Related by context. Frequent words. (Click for all words.) 69 GMX Resources 69 Cimarex Energy 68 ENSCO International 68 Rockwood Holdings 67 McMoRan Exploration 67 Copano Energy 67 Brigham Exploration 65 Energy XXI Bermuda 65 Allis Chalmers Energy 65 Whiting Petroleum 65 Newfield Exploration 65 Dril Quip 65 Westlake Chemical 64 Atwood Oceanics 64 Vanguard Natural Resources 64 Anadarko Petroleum APC 64 DCP Midstream Partners 64 Tetra Technologies 63 Crimson Exploration 63 Bronco Drilling 62 Vantage Drilling Company 62 Hercules Offshore 62 Approach Resources 62 Gastar Exploration 62 Contango Oil & 62 GMX Resources Inc. 61 BEXP 61 Rosetta Resources 61 NYSE NOV 61 Amtech Systems 61 Petrohawk Energy 60 EVEP 60 QEP Resources 60 GeoResources Inc. 60 Overseas Shipholding 60 Ultra Petroleum 60 Newpark Resources Inc. 60 Comstock Resources 60 GMXR 60 Magnum Hunter Resources 60 Petrohawk 60 Pioneer Drilling 60 Harvest Natural Resources 60 PetroQuest 60 Baker Hughes BHI 59 Ensco International 59 Trico Marine Services 59 Helix Energy 59 NYSE PXP 59 Quanta Services 59 Sterling Bancshares 59 NYSE CNP 59 NYSE RDC 59 Abraxas Petroleum 59 VAALCO Energy 58 Cheniere Energy 58 Flotek 58 Parallel Petroleum 58 Nabors Industries 58 Callon Petroleum Company 58 Dawson Geophysical Company 58 NYSE RRC 58 Newfield Exploration Company 58 NYSE SLB 58 Atwood Oceanics Inc. 58 Hornbeck Offshore 58 Hittite Microwave 57 CVR Energy 57 PetroQuest Energy Inc. 57 National Oilwell 57 McMoRan Exploration Co. 57 Carrizo Oil & 57 MKS Instruments 57 Intrepid Potash 57 NYSE HL 57 Gasco Energy 57 GeoMet 57 Concho Resources Inc. 57 Transocean Ltd. RIG 57 NYSE RRI 57 Crosstex Energy 57 Energy XXI 57 Diamond Offshore Drilling 57 NYSE TEG 57 XEC 57 EQT Corporation 57 ADTN 57 Cal Dive International 57 Denbury Resources 57 SandRidge Energy 57 XCO 57 Sunoco Logistics 57 WSP Holdings 56 Magnum Hunter 56 ACGL 56 Anworth Mortgage Asset 56 Rand Logistics 56 LINN Energy 56 www.halliburton.com 56 Flotek Industries Inc. 56 National Oilwell Varco