-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, S9Pe2iDqVUBqCMrq3hgcPhB8+V6aWxOkMQELDBOSMUBMdExNPPekXqTENHqYdKg0 CK3y/NIpQTqnDI6aN5/yUQ== 0000950005-06-000051.txt : 20060207 0000950005-06-000051.hdr.sgml : 20060207 20060207082653 ACCESSION NUMBER: 0000950005-06-000051 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060207 DATE AS OF CHANGE: 20060207 GROUP MEMBERS: ALTA CALIFORNIA MANAGEMENT PARTNERS, L.P. GROUP MEMBERS: ALTA CALIFORNIA PARTNERS, L.P. GROUP MEMBERS: ALTA EMBARCADERO PARTNERS, LLC GROUP MEMBERS: ALTA PARTNERS GROUP MEMBERS: GARRETT GRUENER GROUP MEMBERS: GUY NOHRA GROUP MEMBERS: JEAN DELEAGE SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: XCYTE THERAPIES INC CENTRAL INDEX KEY: 0001130166 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 911766850 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-80136 FILM NUMBER: 06583641 BUSINESS ADDRESS: STREET 1: 1124 COLUMBIA STREET SUITE 130 CITY: SEATTLE STATE: WA ZIP: 98104 BUSINESS PHONE: 2062626200 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: ALTA PARTNERS CENTRAL INDEX KEY: 0001060013 IRS NUMBER: 943238854 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: ONE EMBARCADERO CENTER STREET 2: STE 4050 CITY: SAN FRANCISCO STATE: CA ZIP: 94111 BUSINESS PHONE: 4153624022 MAIL ADDRESS: STREET 1: ONE EMBARCADERO CENTER STREET 2: STE 4050 CITY: SAN FRANCISCO STATE: CA ZIP: 94111 SC 13G 1 p19653_13g.txt SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (Amendment No. __)* UNDER THE SECURITIES EXCHANGE ACT OF 1934 XCYTE THERAPIES, INC. --------------------- (Name of Issuer) Common Stock ------------ (Title of Class of Securities) 98389F309 --------- (CUSIP Number) December 31, 2005 - -------------------------------------------------------------------------------- (Date of Event That Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: |_| Rule 13d-1(b) |X| Rule 13d-1(c) |_| Rule 13d-1(d) * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP No. 98389F309 Page 2 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Alta Partners - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization California - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 (5) Sole Voting Power -0- Number Of Shares Beneficially Owned (6) Shared Voting Power 1,567,929 By Each Reporting Please see Attachment A and Footnote 1 Person With (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.18% Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person IA - -------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! Footnote 1: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Please see Attachment A. CUSIP No. 98389F309 Page 3 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Alta California Partners, L. P. - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 Number Of Shares (5) Sole Voting Power -0- Beneficially Owned By Each Reporting (6) Shared Voting Power 1,567,929 Person With Please see Attachment A and Footnote 1 (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.18% Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person PN - -------------------------------------------------------------------------------- Footnote 1: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Please see Attachment A. CUSIP No. 98389F309 Page 4 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Alta California Management Partners, L.P. - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 Number Of Shares (5) Sole Voting Power -0- Beneficially Owned By Each Reporting (6) Shared Voting Power 1,567,929 Person With Please see Attachment A and Footnote 1 (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.18% Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person PN - -------------------------------------------------------------------------------- Footnote 1: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Please see Attachment A. CUSIP No. 98389F309 Page 5 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Alta Embarcadero Partners, LLC - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization California - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 Number Of Shares (5) Sole Voting Power -0- Beneficially Owned By Each Reporting (6) Shared Voting Power 1,567,929 Person With Please see Attachment A and Footnote 1 (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.18% Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person CO - -------------------------------------------------------------------------------- Footnote 1: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Please see Attachment A. CUSIP No. 98389F309 Page 6 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Jean Deleage - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization United States - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 Number Of Shares (5) Sole Voting Power 17,954 Beneficially Owned By Each Reporting (6) Shared Voting Power 1,567,929 Person With Please see Attachment A and Footnote 2 (7) Sole Dispositive Power 17,954 (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 2 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,585,883 Please see Attachment A and Footnote 2 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.25% Please see Attachment A and Footnote 2 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person IN - -------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! Footnote 2: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Mr. Deleage holds Stock Options for 17,954 shares of Common