DEXCOM INC — Director's Dealing 2017

Nov 20, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2017-11-20

Reporting Person: KAHN BARBARA (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-11-20	Common Stock	S	3000	$54.5757	Disposed	23095	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4353	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $54.54 to $54.63. 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.

F2: Shares are held by the Barbara Kahn TTEE Barbara Kahn Rev TRT DTD 6/26/96 & Robert Meyer TTEE Robert Meyer Rev Trst DTD 6/26/96, with respect to which the reporting person is a trustee.