EVP & CFO Bracken Charles H R converted options into 35,850 units of Class A Common Shares, covered exercise/tax liability with 16,850 units of Class A Common Shares, converted options into 53,657 units of Class C Common Shares and covered exercise/tax liability with 25,220 units of Class C Common Shares, increasing direct ownership by 108% to 54,872 units (SEC Form 4)