Stock. Please see Attachment A. CUSIP No. 98389F309 Page 7 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Garrett Gruener - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization United States - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 1 Number Of Shares (5) Sole Voting Power -0- Beneficially Owned By Each Reporting (6) Shared Voting Power 1,567,929 Person With Please see Attachment A and Footnote 1 (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,567,929 Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.18% Please see Attachment A and Footnote 1 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person IN - -------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! Footnote 1: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and 24,961 shares of Common Stock, and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. Please see Attachment A. CUSIP No. 98389F309 Page 8 of 14 Pages - -------------------------------------------------------------------------------- (1) Names of Reporting Persons. SS or I.R.S. Identification Nos. of Above Persons Guy Nohra - -------------------------------------------------------------------------------- (2) Check The Appropriate Box If A Member Of A Group (a) (b) X - -------------------------------------------------------------------------------- (3) SEC Use Only - -------------------------------------------------------------------------------- (4) Citizenship or Place of Organization United States - -------------------------------------------------------------------------------- Please see Attachment A and Footnote 3 Number Of Shares (5) Sole Voting Power -0- Beneficially Owned By Each Reporting (6) Shared Voting Power 1,533,462 Person With Please see Attachment A and Footnote 3 (7) Sole Dispositive Power -0- (8) Shared Dispositive Power 1,533,462 Please see Attachment A and Footnote 3 - -------------------------------------------------------------------------------- (9) Aggregate Amount Beneficially Owned By Each Reporting Person 1,533,462 Please see Attachment A and Footnote 3 - -------------------------------------------------------------------------------- (10) Check If The Aggregate Amount In Row (11) Excludes Certain Shares* - -------------------------------------------------------------------------------- (11) Percent Of Class Represented By Amount In Row (11) 6.04% Please see Attachment A and Footnote 3 - -------------------------------------------------------------------------------- (12) Type Of Reporting Person IN - -------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! Footnote 3: Includes 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P. Please see Attachment A. Item 1. (a) Name of Issuer: Xcyte Therapies, Inc. ("Issuer") (b) Address of Issuer's Principal Executive Offices: 1124 Columbia Street, Suite 130 Seattle, WA 98104 Item 2. (a) Name of Person Filing: Alta Partners ("AP") Alta California Partners, L.P. ("ACP") Alta California Management Partners, L.P. ("ACMP") Alta Embarcadero Partners, LLC ("AEP") Jean Deleage ("JD") Garrett Gruener ("GG") Guy Nohra ("GN") (b) Address of Principal Business Office: One Embarcadero Center, Suite 4050 San Francisco, CA 94111 (c) Citizenship/Place of Organization: Entities: AP California ACP Delaware ACMP Delaware AEP California Individuals: JD United States GG United States GN United States (d) Title of Class of Securities: Common Stock (e) CUSIP Number: 98389F309 Item 3. Not applicable. Item 4 Ownership. Please see Attachment A - ------- ------------------ ----------- ----------- ------------ ----------- AP ACP ACMP AEP - ------- ------------------ ----------- ----------- ------------ ----------- (a) Beneficial 1,567,929 1,567,929 1,567,929 1,567,929 Ownership - ------- ------------------ ----------- ----------- ------------ ----------- (b) Percentage of 6.18% 6.18% 6.18% 6.18% Class - ------- ------------------ ----------- ----------- ------------ ----------- (c) Sole Voting Power -0- -0- -0- -0- - ------- ------------------ ----------- ----------- ------------ ----------- Shared Voting 1,567,929 1,567,929 1,567,929 1,567,929 Power - ------- ------------------ ----------- ----------- ------------ ----------- Sole Dispositive -0- -0- -0- -0- Power - ------- ------------------ ----------- ----------- ------------ ----------- Shared 1,567,929 1,567,929 1,567,929 1,567,929 Dispositive Power - ------- ------------------ ----------- ----------- ------------ ----------- JD GG GN - ------- ------------------ ----------- ----------- ------------ ----------- (a) Beneficial 1,585,883 1,567,929 1,533,462 Ownership - ------- ------------------ ----------- ----------- ------------ ----------- (b) Percentage of 6.25% 6.18% 6.04% Class - ------- ------------------ ----------- ----------- ------------ ----------- (c) Sole Voting Power 17,954 -0- -0- - ------- ------------------ ----------- ----------- ------------ ----------- Shared Voting 1,567,929 1,567,929 1,533,462 Power - ------- ------------------ ----------- ----------- ------------ ----------- Sole Dispositive 17,954 -0- -0- Power - ------- ------------------ ----------- ----------- ------------ ----------- Shared 1,567,929 1,567,929 1,533,462 Dispositive Power - ------- ------------------ ----------- ----------- ------------ ----------- Item 5. Ownership of Five Percent or Less of a Class Not Applicable. Item 6. Ownership of More than Five Percent on Behalf of Another Person Not applicable. Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company. Not applicable. Item 8. Identification and Classification of Members of the Group No reporting person is a member of a group as defined in Section 240.13d-1(b)(1)(ii)(H) of the Act. Item 9. Notice of Dissolution of Group Not applicable. Item 10. Certification By signing below we certify that, to the best of our knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. EXHIBITS A: Joint Filing Statement SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 3, 2006 ALTA PARTNERS ALTA CALIFORNIA PARTNERS, L.P. By: Alta California Management Partners, L.P. By: /s/ Jean Deleage By: /s/ Jean Deleage ------------------------------------ ----------------------------- Jean Deleage, President Jean Deleage, General Partner ALTA CALIFORNIA MANAGEMENT PARTNERS, L.P. ALTA EMBARCADERO PARTNERS, LLC By: /s/ Jean Deleage By: /s/ Jean Deleage ------------------------------------ ----------------------------- Jean Deleage, General Partner Jean Deleage, Member /s/ Jean Deleage /s/ Guy Nohra ------------------------------------ ----------------------------- Jean Deleage Guy Nohra /s/ Garrett Gruener ------------------------------------ Garrett Gruener EXHIBIT A AGREEMENT OF JOINT FILING Date: February 3, 2006 SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. ALTA PARTNERS ALTA CALIFORNIA PARTNERS, L.P. By: Alta California Management Partners, L.P. By: /s/ Jean Deleage By: /s/ Jean Deleage ------------------------------------ ----------------------------- Jean Deleage, President Jean Deleage, General Partner ALTA CALIFORNIA MANAGEMENT PARTNERS, L.P. ALTA EMBARCADERO PARTNERS, LLC By: /s/ Jean Deleage By: /s/ Jean Deleage ------------------------------------ ----------------------------- Jean Deleage, General Partner Jean Deleage, Member /s/ Jean Deleage /s/ Guy Nohra ------------------------------------ ----------------------------- Jean Deleage Guy Nohra /s/ Garrett Gruener ------------------------------------ Garrett Gruener Attachment A Alta Partners provides investment advisory services to several venture capital funds including Alta California Partners, L.P. and Alta Embarcadero Partners, LLC. Alta California Partners, L.P. beneficially owns 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock). Alta Embarcadero Partners, LLC beneficially owns 24,961 shares of Common Stock and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock). The respective general partners and members of Alta California Partners, L.P. and Alta Embarcadero Partners, LLC exercise sole voting and investment power with respect to the shares owned by such funds. Certain principals of Alta Partners are general partners of Alta California Management Partners, L.P. (which is a general partner of Alta California Partners, L.P.) and members of Alta Embarcadero Partners, LLC. As general partners and members of such entities, they may be deemed to share voting and investment power over the shares held by such funds. The principals of Alta Partners disclaim beneficial ownership of all such shares held by the foregoing funds, except to the extent of their proportionate pecuniary interests therein. Mr. Jean Deleage, Director, is a general partner of Alta California Management Partners, L.P. (which is the general partner of Alta California Partners, L.P.) and a member of Alta Embarcadero Partners, LLC. Thus he currently shares voting and dispositive powers over the 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and the 24,961 shares of Common Stock and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. He disclaims beneficial ownership of all such shares held by the foregoing funds except to the extent of his proportionate pecuniary interests therein. He holds Stock Options for 17,954 shares of Common Stock; 5,454 shares of Common Stock granted 11/15/1996 which were fully vested on 11/15/2001 and will expire on 11/15/2006, and 12,500 shares of Common Stock granted 6/17/2005, which vest 1/24th per month and will expire on 6/17/2015. Mr. Garrett Gruener is a general partner of Alta California Management Partners, L.P. (which is the general partner of Alta California Partners, L.P.) and a member of Alta Embarcadero Partners, LLC. Thus he currently shares voting and dispositive powers over the 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P., and the 24,961 shares of Common Stock and 2,234 shares of Convertible Exchangeable Preferred Stock (convertible into 9,506 shares of Common Stock) beneficially owned by Alta Embarcadero Partners, LLC. He disclaims beneficial ownership of all such shares held by the foregoing funds except to the extent of his proportionate pecuniary interests therein. Mr. Guy Nohra is a general partner of Alta California Management Partners, L.P. (which is the general partner of Alta California Partners, L.P.). Thus he currently shares voting and dispositive powers over the 1,117,439 shares of Common Stock and 97,766 shares of Convertible Exchangeable Preferred Stock (convertible into 416,023 shares of Common Stock) beneficially owned by Alta California Partners, L.P. He disclaims beneficial ownership of all such shares held by the foregoing funds except to the extent of his proportionate pecuniary interests therein. Alta Partners is a venture capital firm with an office in San Francisco. Alta Partners is California Corporation. Alta California Partners, L.P. is a Delaware Limited Partnership, and Alta Embarcadero Partners, LLC is a California Limited Liability Company. -----END PRIVACY-ENHANCED MESSAGE-----