Tullow Oil produced 77,000 barrels per day of oil in the first half, in line with expectations.
Kosmos Energy reported a net loss of $199 million for the second quarter of the year, with an adjusted net loss of $95mn.
Tullow Oil produced 77,700 barrels per day in the first half of the year, while the realised oil price was $52 per barrel.
Total has scrapped plans to buy assets that had belonged to Anadarko Petroleum in Ghana.
Tullow Oil has slashed spending in 2020 and set out major disposal plans in an attempt to weather the storm.
Tullow expects to report pre-tax impairments and exploration write-offs of around $1.5 billion for 2019, as a result of a lower oil price forecast and a reduction in 2P reserves at the TEN project, offshore Ghana.
Ghana has had a decidedly mixed couple of months, with a major offshore discovery offsetting problems at Tullow Oil and Aker Energy.
Tullow Oil chief executive Paul McDade and exploration director Angus McCoss have resigned with immediate effect as production expectations for 2020 and beyond have been slashed.
Kosmos Energy notched up $16 million in net income for the third quarter, while also celebrating a discovery offshore Equatorial Guinea.