EX-4.9







Exhibit 4.9




AMENDMENT NO. 2 TO STOCKHOLDERS AGREEMENT




          THIS AMENDMENT NO. 2 TO STOCKHOLDERS AGREEMENT is entered into effective this 19th day of
September, 2007 (this “Amendment No. 2”), by and among Cardiovascular Systems, Inc., a Minnesota
Corporation (the “Company”), the Series A-1 Convertible Preferred Stockholders listed on Exhibit A
hereto (“Series A-1 Investors”), and the Holders and Investors signatory hereto.




RECITALS




          WHEREAS, this Amendment No. 2 amends a Stockholders Agreement, dated July 19, 2006 (the
“Stockholders Agreement”) by and between the Company and the “Holders”, “Investors”, and “Section 5
Holders” set forth on Schedule I thereto, as amended by that certain Amendment No. 1 to
Stockholders Agreement, dated October 3, 2006 by and between the Company, ITX International Equity
Corp. and the Holders and Investors signatory thereto;




          WHEREAS, the Company has agreed to sell up to 2,941,177 shares of Series A-1 Convertible
Preferred Stock to the Series A-1 Investors (the “Offering”) in accordance with the terms of that
certain Private Placement Memorandum dated May 16, 2007, as supplemented on August 8, 2007 and
those certain Subscription Agreements by and between the Company and the Series A-1 Investors
received in connection with the Offering (the “Subscription Agreements”);




          WHEREAS, on May 21, 2007, the Company’s Board of Directors approved the sale of up to
1,175,000 shares of Series A-1 Convertible Preferred Stock to the Series A-1 Investors and the
transactions contemplated by the Subscription Agreements including this Amendment No. 2, and on
August 7, 2007 the Board further authorized that the Offering be increased to not more than
2,941,177 shares of Series A-1 Convertible Preferred Stock;




          WHEREAS, Holders executing this Amendment No. 2 hold a majority of the Shares subject to the
Stockholders Agreement; and




          WHEREAS, Investors executing this Amendment No. 2 hold a majority in interest of the shares of
Common Stock issued or issuable to the Investors.




          NOW THEREFORE, in consideration of the mutual covenants and agreements contained in this
Amendment No. 2, the sufficiency of which is hereby acknowledged, the parties hereto agree as set
forth below:





	 	1.	 	Defined Terms. Capitalized terms not defined herein shall have the meanings ascribed
to them in the Stockholders Agreement.




1









 






	 	2.	 	The Series A-1 Convertible Preferred Stock sold in the Offering shall be deemed
additional shares of Series A Convertible Preferred Stock for purposes of the Stockholders
Agreement.
	 
	 	3.	 	Schedule I is hereby amended to include each of the Series A-1 Investors as an Investor
as set forth below and each of the Series A-1 Investors shall be deemed an Investor as that
term is used in the Stockholders Agreement.





	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	Abrasive Technology, Inc.

Profit Sharing Plan
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	32,000	 
	Michael Adrian
	 	 	50,000	(1)	 	 	3,200	(1)	 	 	8,943	 	 	 	1,270	 	 	 	3,552	 
	Mark R. Alvig
	 	 	6,250	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Shahla Amiri
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,000	 
	Anthony Angelini
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	12,000	 
	Michael J. Antonello
	 	 	99,883	 	 	 	12,500	 	 	 	35,937	 	 	 	5,103	 	 	 	18,255	 
	Massoud Arbabzadeh, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Naoum Baladi
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	28,000	 
	Michael S. Barish
	 	 	 	 	 	 	 	 	 	 	44,474	 	 	 	6,315	 	 	 	11,928	 
	Frederick L. Betz and 

Cynthia A. Betz, JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	RBC Dain Rauscher Cust

FBO Frederick L. Betz IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	9,500	 
	Charles Schwab & Co. Cust

FBO John A. Beyer IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Thomas M. Bies and

Edith C. Bies, JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Gerry Black
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Brent G. Blackey
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,900	 
	Pensco Trust Company Cust

