THOMA CARL D

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Common Stock, par value $0.01

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Common Stock, par value $0.01

Common Stock, par value $0.01

Common Stock, par value $0.01

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Common Stock, par value $0.01

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Series B Convertible Preferred Stock

Common Stock, par value $0.01

Common Stock, par value $0.01

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Director Stock Option (Right to Buy)

Director Stock Option (Right to Buy)

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock