Either the entire company, or just Diageo's beer division (they own Guinness) . . .
"The reason for the sudden popularity of Diageo was publication of a lone report in Brazil that the country’s richest man, billionaire Jorge Paulo Lemann, might be thinking about putting together a takeover bid for the world’s largest premium alcoholic drinks company . . .
. . . Lemann’s equity company controlled 65% of Brazil’s beer market before merging in 2004 with Belgium’s Interbrew to form InBev. That group bought America’s Anheuser-Busch in 2008 to become the world’s biggest brewer."