Exhibit 99.1 West Announces First-Quarter 2025 Results, Increases Adjusted-Diluted EPS Guidance and Declares Third-Quarter 2025 Dividend - Conference Call Scheduled for 9 a.m. EDT Today - Exton, PA, April 24, 2025 – West Pharmaceutical Services, Inc. (NYSE: WST) today announced its financial results for the first-quarter 2025 and declared a third-quarter 2025 dividend. First-Quarter 2025 Summary (comparisons to prior-year period) Eric M. Green, President, Chief Executive Officer and Chair of the Board, comm ...