After what he interpreted as disparaging remarks from Louis Roederer managing director Frederic Rouzaud, Jay Z started an unofficial boycott of Cristal champagne and bought a financial interest in Armand de Brignac champagne. Forbes estimated Jay’s initial stake at $50 million. In October of 2014, Sovereign Brands announced they sold their stake to Jay Z, presumably making him the majority owner of the popular champagne.
