DEXCOM INC 10-Q

ITEM 5 - OTHER INFORMATION None. 74 Table of Contents ITEM 6 - EXHIBITS The following exhibits are filed as a part of this Quarterly Report. Incorporated by Reference Exhibit Number Exhibit Description Form File No. Date of First Filing Exhibit Number Provided Herewith 10.01 First Amendment to Amended and Restated Credit Agreement by and among DexCom, Inc., the Lenders, and JPMorgan Chase Bank as Administrative Agent, dated May 11, 2020 X 31.01 Certification of Chief Executive Officer Pursuant to Securities Exchange Act Rule 13a-14(a). — — — — X 31.02 Certification of Chief Financial Officer Pursuant to Securities Exchange Act Rule 13a-14(a). — — — — X 32.01 Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350 and Securities Exchange Act Rule 13a-14(b).* — — — — X 32.02 Certification of Chief Financial Officer Pursuant to 18 U.S.C. Section 1350 and Securities Exchange Act Rule 13a-14(b).* — — — — X 101.INS XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document X 101.SCH Inline XBRL Taxonomy Extension Schema Document X 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document X 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document X 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document X 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document X 104 Cover Page Interactive Data File - the cover page from the Registrant’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2020 is formatted in Inline XBRL X * This certification is not deemed “filed” for purposes of Section 18 of the Securities Exchange Act, or otherwise subject to the liability of that section. Such certification will not be deemed to be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934, except to the extent that DexCom specifically incorporates it by reference. 75 Table of Contents SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. DEXCOM, INC. (Registrant) Dated: July 28, 2020 By: /s/ KEVIN R. SAYER Kevin R. Sayer, Chairman of the Board of Directors, President and Chief Executive Officer (Principal Executive Officer) Dated: July 28, 2020 By: /s/ QUENTIN S. BLACKFORD Quentin S. Blackford, Chief Operating Officer and Chief Financial Officer (Principal Financial Officer) 76