Tethys Oil

Report Publication Announcement • Apr 28, 2020

Press release 2020-04-28

Presentation of Tethys Oil's first quarter 2020

Tethys Oil will publish the interim report for the first quarter 2020 on Tuesday 5 May 2020 at approximately 7:30 CEST. The Company has scheduled a webcasted conference call the same day at 10.00 CEST. Magnus Nordin, Managing Director, and Petter Hjertstedt, Acting CFO, will present the report and recent developments.

The English language live webcast may be accessed on www.tethysoil.com. An on demand version will also be available on Tethys Oil's website.

Link to webcast: https://edge.media-server.com/mmc/p/rgioouan

To participate via phone, please call:

Sweden: +46 8 566 426 51 Switzerland: +41 225 809 034 UK: +44 333 300 0804 United States (Toll-Free): +1 855 857 0686

PIN: 50420515#

For further information, please contact

Magnus Nordin, Managing Director, phone +46 8 505 947 00 or Petter Hjertstedt, Acting CFO, phone +46 8 505 947 00

Tethys Oil AB (publ)

Tethys Oil is a Swedish oil company with focus on onshore areas with known oil discoveries. The company's core area is the Sultanate of Oman, where it holds interests in Blocks 3&4, Block 49 and Block 56. Tethys Oil has net working interest 2P reserves of 26.1 mmbo and net working interest 2C Contingent Resources of 13.5 mmbo and had an average oil production of 12,832 barrels per day from Blocks 3&4 during 2019. The company's shares are listed on Nasdaq Stockholm (TETY). Website: www.tethysoil.com