$GPOR SEC Filings

Filing Filed On
PROSPECTUS SUPPLEMENT 11 Dec 2023
PROSPECTUS SUPPLEMENT 21 Jun 2023
424B3 14 Feb 2018
FINAL PROSPECTUS 04 Aug 2017
424B3 08 Sep 2015
424B3 05 Feb 2015
424B3 09 Sep 2013
424B3 27 Jul 2004