FBO Michael J. Bogart IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,900	 
	William Bold
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,600	 
	John R. Borrell
	 	 	23,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,764	 
	Robert Brady
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	9,000	 
	Larry Brandt and

Judy Brandt JTWROS
	 	 	12,500	(2)	 	 	—	 	 	 	8,943	 	 	 	1,270	 	 	 	4,120	 
	David Brink
	 	 	40,000	 	 	 	—	 	 	 	10,260	 	 	 	1,457	 	 	 	17,000	 
	Gerald F. Bubnick
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Brian P. Burns, Jr.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,500	 
	Marlyn and Margaret Buss,

Ttees, Marlyn and Margaret

Buss Rev. Living Trust
	 	 	6,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Wedbush Morgan Securities 

Cust FBO Richard E. Bye IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,050	 
	Timothy Byrne and Sandra Byrne,

Trustees, Byrne Family Trust
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Christopher Campbell
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	H. Daniel Caparo
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 







2









 






	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	Charles Schwab & Co., Inc. Cust

FBO Franklin G. Capitanini IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,800	 
	Joseph Anthony Cardenas
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	29,400	 
	Curtis L. Carlson Family 

Foundation
	 	 	—	 	 	 	—	 	 	 	43,783	 	 	 	6,217	 	 	 	29,414	 
	Charles Schwab & Co., Inc.

Cust FBO Steven W. Carter IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	CAVA Partners, LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	John F. Cavanaugh
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Vijay T. Char
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Scott Chase
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	17,647	 
	Richard J. Cherry and

JoAnn Cherry, JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	George Jean Chilazi
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,777	 
	Charles Schwab & Co., Inc. Cust

FBO Bruce A. Church IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Pershing LLC Custodian

FBO Walter Douglas Clark IRA
	 	 	19,000	(3)	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	David E. Cohen, M.D.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,884	 
	Sean Collins
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Wachovia Securities Cust

FBO Sean Collins IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	12,941	 
	Tom Correia
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Ralph D. Crawford
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,750	 
	Carla C. Dahl
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	590	 
	Thomas P. Davis, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Keith Donnan
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Peter S. Dougan, M.D.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Charles Schwab & Co., Inc. Cust

FBO Mark W. DuPont IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Keith M. Eastman
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,000	 
	Joane Evans and

Lyell Evans JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Ryan E. Evans
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,883	 
	Gary Jay Fishbein, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Jeffrey Fleming
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	James Flynn
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Linda M. Foster
	 	 	—	 	 	 	—	 	 	 	17,890	 	 	 	2,540	 	 	 	2,404	 
	Michael D. Fugit, M.D.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Michael Furlong
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Geoffrey T. Gainor
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Dennis R. Gancarz
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	GDN Holdings, LLC
	 	 	49,167	 	 	 	2,000	 	 	 	131,349	 	 	 	18,652	 	 	 	41,913	 
	Kenneth L. Gibbs, MD and

Beverly T. Gibbs JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,950	 
	Scott Kean Goodman
	 	 	23,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	19,059	 
	UBS Financial Services, Inc. Cust

FBO R. Hunt Greene IRA
	 	 	13,500	(3)	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,500	 







3









 






	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	Daniel Patrick Greenleaf and

Diane Francis Greenleaf
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	10,000	 
	Barry K. Griffith
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	18,750	 
	Edith Guglielmi
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,060	 
	David J. Gunther
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Rob Hadley
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Fiserv ISS & Co. Cust

FBO Rob Hadley IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Scott Robert Hannum
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,764	 
	Scott Merle Hanson
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	600	 
	Steven J. Healy
	 	 	—	 	 	 	—	 	 	 	8,815	 	 	 	1,252	 	 	 	9,431	 
	Syntel, LLC Profit Sharing Plan

FBO Alfred Harry Herget, Alfred

Harry Herget, Trustee
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Richard R. Heuser and Sharon L.

