Exhibit 99.1 Quest Diagnostics Reports Fourth Quarter and Full Year 2024 Financial Results; Provides Guidance for Full Year 2025; Increases Quarterly Dividend 6.7% to $0.80 Per Share SECAUCUS, N.J., January 30, 2025 -- Quest Diagnostics Incorporated (NYSE: DGX), a leading provider of diagnostic information services, announced today financial results for the fourth quarter and full year ended December 31, 2024. "In the fourth quarter, we delivered impressive revenue growth of nearly 15%, including approximat ...