What's The Difference Between Equifax, TransUnion And Experian? By: Benzinga via Benzinga September 12, 2017 at 15:24 PM EDT The recent massive security breach at Equifax Inc. (NYSE: EFX) exposed sensitive financial information of roughly half of the entire ... Read More >> Related Stocks: Bio-Techne Corp Equifax Experian Plc ADR Transunion