<SEC-DOCUMENT>0001193125-21-336744-index.html : 20211122
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<ACCEPTANCE-DATETIME>20211122160232
ACCESSION NUMBER:		0001193125-21-336744
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20211122
DATE AS OF CHANGE:		20211122
EFFECTIVENESS DATE:		20211122

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DEXCOM INC
		CENTRAL INDEX KEY:			0001093557
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				330857544
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-261265
		FILM NUMBER:		211432504

	BUSINESS ADDRESS:	
		STREET 1:		6340 SEQUENCE DRIVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		8582000200

	MAIL ADDRESS:	
		STREET 1:		6340 SEQUENCE DRIVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
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<TEXT>
Document 1 - file: d260805ds3asr.htm

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<FILENAME>d260805dex44.htm
<DESCRIPTION>EX-4.4
<TEXT>
Document 2 - file: d260805dex44.htm

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<FILENAME>d260805dex45.htm
<DESCRIPTION>EX-4.5
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Document 3 - file: d260805dex45.htm

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<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>4
<FILENAME>d260805dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 4 - file: d260805dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>d260805dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 5 - file: d260805dex231.htm

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<FILENAME>g260805g01s10.jpg
<DESCRIPTION>GRAPHIC
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Document 6 - file: g260805g01s10.jpg

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Document 7 - file: g260805g04d55.jpg

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<FILENAME>g260805g24v69.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g260805g24v69.jpg

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<SEQUENCE>9
<FILENAME>g260805g37d88.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g260805g37d88.jpg

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