Live feed16:35:34·1142dSECFilingvia QuantisnowGran Tierra Energy Inc. filed SEC Form 8-K: Material Modification to Rights of Security Holders, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and ExhibitsByQuantisnow·Wall Street's wire, on your screen.GTE· Gran Tierra Energy Inc.EnergyOriginal source