IQVIA HOLDINGS INC COM USD0.01 revenue for the last year amounted to 15.40 B USD, the most of which — 8.53 B USD — came from its highest performing source at the moment, Research and Development Solutions, the year earlier bringing 8.39 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought IQVIA HOLDINGS INC COM USD0.01 6.47 B USD, and the year before that — 6.74 B USD.