina Inc --- --- --- 1311
 
 
0000007039 ARSD Arabian American Development Co --- --- --- 2911
 
 
0001123871 ARD Arena Resources Inc $2.95-$43.98 $1.4 Billion 34,100,000 1311
Oil and gas exploration, development and production company with current operations in Texas, Okalhoma, Kansas, and New Mexico.
 
0000319458 ASPN Aspen Exploration Corp $.05-$8.45 $15.6 Million 7,300,000 1311
Oil and gas exploration company operating primarily in northern California.
 
0001023947 ASRPF Aspen Group Resources Corp $.05-$40.00 $5.9 Million 83,800,000 1382
 
 
0001123647 ATPG ATP Oil & Gas Corp $1.47-$57.38 $1.8 Billion 35,600,000 1311
Engaged in the acquisition, development, and production of natural gas and oil properties in the Gulf of Mexico and the North Sea.
 
0000933157 AOG Aurora Oil & Gas Corp $.42-$107.50 $114.8 Million 82,000,000 1311
Focused on the exploration, development, and production of natural gas and crude oil reserves in North America.
 
0001041829 AEN Austral Pacific Energy LTD $.10-$32.81 $29.6 Million 30,600,000 1382
Engaged in the exploration and production of oil and gas reserves.
 
0000746631 AVLN Shotgun Energy Corp --- $1.4 Million 17,400,000 1311
Working interest in the shotgun draw prospect in the natural gas producing Unita Basin.
 
0000010048 BRN Barnwell Industries Inc $1.73-$25.98 $73.4 Million 8,200,000 1311
Engaged in exploring, developing, producing, and selling natural gas and oil in Cananda.
 
0001279495 BTE Baytex Energy Trust $.02-$2.75 $17.9 Million 17,000,000 1381
Oil and gas exploration company focusing on North Dakota, Montana, Colorado, Texas and the Gulf Coast.
 
0001056301 BEAAF Belmont Resources Inc $.02-$5.00 $2.6 Million 23,900,000 1000
A uranium exploration and development company with projects in Labrador and North Saskatchewan.
 
0000778438 BRY Berry Petroleum Co $4.35-$49.40 $1.7 Billion 44,100,000 1311
Independant oil and gas company with operations in California, Utah, and Colorado.
 
0001172139 BBG Bill Barret Corp $23.35-$47.00 $1.9 Billion 44,700,000 1311
Oil and gas developer with properties throughout the Rocky Mountains.
 
0000793306 BDCO Blue Dolphin Energy Co $.30-$15.00 $16.2 Million 11,600,000 1311
Independant oil and gas company with operations in the Gulf of Mexico.
 
0000924805 KAZ BMB Munai Inc $3.00-$20.00 $268.1 Million 44,700,000 1311
Independant oil and gas company engaged in the exploration, development and production of crude oil and natural gas.
 
0001304069 BDE Bois d'Arc Energy Inc $12.49-$22.24 $1.4 Billion 66,500,000 1311
Independant oil and gas company operating in the Gulf of Mexico.
 
0001314077 BPG BPI Energy Holdings Inc $.35-$5.27 $18.4 Million 73,600,000 1311
Independant energy company engaged in the exploration, production and commercial sale of coalbed methane.
 
0001023734 BZP BZP Energy Inc $1.57-$13.66 $873.2 Million 63,900,000 1311
A South American oil and gas producer.
 
0001095070 GSX Gasco Energy $1.57-$13.66 $873.2 Million 63,900,000 1311
Independant oil and gas company developing natural gas deposits in the Rocky Mountains.
 
0001034755 BEXP Brigham Exploration Co $1.06-$15.00 $309.2 Million 45,700,000 1311
Independant exploration, development, and production company that develops onshore oil and natural gas reserves.
 
0000858470 COG Cabot Oil & Gas Corp $3.63-$41.15 $3.8 Billion 97,100,000 1311
Independant North American exploration and production company.
 
0000928022 CPE Callon Petroleum Co $6.25-$21.25 $321.8 Million 20,900,000 1311
Engages in the exploration, development, acquisition and operation of oil and gas properties in the Gulf Coast region.
 
0001017413 CNQ Canadian Natural Resources Ltd $4.30-$83.20 $35.0 Billion 537,700,000 1311
Independant oil and natural gas exploration and production company with operations in western Canada, North Sea, and offshore West Africa.
 
0001177470 SNG Canadian Superior Energy Inc $2.55-$3.99 $490.3 Million 139,700,000 1311
Oil and gas exploration and production company with operations in western Canada, offshore Trinadad & Tobago, and offshore Nova Scotia.
 
0000310316 CNR CanArgo Energy Corp $.04-$14.75 $140.4 Million 242,100,000 1311
Oil and gas international exploration and production company operating in the provinces of the former soviet union.
 
