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Chaparral Energy, Inc.
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701 CEDAR LAKE BOULEVARD, OKLAHOMA CITY, OK
News
8-K
08/19/20
8-K
08/17/20
8-K
08/04/20
8-K
07/30/20
8-K
07/27/20
8-K
07/15/20
8-K
06/30/20
8-K
05/11/20
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Financial
10-Q
08/17/20
NT 10-Q
08/10/20
10-Q
05/11/20
10-K/A
04/28/20
10-K
03/11/20
10-Q
11/12/19
10-Q
08/07/19
10-Q
05/08/19
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Prospectus
EFFECT
10/15/20
15-12B
10/14/20
S-8
12/27/19
S-8
08/13/19
CERT
07/23/18
8-A12B
07/23/18
424B3
05/04/18
EFFECT
05/03/18
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Proxies
DEF 14A
05/15/20
DEF 14A
05/23/19
DEFA14A
11/25/09
DEFA14A
11/24/09
DEFA14A
10/14/09
DEFA14A
10/13/09
DEFA14A
10/13/09
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Ownership
SC 13G/A
02/12/21
SC 13G/A
02/12/21
25-NSE
09/01/20
4
06/29/20
4
06/29/20
4
06/29/20
4
06/29/20
4
06/29/20
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SEC Correspondence
POS AM
10/09/20
S-8 POS
10/09/20
S-8 POS
10/09/20
S-8 POS
10/09/20
POS AM
04/20/18
CORRESP
06/20/17
UPLOAD
06/16/17
UPLOAD
03/20/13
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