The group pumped at a rate of 12,126 barrels daily (bbl/day) on average through the month, up from 12,020 bbl/day in October.
By field, the output from Timan-Pechora was 2,246 bbl/day, West Siberia 9,457 bbl/day, and for NPEC it was 423 bbl/day.
Exillon has still to post accounts for the 2018 financial year and started a process to delist from the LSE’s main market alongside a tender offer to buy back up to 25% of its shares in issue.
The shares remain suspended pending completion of the accounts.
In April, the group said certain transactions had been identified where the status of the counterparties and the nature of the transactions required further review and analysis.