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ARLINGTON, TX - FEBRUARY 06: Charles Woodson #21 of the Green Bay Packers celebrates in the locker room with the Vince Lombardi Trophy after winning Super Bowl XLV 31-25 against the Pittsburgh Steelers at Cowboys Stadium on February 6, 2011 in Arlington, Texas. (Photo by Al Bello/Getty Images) *** Local Caption *** Charles Woodson
The answer: Three.
The stock exchange says the Packers are the NFL's only publicly owned franchise. They also have 13 world championships -- more than any other organization.
On Tuesday, the parent company of the New York Stock Exchange said it had agreed to be acquired by the operator of the Frankfurt stock exchange.
The deal will create the world's largest financial markets company.