$CHR SEC Filings

Filing Filed On
REPORT OF FOREIGN PRIVATE ISSUER 08 Sep 2020
REGISTRATION STATEMENT 02 Sep 2020
FORM 6-K 26 Aug 2020
REPORT OF FOREIGN PRIVATE ISSUER 03 Aug 2020
REPORT OF FOREIGN PRIVATE ISSUER 14 Jul 2020
4 01 Jun 2020
4 01 Jun 2020
4 01 Jun 2020
CURRENT REPORT 01 Jun 2020
4 01 Jun 2020
NOTIFICATION OF LATE FILING 12 May 2020
AMENDMENT TO FORM 10-Q 12 May 2020
CURRENT REPORT 11 May 2020
QUARTERLY REPORT 11 May 2020
4 24 Apr 2020
4 24 Apr 2020
OWNERSHIP DOCUMENT 24 Apr 2020
CURRENT REPORT 23 Apr 2020
REGISTRATION STATEMENT 22 Apr 2020
3 16 Apr 2020