Heuser, Trustees, R&S Trust

dated 8/3/99
	 	 	14,000	(4)	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Charles Schwab & Co., Inc. Cust

FBO David Richard Hewitt IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	13,000	 
	Robert C. Hinckle
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	17,647	 
	William Hoffman and

Lilia Helen Hoffman JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Jeremy Houseman
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Derek J. Howe
	 	 	6,500	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	8,000	 
	Wende S. Hutton, Trustee,

Hutton Living Trust dtd 12/10/96
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Innovasc, LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,500	 
	Michael Iovanni and 

Linda Iovanni, JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Andrew J. Iseman and

Shelly D. Iseman JTWROS
	 	 	—	 	 	 	—	 	 	 	17,657	 	 	 	2,407	 	 	 	7,108	 
	ITX International Equity Corp.
	 	 	—	 	 	 	—	 	 	 	350,263	 	 	 	49,737	 	 	 	47,079	 
	Sean Janzer
	 	 	10,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Sara Jay
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,900	 
	Takemito Jimbo
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Charles David Joffe, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Darla R. Johnson and

John A. Beyer JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,529	 
	Elias H. Kassab
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Salva Kassab and

Suha Kassab JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,529	 
	KD Holding, Inc.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Puneet K. Khanna and

Monica Khanna JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	17,647	 
	Yazan Khatib
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Farhad Khosravi, Ttee, Farhad

Khosravi and Flora Shirzad

Khosravi Trust U/A
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Bertram W. Klein
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	10,000	 







4









 






	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	E*Trade as Cust

FBO Joseph F. Koziol IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,883	 
	Al Kraus and 

Eileen Kraus JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	8,825	 
	Al Kraus
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	David Kraus, M.D.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Scott Kraus
	 	 	7,400	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	22,600	 
	John T. Kuzara
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Habib John Lahlouh
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	David Lamadrid
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Aaron Lew
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	17,000	 
	MLPF&S Cust FBO

Aaron Lew IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	23,529	 
	Robert Lindmeier and

Sheryl Lindmeier
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,764	 
	William Andrew Lindmeier and 

Susan J. Lindmeier JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,000	 
	Wells Fargo Bank, N.A. as Trustee 

of the Donald M. Longlet Rev Tr
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,764	 
	Louis Lopez, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Richard A. Lotti
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Jonathan K. Lubkert
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	600	 
	Kenneth H. Lubkert and

Elizabeth R. Lubkert JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,706	 
	Satyaprakash Makam
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Louis Manfredo and 

Genevieve Manfredo JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Carol A. Martin, Sole Trustee,

Martin Family Revocable Trust
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Lynne Martin and 

Tevis P. Martin III
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	1,200	 
	Maverick Fund, L.D.C.
	 	 	—	 	 	 	—	 	 	 	770,212	 	 	 	109,370	 	 	 	103,524	 
	Maverick Fund USA, Ltd.
	 	 	—	 	 	 	—	 	 	 	310,952	 	 	 	44,155	 	 	 	41,795	 
	Maverick Fund II, Ltd.
	 	 	—	 	 	 	—	 	 	 	670,149	 	 	 	95,161	 	 	 	90,075	 
	MaxBee Holding Company LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Gary McCord
	 	 	25,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	17,647	 
	Christopher W. McNeill
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	John J. Mehalchin
	 	 	101,984	 	 	 	11,250	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Jacob P. Mercer
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Mitsui & Co. Venture Partners II, LP
	 	 	—	 	 	 	—	 	 	 	675,148	 	 	 	95,871	 	 	 	117,647	 
	Amir Motarjeme, Trustee, Amir

Motarjeme Profit Sharing Plan

FBO Amir Motarjeme
	 	 	9,800	(3)	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Padmini Natarajan and 

B. R. Natarajan JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Fiserv ISS & Co. Cust

FBO Thomas P. Neslund IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Thomas P. Neslund
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Hajime Oshita
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,400	 







5









 






