Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001193125-18-143464
Filing Date
2018-04-30
Accepted
2018-04-30 16:53:03
Documents
3
Period of Report
2017-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K/A d571305d10ka.htm 10-K/A 332131
2 EX-31.1 d571305dex311.htm EX-31.1 2528
3 EX-31.2 d571305dex312.htm EX-31.2 2453
  Complete submission text file 0001193125-18-143464.txt   338112
Mailing Address 701 CEDAR LAKE BOULEVARD OKLAHOMA CITY OK 73114
Business Address 701 CEDAR LAKE BOULEVARD OKLAHOMA CITY OK 73114 (405) 478-8770
Chaparral Energy, Inc. (Filer) CIK: 0001346980 (see all company filings)

EIN.: 731590941 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K/A | Act: 34 | File No.: 333-134748 | Film No.: 18790744
SIC: 1311 Crude Petroleum & Natural Gas