Exhibit 99.1 IQVIA Reports First-Quarter 2024 Results • Revenue of $3,737 million • GAAP Net Income of $288 million, Adjusted EBITDA of $862 million • GAAP Diluted Earnings per Share of $1.56, Adjusted Diluted Earnings per Share of $2.54 • R&D Solutions quarterly bookings of $2.6 billion, representing a book-to-bill ratio of 1.23x • R&D Solutions contracted backlog of $30.1 billion, up 7.9 percent year-over-year RESEARCH TRIANGLE PARK, N.C. – (BUSINESS WIRE) – May 2, 2024 – IQVIA Holdings Inc. (“IQVIA”) (NY ...