$CHX SEC Filings

Filing Filed On
FORM 4 04 Jan 2022
FORM 4 04 Jan 2022
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 17 Nov 2021
FORM 4 09 Nov 2021
FORM 4 08 Nov 2021
FORM 4 04 Nov 2021
IRANNOTICE 28 Oct 2021
10-Q 28 Oct 2021
8-K 27 Oct 2021
FORM 4 18 Aug 2021
10-Q 29 Jul 2021
IRANNOTICE 29 Jul 2021
8-K 28 Jul 2021
FORM 4 07 Jul 2021