Alamos Gold Files Technical Report for the Island Gold District Expansion

TORONTO, March 20, 2026 (GLOBE NEWSWIRE) - Alamos Gold Inc. ( TSX:AGI; NYSE:AGI ) (“Alamos” or the “Company”) today announced that it has filed a technical report for the Expansion Study completed on the Island Gold District operation, located in Ontario, Canada. The report was prepared in accordance with National Instrument 43-101 – Standards for Disclosure for Mineral Projects and supports the disclosure outlined in Alamos’ news release dated February 3, 2026. The report is available on the Alamos website at www.alamosgold.com and will be available under the Company’s profile on SEDAR+ at www.sedarplus.ca and EDGAR at www.sec.gov . About Alamos Alamos is a Canadian-based intermediate gold producer with diversified production from three operations in North America. This includes the Island Gold District and Young-Davidson mine in northern Ontario, Canada, and the Mulatos District in Sonora State, Mexico. Additionally, the Company has a strong portfolio of growth projects including