NEW YORK, March 8, 2016 /PRNewswire/ -- The Law Offices of Vincent Wong announce that a class action lawsuit has been commenced in the USDC for the Southern District of New York on behalf of investors who purchased Cnova N.V. (NASDAQGS: CNV) securities pursuant and/or traceable to the Initial Public Offering on or about November 19, 2014, and/or between November 19, 2014 and December 18, 2015.