Extract from Mangistau Regional Electricity Network Company's shareholder registers as of October 1, 2023 provided

/KASE, October 26, 2023/ – Kazakhstan Stock Exchange (KASE) was provided with an extract from the shareholder registers system of "Mangistau Regional Electricity Network Company" as of October 1, 2023. According to the mentioned extract: - the total number of authorized common shares of the company makes up 2,011,016 units, preferred shares - 96,272 units; - all authorized shares of the company are outstanding; - the company bought back 1,278 common shares; - persons each holding five or more percent of total outstanding shares of the company are: ------------------------------------------------------------------------------- Common shares, --------------------------------- stake in total Total stake in the number of offered total number shares of this units of company Names pieces denomination, % offered shares, % ---------------------- --------------- -------------------- ------------------- "Kazakhstan utility systems" LLP 1,057,682 52.63 50.19 GBI MANAGEMENT FZE 926,324 46.09 43.96 ------------------------------------------------------------------------------- [2023-10-26]