-----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, FbHs15jaymlanN7SDbN1dgo2/3ujq2/GbIM/LvyCzwa+LCBnJO9dJMGKz1zmdTWF JXfqv3baiimiqVw1lyxwBA== 0000888002-07-000363.txt : 20070213 0000888002-07-000363.hdr.sgml : 20070213 20070213151056 ACCESSION NUMBER: 0000888002-07-000363 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20070213 DATE AS OF CHANGE: 20070213 GROUP MEMBERS: ALLIANCEBERNSTEIN L.P. GROUP MEMBERS: AXA GROUP MEMBERS: AXA ASSURANCES I.A.R.D. MUTUELLE GROUP MEMBERS: AXA ASSURANCES VIE MUTUELLE GROUP MEMBERS: AXA COURTAGE ASSURANCE MUTUELLE GROUP MEMBERS: AXA-EQUITABLE LIFE INSURANCE COMPANY SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: DEXCOM INC CENTRAL INDEX KEY: 0001093557 STANDARD INDUSTRIAL CLASSIFICATION: SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841] IRS NUMBER: 000000000 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-81357 FILM NUMBER: 07609154 BUSINESS ADDRESS: STREET 1: 5555 OBERLIN DRIVE CITY: SAN DIEGO STATE: CA ZIP: 92121 BUSINESS PHONE: 8582000200 MAIL ADDRESS: STREET 1: 5555 OBERLIN DRIVE CITY: SAN DIEGO STATE: CA ZIP: 92121 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: AXA FINANCIAL INC CENTRAL INDEX KEY: 0000888002 STANDARD INDUSTRIAL CLASSIFICATION: LIFE INSURANCE [6311] IRS NUMBER: 133623351 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 1290 AVENUE OF THE AMERICAS CITY: NEW YORK STATE: NY ZIP: 10104 BUSINESS PHONE: 2125541234 MAIL ADDRESS: STREET 1: 1290 AVENUE OF THE AMERICAS CITY: NEW YORK STATE: NY ZIP: 10104 FORMER COMPANY: FORMER CONFORMED NAME: EQUITABLE COMPANIES INC DATE OF NAME CHANGE: 19950721 SC 13G 1 dxcm1231_e.txt EXHIBIT I JOINT FILING AGREEMENT ---------------------- Each of the undersigned hereby agrees that the Schedule 13G filed herewith is filed jointly, pursuant to Rule 13d-1(f)(1) of the Securities Exchange Act of 1934, as amended on behalf of each of them. Dated: February 14, 2007 AXA Financial, Inc. BY: /s/ Alvin H. Fenichel ----------------------------------------- Alvin H. Fenichel Senior Vice President and Controller AXA Assurances I.A.R.D. Mutuelle; AXA Assurances Vie Mutuelle; AXA Courtage Assurance Mutuelle, as a group, and AXA Signed on behalf of each of the above entities BY: /s/ Alvin H. Fenichel ----------------------------------------- Alvin H. Fenichel Attorney-in-Fact (Executed pursuant to Powers of Attorney) EX-24 2 dxcm1231_c.txt JOINT FILING AGREEMENT February 14, 2007 Filer Support Securities and Exchange Commission 6432 General Green Way Alexandria, VA 22312 Re: Schedule 13G DEXCOM INC As of: December 31, 2006 Ladies and Gentlemen: In accordance with Section 13(d) of the Securities Exchange Act of 1934 (the "Exchange Act"), attached is an initial Schedule 13G for the above named company showing beneficial ownership of five percent or more, but less than ten percent, as of December 31, 2006 This Schedule 13G is being filed jointly, pursuant to Rule 13d-1(f)(1) of the Exchange Act, on behalf of AXA Financial, Inc.; three French mutual insurance companies, AXA Assurances I.A.R.D. Mutuelle, AXA Assurances Vie Mutuelle, and AXA Courtage Assurance Mutuelle (collectively, the "Mutuelles AXA"), as a group; AXA; and their subsidiaries. If you have any questions about this filing, please contact Dean Dubovy at (212) 314-5528. Very truly yours, /s/ Alvin H. Fenichel Alvin H. Fenichel Senior Vice President and Controller AXA Financial Inc. 1290 Avenue of the Americas New York, New York 10104 DEXCOM INC cc: 5555 Oberlin Drive San Diego, CA 92121 -----END PRIVACY-ENHANCED MESSAGE-----