 NEW YORK--BUSINESS WIRE--Rosen Law Firm, a global investor rights law firm, announces an investigation of potential securities claims on behalf of shareholders of Magnite, Inc. NASDAQ: MGNI fka Telaria, Inc. NYSE: TLRA andor Rubicon Project NYSE: RUBI resulting from allegations that Magnite may have issued materially misleading business information to the investing public. On January 7, 2021, Spruce Point Management released a report detailing Magnites dubious business practices and 