	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	Marco Ovikian and

Catherine Ovikian, JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	8,823	 
	Ashish Pal
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	30,000	 
	Tom Pardubeck
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Daryl L. Peterman
	 	 	—	 	 	 	—	 	 	 	1,027	 	 	 	146	 	 	 	5,000	 
	Loyal M. Peterman, Jr.
	 	 	25,000	 	 	 	—	 	 	 	20,564	 	 	 	2,920	 	 	 	16,124	 
	John N. Phillips
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Cassandra Piippo
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	589	 
	Pinnacle Investment Group, LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	9,000	 
	Sridhar Prativadi
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Rolando E. Prieto
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Dave B. Radovich
	 	 	5,000	 	 	 	500	 	 	 	7,203	 	 	 	1,023	 	 	 	25,169	 
	Robert K. Ranum
	 	 	500	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Ambika Ravindran
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	12,000	 
	Redmile Capital, LP
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,569	 
	Redmile Ventures, LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Redmile Capital Offshore, Ltd.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	27,725	 
	Michael Reilly and Lisa Reilly
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,764	 
	Ronald Reuss and

Rita Reuss JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Stacey Rickert
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	10,000	 
	Benjamin S. Rinkey
	 	 	20,000	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,000	 
	Caleb Rivera
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,940	 
	Edward Todd Robbins
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Cecilia S. Roberts, Trustee

David K. Roberts Residuary Trust
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	21,200	 
	David K. Roberts
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,800	 
	Todd A. Roberts and

Debra D. Roberts
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Peter Lars Runquist
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Paul W. Schaffer
	 	 	—	 	 	 	—	 	 	 	10,216	 	 	 	1,451	 	 	 	20,000	 
	James W. Schlesing and

Dona Connelly
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,059	 
	Marc S. Schwartzberg
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Gary M. Scott and Malisa M. Scott,

Ttees of the Gary and Malisa Scott Rev Trust
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	29,500	 
	R. Randolph Scott
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Gino J. Sedillo, MD
	 	 	9,800	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	David Shaskey
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Pamela Shaw and 

James Shaw JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Neil J. Sheehan
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,000	 
	Chiemsee Money Purchase Plan,

dtd 03/11/97, FBO Robert T.
Shepard
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 
	Robert Shepard and Celia Shepard,

Ttees of the Shepard Family Trust

dated 2/1/99
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	6,000	 







6









 






	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 	 	No. of	 	 	 	 	 	No. of
	 	 	 	 	 	 	No. of Option/	 	Shares of	 	No. of	 	Shares of
	 	 	No. of Shares	 	Warrant	 	Series A	 	Series A	 	Series A-1
	 	 	of Common	 	Common	 	Preferred	 	Warrant	 	Preferred
	Investor	 	Stock	 	Shares	 	Stock	 	Shares	 	Stock
	Harvinder Paul Singh, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Kevin Spanier
	 	 	22,500	(5)	 	 	2,000	(5)	 	 	—	 	 	 	—	 	 	 	1,200	 
	Kathleen A. Stauter
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	1,775	 
	Steven Mendelow, Trustee,

Teledata Financial Services Corp.

Profit Shar Plan
	 	 	12,500	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	23,529	 
	Charles Schwab & Co., Inc. Cust

FBO Robert J. Thatcher IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	12,000	 
	Kimberley J. Thomas and

A. Conrade Thomas JTWROS
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,890	 
	TMP, LLLP
	 	 	106,550	 	 	 	6,000	 	 	 	53,217	 	 	 	7,557	 	 	 	56,768	 
	Top Medical Holding B.V.
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,000	 
	Leslie Trigg and Michael Trigg,

Trustees, Trigg Family Trust
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,942	 
	Edwin C. Tyska
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	11,765	 
	Hector J. Vasquez and

Sandra L. Vasquez
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Greg Vella and Michelle Vella,

Ttees, Greg Vella and Michelle

Vella Family Tr
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Chris Vieira
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	4,588	 
	Douglas A. Waldo, MD
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Joseph A. Wasselle and

Stacie Poole
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 
	Charles Schwab & Co., Inc. Cust

FBO Burton M. Waxman IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	7,058	 
	Wellspring Capital
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	176,470	 
	Wellspring Management, LLC
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	58,823	 
	Martin F. Whalen
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Fiserv ISS & Co. Cust

FBO Kimberly Williamson IRA
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	5,882	 
	Steven Wishnia
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	3,000	 
	Sharon T. Wooster
	 	 	—	 	 	 	—	 	 	 	—	 	 	 	—	 	 	 	2,941	 








 




			
	(1)	 	Held jointly with Betty Adrian.
	 
