$CHX SEC Filings

Filing Filed On
TRANSCRIPT 29 Apr 2020
CORRESP 28 Apr 2020
EARNINGS RELEASE FOR THE QUARTER ENDED MARCH 31, 2020 28 Apr 2020
EARNINGS SLIDES 28 Apr 2020
FORM 8-K 28 Apr 2020
425 TOWN HALL TRANSCRIPT 27 Apr 2020
425 TOWN HALL SLIDES 27 Apr 2020
PRER14A 17 Apr 2020
S-4/A 17 Apr 2020
425 09 Apr 2020
425 09 Apr 2020
PRER14A 03 Apr 2020
DEF 14A 02 Apr 2020
425 02 Apr 2020
S-4/A 01 Apr 2020
425 30 Mar 2020
8-K 30 Mar 2020
425 24 Mar 2020
8-K 24 Mar 2020
FORM 4 18 Mar 2020