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CRK        0000023194    
Filing Date Form Type Description Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 4 PRIMARY DOCUMENT View Document
2020-06-03 8-K 8-K View Document
2020-06-01 EFFECT View Document
2020-05-26 CORRESP View Document
2020-05-22 S-3/A S-3/A View Document
2020-05-22 SC 13D/A SC 13D/A View Document
2020-05-20 4 4 View Document
2020-05-20 8-K 8-K View Document
2020-05-15 8-K 8-K View Document
2020-05-15 424B5 424B5 View Document
2020-05-14 4 PRIMARY DOCUMENT View Document
2020-05-14 4 PRIMARY DOCUMENT View Document
2020-05-14 4 PRIMARY DOCUMENT View Document
2020-05-14 UPLOAD View Document
2020-05-14 8-K 8-K View Document
2020-05-13 424B2 424B2 View Document
2020-05-08 S-3 S-3 View Document
2020-05-07 10-Q 10-Q View Document
2020-05-07 8-K 8-K View Document
2020-04-27 424B3 424B3 View Document
2020-04-24 EFFECT View Document
2020-04-21 CORRESP View Document
2020-04-20 UPLOAD View Document
2020-04-20 DEF 14A DEF 14A View Document
2020-04-14 S-3 S-3 View Document
2020-04-13 8-K 8-K View Document
2020-04-02 4 PRIMARY DOCUMENT View Document
2020-03-10 8-K 8-K View Document
2020-03-02 10-K 10-K View Document
2020-03-02 4 PRIMARY DOCUMENT View Document
2020-02-26 8-K 8-K View Document
2020-02-13 SC 13G/A AMENDMENT NO. 1 View Document
2019-12-30 4 PRIMARY DOCUMENT View Document
2019-12-11 424B3 424B3- FRANKS View Document
2019-12-03 4 PRIMARY DOCUMENT View Document
2019-11-25 EFFECT View Document
2019-11-21 CORRESP View Document
2019-11-20 UPLOAD View Document
2019-11-13 S-3 S-3 View Document
2019-11-13 8-K 8-K View Document
2019-11-12 10-Q 10-Q View Document
2019-11-07 8-K 8-K View Document
2019-11-01 4 PRIMARY DOCUMENT View Document
2019-09-20 4 PRIMARY DOCUMENT View Document
2019-08-28 4 4 View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-26 4 PRIMARY DOCUMENT View Document
2019-08-19 3 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-19 4 PRIMARY DOCUMENT View Document
2019-08-09 10-Q 10-Q View Document
2019-08-08 EFFECT View Document
2019-08-08 424B3 424B3 - CP MERGER COMMON View Document
2019-08-07 8-K 8-K View Document
2019-08-06 UPLOAD View Document
2019-08-05 CORRESP View Document
2019-07-31 S-3 S-3 2019-07-30 View Document
2019-07-25 3 3 View Document
2019-07-25 3 3 View Document
2019-07-25 SC 13D SC 13D View Document
2019-07-19 3 PRIMARY DOCUMENT View Document
2019-07-19 3 PRIMARY DOCUMENT View Document
2019-07-19 3 PRIMARY DOCUMENT View Document
2019-07-19 3 PRIMARY DOCUMENT View Document
2019-07-19 3 PRIMARY DOCUMENT View Document
2019-07-18 8-K 8-K View Document
2019-07-17 4 FORM 4 SUBMISSION View Document
2019-07-17 SC 13D/A SC 13D/A View Document
2019-07-03 4 PRIMARY DOCUMENT View Document
2019-06-24 DEFM14C DEFM14C View Document
2019-06-13 PREM14C PREM14C View Document
2019-06-11 SC 13D/A SC 13D/A View Document
2019-06-10 8-K FORM 8-K View Document
2019-06-10 8-K 8-K View Document
2019-06-04 S-8 S-8 View Document
2019-06-03 8-K 8-K View Document
2019-06-03 4 PRIMARY DOCUMENT View Document
2019-06-03 4 PRIMARY DOCUMENT View Document
2019-06-03 4 PRIMARY DOCUMENT View Document
2019-05-09 10-Q 10-Q View Document
2019-05-09 8-K 8-K View Document

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