DexCom, Inc. (NASDAQ:DXCM) today announced that Terrance Gregg, President and Chief Executive Officer, will present an update on DexCom at the Canaccord Adams Diabetes & Obesity Conference in San Francisco on Friday, June 6, 2008, at 10:00 a.m. (PDT). The presentation, which will occur live at the Hotel Nikko San Francisco, will be concurrently webcast. The link to the webcast will be available on the DexCom, Inc. website at www.dexcom.com under the investor webcast section and will be archived for future reference.

About DexCom, Inc.

DexCom, Inc., headquartered in San Diego, California, is developing and marketing continuous glucose monitoring systems for people with diabetes.

DexCom, Inc.
Steven R. Pacelli
Senior Vice President of Corporate Affairs
(858) 200-0200