Exhibit 99.1 Media Contacts: Karissa Peer Investor Contacts: Jennifer Halchak (614) 314-8094 (201) 275-2711 Kate Vossen Renee McKnight (732) 675-8448 (551) 204-6129 Organon Reports Results for the First Quarter Ended March 31, 2024 Jersey City, N.J., May 2, 2024 – Organon (NYSE: OGN) today announced its results for the first quarter ended March 31, 2024. "We entered this year with a clear focus: to deliver our 2024 financial targets while staying true to our mission of improving the health of women, and the ...