0001253710 CFW Cano Petroleum Inc $.20-$7.42 $221.9 Million 37,000,000 1311
Focuses on secondary and enhanced oil recovery techniques to extract additional oil from mature onshore US fields.
 
0000354767 CGYN Capco Energy Inc $.04-$.60 $8.3 Million 165,700,000 1311
Exploration and production company operating in the Gulf of Mexico.
 
0001009672 CRR Carbo Ceramics Inc $10.17-$67.67 $877.9 Million 24,500,000 3290
Manufacture of ceramic proppants used int the hydraulic fracturing process of oil and gas wells.
 
0001040593 CRZO Carrizo Oil & Gas Inc $1.00-$57.38 $1.4 Billion 28,000,000 1311
Independant oil and gas company engaged in exploration, development, and production of oil and natural gas.
 
0001077924 MONTE Castleguard Energy Inc --- --- --- 1311
 
 
0000018605 CTNR Central Natural Resources Inc $12.30-39.00 17.6 Million 550,000 6792
Invests and develops natural resources including gas, oil, coal, and coalbed methane.
 
0001364644 CHQ Challenger Energy Corp $1.45-$4.60 150.8 Million 32,800,000 8880
Oil and gas exploration company involved with canadian superior energy inc.
 
0000003570 LNG Cheniere Energy Inc $.46-$44.40 1.4 Billion 47,500,000 1311
Provider and distributor of liquified natural gas products.
 
0000895126 CHK Chesapeake Energy Corp $.62-$39.74 17.9 Billion 473,900,000 1311
Largest independant producer and third largest overall producer of natural gas in the US.
 
0001168054 XEC Cimarex Energy Co $15.90-$47.80 3.4 Billion 82,500,000 1311
Independant oil and gas exploration and production company with principal operations in the mid-continent, Gulf Coast, Permian Basin, and the Gulf of Mexico.
 
0000352955 CKX CKX Lands Inc --- --- --- 1311
 
 
0000880115 CWEI Clayton Williams Energy Inc $2.00-$55.33 400.2 Million 11,400,000 1311
Independant oil and gas exploration and production company.
 
0001095595 CEO Cnooc Ltd $16.22-$218.20 66.4 Billion 433,500,000 1311
China's largest producer of offshore crude oil and natural gas and one of the largest independant oil and gas exploration companies in the world.
 
0001335793 CXG CNX Gas Corp $21.00-$35.97 5.4 Billion 150,900,000 1311
Independant natural gas exploration, development, and production company operating in the appalachian basin of the US.
 
0000021239 COCBF Coastal Caribbean Oils & Minerals Ltd $.08-$4.75 5.1 Million 46,200,000 1311
Engaged in the exploration and development of oil and gas reserves.
 
0000908797 CHOHQ Coho Energy Inc --- --- --- 1311
 
 
0000023194 CRK Comstock Resources Inc $25.73-$39.44 1.4 Billion 44,400,000 1311
Independant energy company engaged in oil and gas acquisitions, exploration, & development.
 
0001362705 CEP Constellation Energy Partners LLC $23.90-$49.00 389.4 Million 16,100,000 1311
Independant energy company engaged in oil and gas acquisitions, exploration, & development.
 
0001071993 MCF Contango Oil & Gas Co $.09-$64.50 943.8 Million 16,000,000 1311
Explores, develops, produces, and acquires natural gas and oil properties in the Gulf of Mexico and the Arkansas Fayetteville Shale.
 
0000852747 CPPXF Continental Energy Corp $.10-$1.20 14.4 Million 68,600,000 1311
Oil and gas exploration company with properties in Indonesia.
 
0000859365 CFUL Continental Fuels Inc $.26-$30.00 24.9 Million 89,000,000 3827
Nationwide distributor and retail gasoline operations, as well as international scourcing, marketing, and distribution of upstream and downstream petroleum products.
 
0000277924 CRED Credo Petroleum Corp $1.25-$31.39 82.9 Million 9,300,000 1311
Independant natural gas and oil exploration and development company.
 
0000813779 EXPO Crimson Exploration Inc $2.19-$31.02 450.8 Million 14,500,000 1311
Engaged in the acquisition, exploration of oil and gas assets concentrated in the onshore producing regions of Texas, Louisiana, and Colorado.
 
0001351541 DK Delek US Holdings Inc $12.08-$28.34 896.2 Million 53,700,000 5500
Energy business focused on petroleum refining, marketing, and supply of refined products, and retail arketing of fuel and general merchandise.
 
0000821483 DPTR Delta Petroleum Corp $1.66-$30.47 1.4 Billion 66,400,000 1311
Colorado based independant energy company engaged in the exploration, acquisition, development, and production of natural gas and crude oil.
 
0000945764 DNR Denbury Resources Inc $1.08-$30.36 6.6 Billion 244,300,000 1311
Largest oil and gas operator in Mississippi and owns the largest reserves of CO2 used for tertiary oil recovery east of the Mississippi.
 
