320 filings
Page 14 of 16
8-K
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14 Aug 08
Results of Operations and Financial Condition
12:00am
8-K
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22 Jul 08
Statements about the merger and all other statements in this presentation (and oral statements
12:00am
425
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22 Jul 08
Business combination disclosure
12:00am
8-K
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17 Jul 08
CPR — Chaparral / Edge Merger Conference Call
12:00am
425
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17 Jul 08
Business combination disclosure
12:00am
425
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16 Jul 08
Business combination disclosure
12:00am
8-K
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16 Jul 08
Merger with Edge Petroleum
12:00am
425
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15 Jul 08
Business combination disclosure
12:00am
8-K
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15 Jul 08
Chaparral Energy to Acquire Edge Petroleum
12:00am
8-K
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15 May 08
Results of Operations and Financial Condition
12:00am
8-K
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1 Apr 08
Results of Operations and Financial Condition
12:00am
RW
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30 Jan 08
Registration withdrawal request
12:00am
EFFECT
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23 Jan 08
Notice of effectiveness
12:00am
424B3
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23 Jan 08
Prospectus supplement
12:00am
S-4/A
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3 Jan 08
Registration of securities issued in business combination transactions (amended)
12:00am
8-K/A
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3 Jan 08
Regulation FD Disclosure
12:00am