Attached files

file filename
EX-31.05 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER - DEXCOM INCd352028dex3105.htm
EX-10.26 - RESEARCH AND DEVELOPMENT AGREEMENT - DEXCOM INCd352028dex1026.htm
10-K/A - AMENDMENT NO. 2 ON FORM 10-K - DEXCOM INCd352028d10ka.htm

Exhibit 31.06

CERTIFICATION OF CHIEF FINANCIAL OFFICER

PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

I, Jess Roper, certify that:

1. I have reviewed this Form 10-K/A of DexCom, Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

 

Date: May 14, 2012

    By:  

/S/     JESS ROPER        

      Jess Roper
      Chief Financial Officer