SAN DIEGO--(BUSINESS WIRE)--DexCom, Inc. (NASDAQ:DXCM) today announced that Steven R. Pacelli, Chief Administrative Officer, will present an update on DexCom at the William Blair & Company 30th Annual Growth Stock Conference in Chicago, on Tuesday, June 15, 2010 at 4:10 pm (CDT). The presentation, which will occur live at the Four Seasons Hotel in Chicago, will be concurrently webcast. The link to the webcast will be available on the DexCom, Inc. website at www.dexcom.com under the investor relations, events and webcast section, and will be archived for future reference.