DEXCOM INC — Director's Dealing 2016

Dec 16, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2016-12-14

Reporting Person: ROPER JESS (SVP, CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-12-14	Common Stock	S	2442	$64.1357	Disposed	15797	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	55976	Direct

Footnotes

F1: On November 04, 2016, Mr. Roper adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Roper. The shares set forth above were sold pursuant to the 10b5-1 Plan.

F2: This transaction was executed in multiple trades at prices ranging from $63.68 to $64.89. 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 issuer full information regarding the number of shares and prices at which the transactions were effected.

F3: Shares are held by the LJR Family Trust U/T/A DTD 08/08/2013, with respect to which the reporting person is a trustee.