DEXCOM INC — Director's Dealing 2016

Aug 24, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DEXCOM INC (DXCM)
CIK: 0001093557
Period of Report: 2016-08-22

Reporting Person: GREGG TERRANCE H (Director, Executive Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-08-22	Common Stock	S	10000.0	$90.5108	Disposed	106622	Indirect
2016-08-23	Common Stock	S	10000.0	$91.1115	Disposed	96622	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	451486	Direct
Common Stock	11461	Indirect

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $90.30 and $91.01. 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 Gregg Family Trust U/A/D 12/23/1998, with respect to which the reporting person is a trustee.

F3: This transaction was executed in multiple trades at prices ranging from $90.23 to $92.11. 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.