	(2)	 	Includes 4,167 shares held individually.
	 
	(3)	 	Held individually.
	 
	(4)	 	Held in two IRA accounts.
	 
	(5)	 	Held jointly with Bonnie Spanier.






	 	4.	 	This Amendment No. 2 may be executed in any number of original or facsimile
counterparts, and each such counterpart hereof shall be deemed to be an original
instrument, but all such counterparts together shall constitute but one agreement. Any
counterpart or other signature to this Amendment No. 2 that is delivered by facsimile shall
be deemed for all purposes as constituting good and valid execution and delivery by such
party of this Amendment No. 2.




7









 






	 	5.	 	Except as set forth herein, all other terms and conditions of the Stockholders
Agreement remain the same.





[REMAINDER OF PAGE INTENTIONALLY LEFT BLANK]




8









 








     IN WITNESS WHEREOF, the parties hereto have executed this Amendment No. 2 to Stockholders
Agreement effective the date first written above.



	 	 	 	 	 
	 	COMPANY



CARDIOVASCULAR SYSTEMS, INC.

 	 
	 	By:  	/s/ James E. Flaherty
 	 
	 	 	Name:  	James E. Flaherty 	 
	 	 	Title:  	Chief Financial Officer 	 
	 




9









 





	 	 	 	 	 
	     IN
WITNESS WHEREOF, the parties hereto have executed this Amendment
No. 2 to Stockholders Agreement effective the date first written above.





	 	 	 	 	 	 	 	 	 	 	 
	HOLDERS	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	APPLECREST PARTNERS LTD PARTNERSHIP	 	 	 	LEHMKUHL FAMILY LIMITED PARTNERSHIP	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	By:

	 	/s/ Gary M. Petrucci
	 	 	 	By:
	 	/s/ Larry A. Lehmkuhl	 	 
	 

	 	 

Name: Gary M. Petrucci
	 	 
	 	 	 	 

Name: Larry A. Lehmkuhl
	 	 
	 

	 	Title: General Partner
	 	 	 	 	 	Title: General Partner	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	/s/ Gary M. Petrucci	 	 	 	/s/ Larry A. Lehmkuhl	 	 
	 	 	 	 	 	 	 
	Gary M. Petrucci	 	 	 	Larry A. Lehmkuhl	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	/s/ James E. Flaherty	 	 	 	/s/ Judith L. Flaherty	 	 
	 	 	 	 	 	 	 
	James E. Flaherty	 	 	 	Judith L. Flaherty	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	GDN HOLDINGS, LLC	 	 	 	SONORA WEB LIMITED LIABILITY PARTNERSHIP
	 
	 	 	 	 	 	 	 	 	 	 
	By:

	 	/s/ Glen D. Nelson
	 	 	 	By:
	 	/s/ Roger J. Howe	 	 
	 

	 	 
	 	 	 	 	 	 	 	 
	 

	 	Name: Glen D. Nelson
	 	 	 	 	 	Name: Roger J. Howe	 	 
	 

	 	Title: Member
	 	 	 	 	 	Title:	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	/s/ Geoffrey O. Hartzler	 	 	 	/s/ Roger J. Howe	 	 
	 	 	 	 	 	 	 
	Geoffrey O. Hartzler, individually
and as Trustee, Geoffrey O. Hartzler
Rev. Trust dtd 1/8/97, as amended	 	 	 	Roger J. Howe, Ph. D.	 	 
	 
	 	 	 	 	 	 	 	 	 	 
	/s/ Michael J. Kallok	 	 	 	 	 	 	 	 
	 	 	 	 	 	 	 	 	 
	Michael J. Kallok	 	 	 	 	 	 	 	 






10









 





     IN WITNESS WHEREOF, the parties hereto have executed this Amendment No. 2 to Stockholders
Agreement effective the date first written above.



