-----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, POEJbSiueqejjWEMVrtRKgVNJH98617qMe4TOuF2i/VORcuVlPA48i151G1PLXgS Prjy1Dvghg35jTFp03aTmA== 0000950149-00-000301.txt : 20000215 0000950149-00-000301.hdr.sgml : 20000215 ACCESSION NUMBER: 0000950149-00-000301 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20000214 GROUP MEMBERS: A. GRANT HEIDRICH, III GROUP MEMBERS: F. GIBSON MYERS, JR. GROUP MEMBERS: KEVIN A. FONG GROUP MEMBERS: MAYFIELD ASSOCIATES FUND GROUP MEMBERS: MAYFIELD VI INVESTMENT PARTNERS GROUP MEMBERS: MAYFIELD VI MANAGEMENT PARTNERS GROUP MEMBERS: MICHAEL J. LEVINTHAL GROUP MEMBERS: WENDELL G. VAN AUKEN, III GROUP MEMBERS: WILLIAM D. UNGER SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: SPECTRALINK CORP CENTRAL INDEX KEY: 0000894268 STANDARD INDUSTRIAL CLASSIFICATION: RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663] IRS NUMBER: 841141188 STATE OF INCORPORATION: CO FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: SEC FILE NUMBER: 005-48227 FILM NUMBER: 544053 BUSINESS ADDRESS: STREET 1: 5755 CENTRAL AVENUE STREET 2: SUITE 202E CITY: BOULDER STATE: CO ZIP: 80301 BUSINESS PHONE: 3034405330 MAIL ADDRESS: STREET 1: 5755 CENTRAL AVENUE STREET 2: SUITE 202E CITY: BOULDER STATE: CO ZIP: 80301 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: MAYFIELD VI INVESTMENT PARTNERS CENTRAL INDEX KEY: 0000826902 STANDARD INDUSTRIAL CLASSIFICATION: [] IRS NUMBER: 943060511 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: C/O MAYFIELD FUND STREET 2: 2800 SAND HILL ROAD CITY: MENLO PARK STATE: CA ZIP: 94025 BUSINESS PHONE: 4158545560 MAIL ADDRESS: STREET 1: C/O MAYFIELD FUND STREET 2: 2800 SAND HILL ROAD CITY: MENLO PARK STATE: CA ZIP: 94025 SC 13G/A 1 SCHEDULE 13G, AMENDMENT #3 1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b) (Amendment No. 3)(1) Spectralink Corporation (Name of Issuer) Common Stock, par value $.01 per share (Title of Class of Securities) 847580107 (CUSIP Number) December 31, 1999 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [ ] Rule 13d-1(c) [X] Rule 13d-1(d) (1) 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). 2 CUSIP NO. 847580107 13G PAGE 2 OF 16 PAGES --------------------- ----- ----- (1) NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) MAYFIELD VI INVESTMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP --------------------------------------------------------------------- (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 --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF -0- SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 876,379 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH -0- -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 876,379 -------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 876,379 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES* [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 4.7% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* PN --------------------------------------------------------------------- 3 CUSIP NO. 847580107 13G PAGE 3 OF 16 PAGES --------------------- ----- ----- (1) NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) MAYFIELD VI MANAGEMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP --------------------------------------------------------------------- (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 --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF -0- SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 876,379 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH -0- -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 876,379 -------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 876,379 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES* [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 4.7% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* PN --------------------------------------------------------------------- 4 CUSIP No. 847580107 13G Page 4 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) MAYFIELD ASSOCIATES FUND, A CALIFORNIA LIMITED PARTNERSHIP --------------------------------------------------------------------- (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 --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF -0- SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 30,612 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH -0- -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 30,612 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 30,612 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.2% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON PN --------------------------------------------------------------------- 5 CUSIP No. 847580107 13G Page 5 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) F. GIBSON MYERS, JR. --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 121,805 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 121,805 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,028,796 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.5% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 6 CUSIP No. 847580107 13G Page 6 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) KEVIN A. FONG --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 75,543 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 75,543 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 982,534 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.2% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 7 CUSIP No. 847580107 13G Page 7 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) WILLIAM D. UNGER --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 76,780 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 76,780 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 983,771 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.3% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 8 CUSIP No. 847580107 13G Page 8 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) WENDELL G. VAN AUKEN, III --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 30,722 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 30,722 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 937,713 