$GHG SEC Filings

Filing Filed On
CORRESP 13 Jun 2019
AMENDMENT NO.1 TO FORM F-3 13 Jun 2019
6-K 28 May 2019
UPLOAD 28 May 2019
FORM F-3 15 May 2019
6-K 03 May 2019
20-F 30 Apr 2019
6-K 18 Mar 2019
6-K 11 Mar 2019
SCHEDULE 13G 14 Feb 2019
SCHEDULE 13G 14 Feb 2019
6-K 28 Jan 2019
6-K 22 Jan 2019
6-K 22 Jan 2019
6-K 02 Jan 2019
6-K OF 2018 Q3 19 Nov 2018
6-K 23 Aug 2018
FORM 6-K 15 May 2018
424(B)(4) 27 Mar 2018
AMENDMENT NO. 3 TO FORM F-1 26 Mar 2018