Companies covered: ERHC Energy Inc. (OTCMKTS:ERHED), Pioneer Natural Resources Company (NYSE:PXD), Parsley Energy, Inc. (NYSE:PE), Diamondback Energy, Inc. (NASDAQ:FANG), Energen Corporation (NYSE:EGN), Cimarex Energy Co (NYSE:XEC), EP Energy Corporation (NYSE:EPE), Laredo Petroleum, Inc. (NYSE:LPI), Gastar Exploration Inc. (AMEX:GST), Cabot Oil & Gas Corporation (NYSE:COG), Eclipse Resources Corporation (NYSE:ECR), Gulfport Energy Corporation (NASDAQ:GPOR), Rice Energy Inc. (NYSE:RICE), Viper Energy Partners LP (NASDAQ:VNOM), SM Energy Company (NYSE:SM), Newfield Exploration Company (NYSE:NFX), PDC Energy, Inc. (NASDAQ:PDCE), Spectra Energy Corp (NYSE:SE), UGI Corporation (NYSE:UGI), BreitBurn Energy Partners, L.P. (NASDAQ:BBEP), Vanguard Natural Resources LLC (NASDAQ:VNR), Rice Midstream Partners LP (NYSE:RMP), Sprague Resources LP (NYSE:SRLP), NGL ENERGY PARTNERS LP (NYSE:NGL), CrossAmerica Partners LP (NYSE:CAPL), AmeriGas Partners, L.P. (NYSE:APU), Spectra Energy Partners, LP (NYSE:SEP), Canadian Natural Resources Limited (NYSE:CNQ), Encana Corporation (NYSE:ECA), Exxon Mobil Corporation (NYSE:XOM), Chevron Corporation (NYSE:CVX), Cenovus Energy Inc (NYSE:CVE), Petroleo Brasileiro S.A.- Petrobras (NYSE:PBR), Anadarko Petroleum Corporation (NYSE:APC), Apache Corporation (NASDAQ:APA), ConocoPhillips (NYSE:COP), Devon Energy Corporation (NYSE:DVN), EOG Resources, Inc. (NYSE:EOG), Hess Corporation (NYSE:HES), Marathon Oil Corporation (NYSE:MRO), Murphy Oil Corporation (NYSE:MUR), Noble Energy Inc. (NYSE:NBL), Occidental Petroleum Corporation (NYSE:OXY), California Resources Corporation (NYSE:CRC), Bonanza Creek Energy, Inc. (NYSE:BCEI), Kosmos Energy Ltd. (NYSE:KOS), Apple Inc. (NASDAQ:AAPL), Continental Resources, Inc. (NYSE:CLR), Concho Resources Inc. (NYSE:CXO), RSP Permian, Inc. (NYSE:RSPP), Husky Energy Inc (USA) (OTCMKTS:HUSKF), Imperial Oil Limited (NYSEAMERICAN:IMO), Suncor Energy Inc. (NYSE:SU), ARC RESOURCES COM NPV (OTCMKTS:AETUF), Crescent Point Energy Corporation (NYSE:CPG), Baytex Energy Corp (NYSE:BTE), BONAVISTA ENERGY C COM NPV (OTCMKTS:BNPUF), Enerplus Corporation (NYSE:ERF), Vermilion Energy Inc. (NYSE:VET), Manitok Energy Inc. (CVE:MEI), Advantage Oil & Gas Ltd (NYSE:AAV), Callon Petroleum Company (NYSE:CPE), Synergy Resources Corporation (AMEX:SYRG), Oasis Petroleum Inc. (NYSE:OAS), Enterprise Products Partners L.P. (NYSE:EPD), Magellan Midstream Partners L.P. (NYSE:MMP), Shell Midstream Partners, L.P. (NYSE:SHLX), Phillips 66 Partners LP (NYSE:PSXP), Western Gas Partners, LP (NYSE:WES), Sabine Oil & Gas Corp (OTCMKTS:SOGCQ), Tesoro Logistics LP (NYSE:TLLP), QEP Resources, Inc. (NYSE:QEP), Dominion Energy Midstream Partners LP (NYSE:DM), Landmark Infrastructure Partners LP (NASDAQ:LMRK), Plains All American Pipeline, L.P. (NYSE:PAA), Martin Midstream Partners L.P. (NASDAQ:MMLP), Quicksilver Resources Inc. (OTCMKTS:KWKAQ), Magnum Hunter Resources Corporation (OTCMKTS:MHRCQ), Royal Dutch Shell PLC (NYSE:RDS/A), EQT Midstream Partners, LP (NYSE:EQM), ONEOK, Inc. (NYSE:OKE), Kinder Morgan, Inc. (NYSE:KMI), Targa Resources Corp. (NYSE:TRGP), Transmontaigne Partners L.P. (NYSE:TLP), Cone Midstream Partners LP (NYSE:CNNX), Antero Midstream Partners LP (NYSE:AM), Sunoco LP (NYSE:SUN), Energy Transfer Equity, L.P. (NYSE:ETE), Williams Companies, Inc. (The) (NYSE:WMB), CST Brands, Inc. (NYSE:CST), MPLX LP (NYSE:MPLX), Marathon Petroleum Corporation (NYSE:MPC), DCP Midstream Partners, LP (NYSE:DPM), Phillips 66 (NYSE:PSX)