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.0% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 9 CUSIP No. 847580107 13G Page 9 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) MICHAEL J. LEVINTHAL --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 76,780 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 76,780 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 983,771 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.3% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 10 CUSIP No. 847580107 13G Page 10 of 16 Pages. --------------------- ----- ----- (1) NAMES OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) A. GRANT HEIDRICH, III --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 91,355 SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 906,991 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 91,355 -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 906,991 --------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 998,346 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.3% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON IN --------------------------------------------------------------------- 11 ITEM 1. (a) NAME OF ISSUER: Spectralink Corporation (b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: 5755 Central Avenue Boulder, CO 80301 ITEM 2. (a) NAME OF PERSONS FILING: Mayfield VI Investment Partners, a California Limited Partnership Mayfield VI Management Partners, a California Limited Partnership Mayfield Associates Fund, a California Limited Partnership Kevin A. Fong Wendell G. Van Auken, III A. Grant Heidrich, III F. Gibson Myers, Jr. William D. Unger Michael J. Levinthal (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE: c/o Mayfield Fund 2800 Sand Hill Road Menlo Park, CA 94025 (c) CITIZENSHIP: The entities listed in Item 2(a) are California Limited Partnerships. The individuals listed in Item 2(a) are U.S. citizens. (d) TITLE OF CLASS OF SECURITIES: Common Stock, par value $.01 per share (e) CUSIP NUMBER: 847580107 Page 11 of 16 pages. 12 ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR 13d-2(b), CHECK WHETHER THE PERSON FILING IS A: Not applicable ITEM 4. OWNERSHIP The information regarding ownership as set forth in Items 5-9 of Pages 2-10 hereto, is hereby incorporated by reference. For a summary of total ownership by all Reporting Persons, see Exhibit 2 hereto. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ]. 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 Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP Not applicable. ITEM 10. CERTIFICATION Not applicable. Page 12 of 16 pages. 13 SIGNATURES 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 14, 2000 MAYFIELD VI INVESTMENT PARTNERS A California Limited Partnership By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Authorized Signatory MAYFIELD VI MANAGEMENT PARTNERS A California Limited Partnership By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Authorized Signatory MAYFIELD ASSOCIATES FUND A California Limited Partnership By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Authorized Signatory F. GIBSON MYERS, JR. By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact KEVIN A. FONG By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact WILLIAM D. UNGER By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact WENDELL G. VAN AUKEN, III By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact Page 13 of 16 pages. 14 MICHAEL J. LEVINTHAL By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact A. GRANT HEIDRICH, III By: /s/ George A. Pavlov ------------------------------------------- George A. Pavlov, Attorney In Fact Page 14 of 16 pages. 15 EXHIBIT 1 Exhibit 1- "Statement Appointing Designated Filer and Authorized Signatory" is hereby incorporated by reference to Exhibit B to the Statement on Schedule 13G dated February 10, 1997. Page 15 of 16 pages. 16 EXHIBIT 2
NUMBER OF SHARES NUMBER OF SHARES PERCENT OF CLASS NAME OF REPORTING PERSON (DIRECT) (4) (INDIRECT) BENEFICIALLY OWNED(1) - ----------------------------------------------- ---------------- ---------------- --------------------- Mayfield VI Investment Partners, 876,379(2) -0- 4.7% a California Limited Partnership Mayfield VI Management Partners, a California -0- 876,379(2) 4.7% Limited Partnership Mayfield Associates Fund, a California Limited 30,612 -0- 0.2% Partnership F. Gibson Myers, Jr. 121,805 906,991(3) 5.5% Kevin A. Fong 75,543 906,991(3) 5.2% William D. Unger 76,780 906,991(3) 5.3% Wendell G. Van Auken, III 30,722 906,991(3) 5.0% Michael J. Levinthal 76,780 906,991(3) 5.3% A. Grant Heidrich, III 91,355 906,991(3) 5.3% Total 1,379,976 7.4%
(1) The respective percentages set forth in this column were obtained by dividing the number of shares by the aggregate number of outstanding shares of Common Stock as reported in the Issuer's Form 10-Q for the quarter ended September 30, 1999. (2) Represents shares held of record by Mayfield VI Investment Partners, of which Mayfield VI Management Partners is the sole General Partner. (3) Includes 876,379 shares held by Mayfield VI Investment Partners and 30,612 shares held by Mayfield Associates Fund. The individual Reporting Persons listed are General Partners of Mayfield VI Management Partners, which is the General Partner of Mayfield VI Investment Partners. The individual Reporting Persons, except for Mr. Fong, are also General Partners of Mayfield Associates Fund. Mr. Fong is a limited partner of Mayfield Associates Fund. The individual Reporting Persons may be deemed to have shared voting and dispositive power over the shares which are or may be deemed to be beneficially owned by Mayfield VI Investment Partners and Mayfield Associates Fund but disclaim such beneficial ownership. (4) Each individual Reporting Person expressly disclaims that he is the beneficial owner of any shares which are held by any other individual Reporting Person in his individual capacity. Shares held directly by the individual Reporting Persons, other than Mr. Heidrich and than 18,255 shares held by Mr. Myers, are held by them as trustee. Page 16 of 16 pages. -----END PRIVACY-ENHANCED MESSAGE-----