Extract from NOSTRUM OIL & GAS PLC shareholder registers system as of April 1, 2021 provided

/KASE, April 16, 2021/ – Kazakhstan Stock Exchange (KASE) was provided with an extract from the shareholder registers system of NOSTRUM OIL & GAS PLC as of April 1, 2021. According to the mentioned extract: - the total number of authorized common shares of the company makes up 188,182,958 units; - all authorized shares of the company are outstanding; - persons each holding five or more percent of total outstanding shares of the company are: ------------------------------------------------------------------------------- Total stake in total number of Common shares, the company's Names pieces outstd. shares, % ------------------------------------------ ----------------- ------------------ ICU Investment Management (British Virgin Islands) 44,837,071 23.83 Mayfair Investments B.V. (The Kingdom of the Netherlands) 32,222,200 17.12 Dehus Dolmen Nominees Limited (Guernsey) 30,588,054 16.25 AT Investments Limited (British Virgin Islands) 21,648,100 11.50 ------------------------------------------------------------------------------- [2021-04-16]