A corporation that acts as a regulator for brokerage firms and exchange markets. Its primary charge  is to make sure that security exchange markets, such as the New York Stock Exchange, operate fairly and honestly and to protect investors. Although it is a non-governmental regulator, ultimately it is subject to the regulations of the Securities and Exchange Commission along with the rest of the security exchange industry.

Link to: FINRA

Acronym: FINRA

Associated law(s): Dodd-Frank Act, Gramm-Leach-Bliley Act