 LOS ANGELES--BUSINESS WIRE--Glancy Prongay Murray LLP GPM, a leading national shareholder rights law firm, today announced that it has commenced an investigation on behalf of Cardlytics, Inc. Cardlytics or the Company NASDAQ: CDLX investors concerning the Companys possible violations of the federal securities laws. If you suffered a loss on your Cardlytics investments or would like to inquire about potentially pursuing claims to recover your loss under the federal securitie 