RICKERTSEN CARL J

Restricted Stock Units

Restricted Stock Units

Common stock

Restricted Stock Units

Common stock

Restricted Stock Units

Common stock

Common stock

Common stock

Common stock

Stock Option (Right to Buy)

Stock Option (Right to Buy)

Stock Option (Right to Buy)

Stock Option (Right to Buy)

Common Stock

Common Stock

Common Stock

Series E Preferred Stock

12% Convertible Promissory Notes due 2004

Series D Preferred Stock

Series D Preferred Stock

Series 4 Warrants

Common Stock

Series E Preferred Stock

Series 3 Warrants

Series D Preferred Stock

Series E Preferred Stock

12% Convertible Promissory Notes due 2004

Series D Preferred Stock

Series 4 Warrants

Common Stock

Common Stock

Warrants

Series D Preferred Stock

12% Convertible Promissory Notes due 2004

Warrants

Series 3 Warrants

Series E Preferred Stock

Series D Preferred Stock

Warrants

12% Convertible Promissory Notes due 2004

Series 4 Warrants

Series D Preferred Stock

Series 3 Warrants

Series D Preferred Stock

Series E Preferred Stock

Common Stock

12% Convertible Promissory Notes due 2004

Warrants

12% Convertible Promissory Notes due 2004