Entity information:

• Entity registrant name: Alta Mesa Holdings, LP
• CIK: 0001518403
• SEC filing page: http://www.sec.gov/Archives/edgar/data/1518403/000151840318000003/0001518403-18-000003-index.htm
• XBRL Instance: http://www.sec.gov/Archives/edgar/data/1518403/000151840318000003/c403-20171231.xml
• XBRL Cloud Viewer: https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1518403/000151840318000003/c403-20171231.xml
• EDGAR Dashboard: https://edgardashboard.xbrlcloud.com/edgar-dashboard/?cik=0001518403
• Generator: Certent (was Rivet)
• Total assets: 1,085,397,000
• Income tax expense (benefit): 6,000
• Found reconcilation from statutory to effective rates: False
• Found income tax policy: Coming soon!

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