Communicators

January 17, 2024, (VANCOUVER) OceanaGold Corporation (TSX:OGC, OTCQX:OCANF) (“OceanaGold” or the “Company”) - https://www.commodity-tv.com/ondemand/companies/profil/oceanagold-corp/ - will release its operational and financial results for the fourth quarter and year ending December 31, 2023, after market close on Wednesday February 21, 2024. The results will be made available on the Company’s website at www.oceanagold.com.   

Senior management will host a conference call / webcast to discuss the results on Thursday February 22, 2024, at 9:00 am Eastern Time.

Webcast Details:

To register, please copy and paste the link into your browser: https://app.webinar.net/DomxryArMVk

Conference Call Details:

Toll-free North America: +1 888-390-0546

Toronto: +1 416-764-8688

Australia: 1800-076-068

If you are unable to attend the call, a recording will be made available on the Company’s website.

About OceanaGold

OceanaGold is a growing intermediate gold and copper producer committed to safely and responsibly maximizing the generation of Free Cash Flow from our operations and delivering strong returns for our shareholders. We have a portfolio of four operating mines: the Haile Gold Mine in the United States of America; Didipio Mine in the Philippines; and the Macraes and Waihi operations in New Zealand.

For further information please contact:

Investor Relations:

Rebecca Harris, Director, Investor Relations

Tel: +1 604-678-4095

ir@oceanagold.com

In Europe:

Swiss Resource Capital AG

Jochen Staiger & Marc Ollinger

info@resource-capital.ch

www.resource-capital.ch