InterOil was the subject of a US$2.2 billion takeover offer by Oil Search in late May, and a superior offer of US$2.5 billion by ExxonMobil in late June.

Total, which is the operator of and largest equity holder in Elk-Antelope, had been poised to acquire part of InterOil's assets through a separate agreement with Oil Search.

All three companies were motivated by InterOil's interest in the Elk-Antelope field.

ExxonMobil’s