Oslo, 31 May 2019

Highlights in the quarter

Subsequent events

See attached quarterly report for further information.

For further reference, please find attached three additional documents with more information about the three concessions that Interoil recently acquired in Argentina and an overview of unconventional development in Argentina.

Please direct any further questions to: ir@interoil.no.

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Interoil Exploration and Production ASA is a Norwegian based exploration and production company - listed on the Oslo Stock Exchange - with focus on Latin America. The Company is operator of several production and exploration assets in Colombia. Interoil currently employs approximately 50 people and is headquartered in Oslo.

This information is subject to the disclosure requirements pursuant to Section 5-12 the Norwegian Securities Trading Act

Attachments