9 September 2020 

Mosman Oil and Gas Limited

 ("Mosman" or the "Company")

Warrant Exercise

Mosman Oil and Gas Limited (AIM: MSMN) the oil exploration, development, and production company, announces that it has received notification to exercise warrants over a total of 56,250,000 new Ordinary Shares of no par value in the share capital of the Company (the 'Warrant Shares') at a price of 0.15 pence per share.

The funds from the exercise of the warrants of circa AUD 155,000 will be added to Mosman's existing cash reserves, while the immediate focus remains on drilling and workovers.

Total Voting Rights

Application will be made to the London Stock Exchange plc for 56,250,000 new Ordinary Shares to be admitted to trading on the AIM market ("Admission") with Admission expected to occur on or around 15 September 2020. The new Ordinary Shares will rank pari passu in all respects with the existing Ordinary Shares including the right to receive any dividend or other distribution thereafter declared, made or paid. There are no Ordinary Shares held in treasury. Following Admission of the 56,250,000 new Ordinary Shares the total number of voting rights in the Company will be 1,642,060,968.

Market Abuse Regulation (MAR) Disclosure

Certain information contained in this announcement would have been deemed inside information for the purposes of Article 7 of Regulation (EU) No 596/2014 until the release of this announcement.

Enquiries: