 RESEARCH TRIANGLE PARK, N.C.--BUSINESS WIRE--IQVIA Holdings Inc. IQVIA NYSE:IQV will announce its first-quarter 2021 financial results before the market opens on Thursday, April 22, 2021. The IQVIA management team will also host a conference call and webcast at 9:00 a.m. Eastern Time on that date. The earnings release and accompanying financial information will be posted on the IQVIA Investor Relations website at To listen to the event and view the presentation slid 