DEXCOM INC — Director's Dealing 2013

Dec 13, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2013-12-12

Reporting Person: AUGUSTINOS NICHOLAS (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-12-12	Common Stock	S	11321.0	$34.4046	Disposed	11130	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $34.40 to $34.435. The price above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issurer full information regarding the number of shares and prices at which the transactions were effected.

F2: Included in this number are 11,130 unvested restricted stock units, which were granted on May 31, 2013 and shall vest through May 31, 2014.