DEXCOM INC COM USD0.001 revenue for the last year amounted to 4.03 B USD, the most of which — 3.43 B USD — came from its highest performing source at the moment, Distributor, the year earlier bringing 3.10 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought DEXCOM INC COM USD0.001 2.89 B USD, and the year before that — 2.63 B USD.