Extract from Mangistau Regional Electricity Network Company's shareholder registers system as of April 1, 2022 provided

/KASE, April 12, 2022/ – Kazakhstan Stock Exchange (KASE) was provided with an extract from the shareholder registers of Mangistau Regional Electricity Network Company JSC as of April 1, 2022. According to the mentioned extract: - the total number of authorized common shares of the company makes up 2,011,016 pieces, preferred shares - 96,272 pieces; - 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 outstd. total number shares of this of the company's Names pieces denomination, % outstd. shares, % ---------------------- --------------- -------------------- ------------------- Kazakhstan utility systems LLP 1,057,682 52.63 50.19 "KBI ENERGY" LLP 926,324 46.09 43.96 ------------------------------------------------------------------------------- [2022-04-12]