0001090012 DVN Devon Energy Corp $2.25-$94.75 38.9 Billion 445,000,000 1311
Focused primarily in the US and Canada they also explore for and produce oil and natural gas in select international areas.
 
0001172358 DMLP Dorchester Minerals LP --- --- --- 1311
 
 
0000029834 DBLE Double Energy Petroleum Co $.50-$25.91 139.0 Million 9,100,000 1311
Independant exploration and production company with a focus on Rocky Mountain properties.
 
0001092839 DNE Dune Energy Inc $.51-$4.05 146.6 Million 78,000,000 1389
Independant exploration and development company with operations focused along the Louisiana/Texas Gulf Coast and the North Texas Fort Worth Basin Shale.
 
0000941625 DYMTF DynaMotive Energy Energy Systems Corp $192.3 Million 4991
0001379895 DYN Dynegy Inc $5.1 Billion 4911
0001364541 EROC Eagle Rock Energy Partners $986.0 Million 1311
0001268471 EBOFE Earth BioFuels Inc $59.1 Million 2860
0001056748 EFTIE EarthFirst Technologies Inc $27.7 Million 3990
0001021010 EPEX Edge Petroleum Corp $385.0 Million 1311
0000788206 EEGC Empire Energy Corp $30.8 Million 1311
0000921182 EPRC Empiric Energy Inc $249,300 1382
0001173911 EEQ Enbridge Energy Management $764.0 Million 1311
0001157806 ECA EnCana Corp $45.4 Billion 1311
0001125057 EAC Encore Acqisition Co $1.4 Billion 1311
0001112412 END Endeavour International Corp $223.3 Million 1311
0000355300 ENDE EnDevCo Inc $8.7 Million 1311
0001350886 EII Energy Infrastructure Acquisition Corp $262.1 Million 6770
0000750199 EPL Energy Partners LTD $514.7 Million 1311
0001012569 ETP Energy Transfer Partners $8.5 Billion 4922
000112684 ERF Enerplus Resources Fund $5.6 Billion 1311
0001324592 EPE Enterprise GP Holdings $3.4 Billion 4922
0001061219 EPD Enterprise Products Partners LP $14.0 Billion 1311
0001116377 ENT Enterra Energy Trust $297.4 Million 1311
0000821189 EOG EOG Resources Inc $18.5 Billion 1311
0000783209 EUGS EuroGas Inc $6.8 Million 1311
0001361937 EVEP EV Energy Partners LP $320.3 Million 1311
0000904901 EVSY Evans Systems Inc $16.7 Million 5171
0001006655 EPM Evolution Petroleum Corp $89.8 Million 1311
0000316300 XCO Exco Resources Inc $1.7 Billion 1311
0001167764 FNGC Falcon Natural Gas Corp $2.6 Million 1311
0001124024 FEEC Far East Energy Corp $143.1 Million 1311
0000849997 FECOF FEC Resources Inc $6.5 Million 1311
0000316736 FPP Fieldpoint Petroleum Corp $15.5 Million 1311
0000038079 FST Forest Oil Corp $2.3 Billion 1311
0000110430 FTO Frontier Oil Corp $3.9 Billion 2911
0001132784 GAX Galaxy Energy Corp $15.9 Million 1311
0001086319 GSX Gasco Energy Inc $178.7 Million 1311
0001022321 GEL Genesis Energy LP $474.3 Million 5171
0000896726 GGR GeoGlobal Resources Inc $342.0 Million 1381
00013522302 GMET GeoMet Inc $360.8 Million 1311
0000041023 GEOID GeoResources Inc $27.6 Million 1311
0000856465 GI Giant Industries Inc $1.1 Billion 2911
0001323468 GLP Global Partners LP $430.2 Million 5171
0001127342 GMXR GMX Resources Inc $491.8 Million 1311
0000943861 GDP Goodrich Petroleum Corp $961.9 Million 1311
0001351646 GNGI Granite Energy Inc $370,230 ---
0001102414 GSHF Greenshift Corp $4.5 Million 6799
0001051591 GSVI GSV Inc $1.5 Million 1311
0001108943 GCOG Gulf Coast Oil & Gas Inc $1.1 Million 1000
0000874499 GPOR Gulfport Energy Corp $554.2 Million 1311
0000788965 HPCO Hallador Petroleum Co $33.4 Million 1311
0000313478 HEC Harken Energy Corp $83.4 Million 1311
0001309799 HTE Harvest Energy Trust $3.7 Billion 1311
0000845289 HNR Harvest Natural Resources $365.3 Million 1311
0001363381 HPGP Hiland Holdings GP $654.0 Million 1311
0001306527 HLND Hiland Partners $510.7 Million 1311
0000048039 HOC Holly Corp $3.7 Billion 2911
0001156041 HGO Houston American Energy Corp $153.5 Million 1311
0001136352 NRGY Inergy LP $1.8 Billion