Marathon Oil Corp.

Marathon Oil Corp. has launched a conversion and remarketing of $600 million of sub-series A bonds which are part of the $1 billion St. John the Baptist, State of Louisiana Revenue Refunding Bonds Series 2017 issued and purchased by the company on December 18, 2017.

Assuming a successful remarketing of all of the Sub-Series 2017A Bonds, the company will continue to own the remaining $400 million of the 2017 Bonds and has the right to convert and remarket them to investors at any time up to the 2037 maturity date. The company will continue to be obligated to service the principal and interest payments associated with the $1 billion 2017 Bonds.