168 filings
Page 7 of 9
8-K
jtfqrn
8 Feb 11
Entry into a Material Definitive Agreement
12:00am
8-K
34bc5a7f6fd
7 Feb 11
Regulation FD Disclosure
12:00am
8-K
xe6taz55h5y
1 Feb 11
Reaffirms 2010 EBITDA Guidance and Announces Addition of a Chief Operating Officer and a Vice President of its EOR Business Unit
12:00am
8-K
ykh4efav
16 Sep 10
Entry into a Material Definitive Agreement
12:00am
8-K
lutvikalpza9auic
8 Sep 10
Regulation FD Disclosure
12:00am
8-K
yhdzlt 2xhfvd9m
31 Mar 10
Results of Operations and Financial Condition
12:00am
8-K
2vp51i2cr j4iu63n7u
24 Mar 10
Entry into a Material Definitive Agreement
12:00am
8-K
jax 3wpwubopjy
1 Mar 10
JP Morgan High Yield Conference
12:00am
8-K
xrxp2ururcoiogx5dw0w
8 Feb 10
Regulation FD Disclosure
12:00am
8-K
jo38ct ssa3ld6w2m
8 Feb 10
Chaparral Energy Announces Year-End Reserves
12:00am
8-K
xhunn10
15 Dec 09
Termination of a Material Definitive Agreement
12:00am
8-K
hj8jqdht81ee2 i6h2
25 Nov 09
Chaparral Energy and United Refining Energy Announce Adjusted
12:00am
8-K
bofax1k8
25 Nov 09
This presentation contains forward-looking statements. These forward-looking statements relate to, among other things, our
12:00am
8-K
jsdq76a7 7r9
14 Oct 09
United Refining Energy & Chaparral Energy Merger Announcement
12:00am
8-K
zyb3j9v
14 Oct 09
This presentation contains forward-looking statements. These forward-looking statements relate to, among other things, our
12:00am
8-K
5cdvlvvrm
13 Oct 09
Chaparral Energy and United Refining Energy to Merge
12:00am
8-K
uo7kg
9 Jun 09
Completion of Acquisition or Disposition of Assets
12:00am
8-K
jvws2yx7
3 Jun 09
Termination of a Material Definitive Agreement
12:00am
8-K
gqsarma5h56yazfwzj
26 May 09
Entry into a Material Definitive Agreement
12:00am
8-K
74rp1asjdbbcdhmogcq
17 Apr 09
Other Events
12:00am