IQVIA HOLDINGS INC revenue for the last year amounted to 14.88 B EUR, the most of which — 8.24 B EUR — came from its highest performing source at the moment, Research and Development Solutions, the year earlier bringing 7.61 B EUR. The greatest contribution to the revenue figure was made by United States — last year it brought IQVIA HOLDINGS INC 6.25 B EUR, and the year before that — 6.11 B EUR.