1 to 7

Name Sector Revenue
$mlns  
M&A Activity Last 5 Years
Total Buy Sell
Devon Energy
NYSE : DVN
Oklahoma City, Oklahoma, United States website
Oil/Gas Exploration 15,940 24 13 11
Chesapeake Energy
NASDAQ : CHK
Oklahoma City, Oklahoma, United States website
Oil/Gas Exploration 7,775 21 12 9
Empire Petroleum
NYSE : EP
Tulsa, Oklahoma, United States website
Oil/Gas Exploration 44 4 4 -
SandRidge Energy
NYSE : SD
Oklahoma City, Oklahoma, United States website
Oil/Gas Exploration 125 4 4 -
Helmerich & Payne
NYSE : HP
Tulsa, Oklahoma, United States website
Oil/Gas Exploration 2,757 3 3 -
Gulfport Energy
NYSE : GPOR
Oklahoma City, Oklahoma, United States website
Oil/Gas Exploration 928 1 1 -
Mammoth Energy Service
NASDAQ : TUSK
Oklahoma City, Oklahoma, United States website
Oil/Gas Exploration 188 2 1 1

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