Securities and Exchange Commission
Chesapeake issues 'going concern' warning
Shale
Occidental pushes poison pill plan
Finance
Perry gets Energy Transfer gig
Politics
Emerge Energy Services in restructuring deal
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Gastar exits Chapter 11
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Fir Tree urges Halcon to sell Pecos acreage
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Icahn won't buy SandRidge after board takeover
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Shell, Eni make OPL 245 filings in US
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Halliburton to pay $30m to settle FCPA probe
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