Top 4 Large-Cap Stocks In The Oil & Gas Drilling & Exploration Industry With The Highest ROI

Below are the top large-cap oil & gas drilling & exploration stocks on the NYSE and the NASDAQ in terms of return on investment. The trailing-twelve-month return on investment at CNOOC Ltd. CEO is 11.40%. CNOOC's PEG ratio is 1.13. The trailing-twelve-month return on investment at Cenovus Energy Inc. CVE is 9.10%. Cenovus Energy's operating margin for the same period is 11.00%. The trailing-twelve-month return on investment at Concho Resources, Inc. CXO is 6.30%. Concho Resources' revenue for the same period is $2.70 billion. The trailing-twelve-month return on investment at Petróleo Brasileiro S.A. - Petrobras PBR is 2.20%. Petrobras' EPS for the same period is $1.09.