Exhibit 99.1 Fortrea Reports First Quarter 2024 Results For the three months ended March 31, 2024, from continuing operations: • Revenues of $662.1 million • GAAP net loss of$81.6 million • Adjusted EBITDA of $29.5 million • GAAP and adjusted diluted loss per share of$(0.91) and $(0.04), respectively • Book-to-bill ratio of 1.11x, resulting in >1.2x book-to-bill for the trailing nine months • Planned divestiture of assets relating to the Endpoint Clinical and Patient Access businesses on track DURHAM, N.C ...