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

/KASE, October 13, 2021/ – Kazakhstan Stock Exchange (KASE) was provided with an extract from the shareholder registers system of NOSTRUM OIL & GAS PLC as of October 1, 2021. According to the mentioned extract: - the total number of authorized common shares of the company makes up 188,182,958 pieces; - 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 Holdings Limited (British Virgin Islands) 44,837,071 23.83 Dehus Dolmen Nominees Limited (Guernsey) 30,588,054 16.25 AT Investments Limited (British Virgin Islands) 22,162,116 11.78 FRASELI Investments S.a.r.l. (Luxembourg) 16,111,100 8.56 Steppe Capital Pte.Ltd 16,111,000 8.56 ------------------------------------------------------------------------------- [2021-10-13]