	 	 	 	 	 	 	 
	 	 	INVESTORS	 	 
	 
	 	 	 	 	 	 
	 	 	EASTON HUNT CAPITAL PARTNERS, L.P.	 	 
	 
	 	 	 	 	 	 
	 	 	By: EHC GP, L.P. its General Partner	 	 
	 	 	By: EHC GP, Inc., its General Partner	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ John H. Friedman
 

Name: John H. Friedman
	 	 
	 

	 	 	 	Title: President	 	 






	 	 	 	 	 	 	 
	 	 	EASTON CAPITAL PARTNERS, LP	 	 
	 
	 	 	 	 	 	 
	 	 	By: ECP GP, LLC	 	 
	 	 	By: ECP GP, Inc., its Manager	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ John H. Friedman
 

Name: John H. Friedman
	 	 
	 

	 	 	 	Title: President	 	 






11









 





     IN WITNESS WHEREOF, the parties hereto have executed this Amendment No. 2 to Stockholders
Agreement effective the date first written above.



	 	 	 	 	 	 	 
	 	 	INVESTORS	 	 
	 
	 	 	 	 	 	 
	 	 	MAVERICK FUND, L.D.C.	 	 
	 
	 	 	By: Maverick Capital, Ltd.

        Its Investment Advisor	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ John T. McCafferty
 

Name: John T. McCafferty
	 	 
	 

	 	 	 	Title: Limited Partner and General Counsel	 	 
	 
	 	 	 	 	 	 
	 	 	MAVERICK FUND USA, LTD.	 	 
	 
	 	 	 	 	 	 
	 	 	By: Maverick Capital, Ltd.

        Its Investment Advisor	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ John T. McCafferty	 	 
	 

	 	 	 	 	 	 
	 

	 	 	 	Name: John T. McCafferty	 	 
	 

	 	 	 	Title: Limited Partner and General Counsel	 	 
	 
	 	 	 	 	 	 
	 	 	MAVERICK FUND II, LTD.	 	 
	 
	 	 	 	 	 	 
	 	 	By: Maverick Capital, Ltd.

        Its Investment Advisor	 	 
	 
	 	 	 	 	 	 
	 

	 	By:
	 	/s/ John T. McCafferty	 	 
	 

	 	 	 	 	 	 
	 

	 	 	 	Name: John T. McCafferty	 	 
	 

	 	 	 	Title: Limited Partner and General Counsel	 	 






12









 





     IN WITNESS WHEREOF, the parties hereto have executed this Amendment No. 2 to Stockholders
Agreement effective the date first written above.



	 	 	 	 	 
	 	INVESTORS



SERIES A-1 CONVERTIBLE PREFERRED INVESTORS

 
	 	By:  	/s/ James E. Flaherty
 	 
	 	 	James E. Flaherty, as Attorney-in-Fact for the Series A-1 Convertible Preferred Investors named on Exhibit A hereto	 




13









 





EXHIBIT A




SERIES A-1 CONVERTIBLE PREFERRED INVESTORS






	 
	Abrasive Technology, Inc.

	Profit Sharing Plan

	Michael Adrian

	Mark R. Alvig

	Shahla Amiri

	Anthony Angelini

	Michael J. Antonello

	Massoud Arbabzadeh, MD

	Naoum Baladi

	Michael S. Barish

	Frederick L. Betz and

	Cynthia A. Betz, JTWROS

	RBC Dain Rauscher Cust

	FBO Frederick L. Betz IRA

	Charles Schwab & Co. Cust

	FBO John A. Beyer IRA

	Thomas M. Bies and

	Edith C. Bies, JTWROS

	Gerry Black

	Brent G. Blackey

	Pensco Trust Company Cust

	FBO Michael J. Bogart IRA

	William Bold

	John R. Borrell

	Robert Brady

	Larry Brandt and

	Judy Brandt JTWROS

	David Brink

	Gerald F. Bubnick

	Brian P. Burns, Jr.

