http://www.omg.org/spec/FIGI/20150501/GlobalInstrumentIdentifiers/ English has unique text identifier is classified by has classifies identifies is identified by identifier share class global identifier global identifier security type financial instrument identifier code ticker composite global identifier pricing source financial instrument name financial instrument exchange code Financial Industry Global Instrument Identifiers (FIGI) Ontology http://www.omg.org/spec/FIGI/GlobalInstrumentIdentifiers/