DexCom Schedules Second Quarter Earnings Release and Conference Call for August 3, 2010

DexCom, Inc. (NASDAQ:DXCM) today announced that it plans to release its second quarter 2010 financial results after market close on Tuesday, August 3, 2010. Management will hold a conference call to review the company's second quarter 2010 performance starting at 4:30 p.m. (Eastern Time) on the same day. The conference call 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.

To listen to the conference call, please dial (800) 447-0521 (US/Canada) or (847) 413-3238 (International) and use the confirmation number "27580067" approximately five minutes prior to the start time.

About DexCom, Inc.

DexCom, Inc., headquartered in San Diego, California, is developing and marketing continuous glucose monitoring systems for ambulatory use by patients with diabetes and by healthcare providers in the hospital.