	Marlyn and Margaret Buss,

	Ttees, Marlyn and Margaret

	Buss Rev. Living Trust

	Wedbush Morgan Securities

	Cust FBO Richard E. Bye IRA

	Timothy Byrne and Sandra Byrne, Trustees, 

Byrne Family Trust

	Christopher Campbell

	H. Daniel Caparo

	Charles Schwab & Co., Inc. Cust

	FBO Franklin G. Capitanini IRA

	Joseph Anthony Cardenas

	Curtis L. Carlson Family

	Foundation

	Charles Schwab & Co., Inc.

	Cust FBO Steven W. Carter IRA

	CAVA Partners, LLC

	John F. Cavanaugh

	Vijay T. Char

	Scott Chase










	 
	Richard J. Cherry and

	JoAnn Cherry, JTWROS

	George Jean Chilazi

	Charles Schwab & Co., Inc. Cust

	FBO Bruce A. Church IRA

	Pershing LLC Custodian

	FBO Walter Douglas Clark IRA

	David E. Cohen, M.D.

	Sean Collins

	Wachovia Securities Cust

	FBO Sean Collins IRA

	Tom Correia

	Ralph D. Crawford

	Carla C. Dahl

	Thomas P. Davis, MD

	Keith Donnan

	Peter S. Dougan, M.D.

	Charles Schwab & Co., Inc. Cust

	FBO Mark W. DuPont IRA

	Keith M. Eastman

	Joane Evans and

	Lyell Evans JTWROS

	Ryan E. Evans

	Gary Jay Fishbein, MD

	Jeffrey Fleming

	James Flynn

	Linda M. Foster

	Michael D. Fugit, M.D.

	Michael Furlong

	Geoffrey T. Gainor

	Dennis R. Gancarz

	GDN Holdings, LLC

	Kenneth L. Gibbs, MD and

	Beverly T. Gibbs JTWROS

	Scott Kean Goodman

	UBS Financial Services, Inc. Cust

	FBO R. Hunt Greene IRA

	Daniel Patrick Greenleaf and

	Diane Francis Greenleaf

	Barry K. Griffith

	Edith Guglielmi

	David J. Gunther

	Rob Hadley

	Fiserv ISS & Co. Cust

	FBO Rob Hadley IRA

	Scott Robert Hannum

	Scott Merle Hanson

	Steven J. Healy

	Syntel, LLC Profit Sharing Plan

	FBO Alfred Harry Herget, Alfred

	Harry Herget, Trustee












14









 







	 
	Richard R. Heuser and Sharon L.

	Heuser, Trustees, R&S Trust

dated 8/3/99

	Charles Schwab & Co., Inc. Cust

	FBO David Richard Hewitt IRA

	Robert C. Hinckle

	William Hoffman and

	Lilia Helen Hoffman JTWROS

	Jeremy Houseman

	Derek J. Howe

	Wende S. Hutton, Trustee,

	Hutton Living Trust dtd 12/10/96

	Innovasc, LLC

	Michael Iovanni and

	Linda Iovanni, JTWROS

	Andrew J. Iseman and

	Shelly D. Iseman JTWROS

	ITX International Equity Corp.

	Sean Janzer

	Sara Jay

	Takemito Jimbo

	Charles David Joffe, MD

	Darla R. Johnson and

	John A. Beyer JTWROS

	Elias H. Kassab

	Salva Kassab and

	Suha Kassab JTWROS

	KD Holding, Inc.

	Puneet K. Khanna and

	Monica Khanna JTWROS

	Yazan Khatib

	Farhad Khosravi, Ttee, Farhad Khosravi

and Flora Shirzad Khosravi Trust U/A

	Bertram W. Klein

	E*Trade as Cust

	FBO Joseph F. Koziol IRA

	Al Kraus and

	Eileen Kraus JTWROS

	Al Kraus

	David Kraus, M.D.

