Live feed09:54:46·687dSECFilingvia QuantisnowGrana y Montero S.A.A. filed SEC Form 8-K: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and ExhibitsByQuantisnow·Wall Street's wire, on your screen.GRAM· Grana y Montero S.A.A.Basic IndustriesOriginal source