MENGERT STEPHEN M

Shares of Class A common stock, par value $0.01 per share

Class A Common Stock

Class A Common Stock

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Option (right to buy)

Common Stock

Common Stock

Common Stock