	Scott Kraus

	John T. Kuzara

	Habib John Lahlouh

	David Lamadrid

	Aaron Lew

	MLPF&S Cust FBO

Aaron Lew IRA

	Robert Lindmeier and

Sheryl Lindmeier

	William Andrew Lindmeier and

Susan J. Lindmeier JTWROS

	Wells Fargo Bank, N.A. as Trustee

of the Donald M. Longlet Rev Tr

	Louis Lopez, MD

	Richard A. Lotti

	Jonathan K. Lubkert










	 
	Kenneth H. Lubkert and

Elizabeth R. Lubkert JTWROS

	Satyaprakash Makam

	Louis Manfredo and

Genevieve Manfredo JTWROS

	Carol A. Martin, Sole Trustee,

Martin Family Revocable Trust

	Lynne Martin and

Tevis P. Martin III

	Maverick Fund, L.D.C.

	Maverick Fund USA, Ltd.

	Maverick Fund II, Ltd.

	MaxBee Holding Company LLC

	Gary McCord

	Christopher W. McNeill

	John J. Mehalchin

	Jacob P. Mercer

	Mitsui & Co. Venture Partners II, LP

	Amir Motarjeme, Trustee, Amir

Motarjeme Profit Sharing Plan

FBO Amir Motarjeme

	Padmini Natarajan and

B. R. Natarajan JTWROS

	Fiserv ISS & Co. Cust

FBO Thomas P. Neslund IRA

	Thomas P. Neslund

	Hajime Oshita

	Marco Ovikian and

Catherine Ovikian, JTWROS

	Ashish Pal

	Tom Pardubeck

	Daryl L. Peterman

	Loyal M. Peterman, Jr.

	John N. Phillips

	Cassandra Piippo

	Pinnacle Investment Group, LLC

	Sridhar Prativadi

	Rolando E. Prieto

	Dave B. Radovich

	Robert K. Ranum

	Ambika Ravindran

	Redmile Capital, LP

	Redmile Ventures, LLC

	Redmile Capital Offshore, Ltd.

	Michael Reilly and Lisa Reilly

	Ronald Reuss and

Rita Reuss JTWROS

	Stacey Rickert

	Benjamin S. Rinkey

	Caleb Rivera

	Edward Todd Robbins

	Cecilia S. Roberts, Trustee

David K. Roberts Residuary Trust

	David K. Roberts

	Todd A. Roberts and

Debra D. Roberts












15









 







	 
	Peter Lars Runquist

	Paul W. Schaffer

	James W. Schlesing and

Dona Connelly

	Marc S. Schwartzberg

	Gary M. Scott and Malisa M. Scott,

Ttees of the Gary and Malisa Scott

Rev Trust

	R. Randolph Scott

	Gino J. Sedillo, MD

	David Shaskey

	Pamela Shaw and

James Shaw JTWROS

	Neil J. Sheehan

	Chiemsee Money Purchase Plan,

dtd 03/11/97, FBO Robert T.
Shepard

	Robert Shepard and Celia Shepard,

Ttees of the Shepard Family Trust

dated 2/1/99

	Harvinder Paul Singh, MD

	Kevin Spanier

	Kathleen A. Stauter

	Steven Mendelow, Trustee,

Teledata Financial Services Corp.

Profit Shar Plan

	Charles Schwab & Co., Inc. Cust

FBO Robert J. Thatcher IRA

	Kimberley J. Thomas and

A. Conrade Thomas JTWROS

	TMP, LLLP

	Top Medical Holding B.V.

	Leslie Trigg and Michael Trigg,

Trustees, Trigg Family Trust

	Edwin C. Tyska

	Hector J. Vasquez and

Sandra L. Vasquez

	Greg Vella and Michelle Vella,

Ttees, Greg Vella and Michelle

Vella Family Tr

	Chris Vieira

	Douglas A. Waldo, MD

	Joseph A. Wasselle and

Stacie Poole

	Charles Schwab & Co., Inc. Cust

FBO Burton M. Waxman IRA

	Wellspring Capital

	Wellspring Management, LLC

	Martin F. Whalen

	Fiserv ISS & Co. Cust

FBO Kimberly Williamson IRA

	Steven Wishnia

	Sharon T. Wooster
















16