OGK-2 Group 2018FY IFRS Results March 7, 2019

Disclaimer The information contained herein has been prepared using information available to JSC “OGK-2” (hereinafter - OGK-2 or the Company) at the time of preparation of the presentation. Since making a presentation, on the activities of OGK-2 and the content of the presentation could affect the external or other factors. In addition all relevant information about OGK-2 may not be included in this presentation. No representation or warranty, expressed or implied, is made as to the accuracy, completeness or reliability of the information. Any forward looking information herein has been prepared on the basis of a number of assumptions which may prove to be incorrect. Forward looking statements, by the nature, involve risk and uncertainty. OGK-2 cautions that actual results may differ materially from those expressed or implied in such statements. Reference should be made to the most recent Annual Report for a description of the major risk factors. This presentation does not constitute or form part of any advertisement of securities, any offer or invitation to sell or issue or any solicitation of any offer to purchase or subscribe for, any shares in OGK-2, nor shall it or any part of it nor the fact of its presentation or distribution form the basis of, or be relied on in connection with, any contract or investment decision.

Operational and Financial Highlights Operational Highlights1 Financial Highlights, mn RUR 2017 2018 Change Revenue 141,308 143,227 +1.4% Operating Expenses, incl. (122,213) (127,505) +4.3% Variable Costs2 (79,475) (75,488) -5.0% Fixed Costs2 (31,473) (39,047) +24.1% Depreciation and Amortization (11,265) (12,970) +15.1% Reversal of Impairment Loss (Loss) of Financial Assets (3,597) (1,756) -48.8% Operating Profit 15,497 13,966 -9.9% EBITDA3 26,763 26,936 +0.6% Profit for the Year 7,201 8,305 +15.3% Total Comprehensive Income for the Year 7,055 8,435 +19.6% 2017 2018 Change Electricity Output, mn kWh 63,433 58,919 -7.1% Effective Electricity Output Without Regard to Financial Operations, mn kWh 59,252 54,950 -7.3% Useful Heat Output, thousand Gcal 6,354 6,702 +5.5% Fuel Rate on Electricity, g/kWh 340.3 331.6 -2.6% Fuel Rate on Heat, kg/Gcal 156.1 152.9 -2.0% Installed Capacity Load Factor, % 38.1 36.5 -1.6 p.p. 1 Management report data 2 Variable and fixed costs classification is based upon management report methodology 3 EBITDA = Operating profit + Depreciation and Amortization

Revenue Revenue Structure, mn RUR Prices and Tariffs1 2018 Average electricity price at the free market, RUR/MWh 1,203.07 Average heat tariff, RUR/Gcal 776.38 Average price for new capacity, RUR/MW per month 841,138.10 Average price for old capacity, 126,017.47 Electricity and Capacity Revenue Structure for 20181 Structure of Electricity Sales Volume at the Wholesale Market for 20181 1 Management report data

Variable Costs Variable Costs Change Factors Variable Costs Structure, mn RUR Decrease of fuel expenses was due to lower fuel consumption on the back of decreased electricity output. Ecology payments decreased on the back of lower electricity output. 2017 2018 Change Fuel Expenses 66,298 62,353 -6.0% Purchased Heat and Electricity 12,966 12,943 -0.2% Ecology Payments 211 192 -9.0% Total Variable Costs 79,475 75,488 -5.0% Fuel Expenses, mn RUR Fuel Consumption, thous. t1 -6.0% 1 Management report data

Fixed Costs and Depreciation Fixed Costs and Depreciation Change Factors Fixed Costs Structure, mn RUR Depreciation and amortization growth was due to property value increase on the back of CSA-capacity commissioning. Taxes other than income tax growth resulted from increased property tax expense, on the back of changes in tax legislation, concerning allowance for movable property, as well as commissioning of the 1-st start-up facility of a power unit at Troitskaya station. Increased employee benefit resulted mostly from recognition of income under pension obligations, concerning value of past years service, on the back of changes in regulation of non-state pension provision in 2Q 2017. Other fixed costs growth was due mainly to impairment loss on PP&E recognition for 2018. 2017 2018 Change Employee Benefit 8,135 8,824 +8.5% Maintenance and Repair Expenses 4,058 4,305 +6.1% Fee of the System Operator 2,049 2,048 -0.05% Taxes Other than Income Tax 3,665 4,249 +15.9% Rent 2,613 2,354 -9.9% Other Fixed Costs 10,954 17,267 +57.6% Total Fixed Costs 31,473 39,047 +24.1% Total Fixed Costs, mn RUR Depreciation and Amortization, mn RUR +24.1% +15.1%

EBITDA and Profit EBITDA, mn RUR Profit Bridge 2018, mn RUR +0.6%

Debt Debt Structure, mn RUR Debt Maturity Profile, as of December 31, 2018, mn RUR Net Debt, mn RUR1 Net Debt/ EBITDA 2.02 1.50 -20.7% 1 Net debt = Total amount of borrowings less cash and cash equivalents

Thank You For Your Attention! IR contacts: Natalya Grizel Tel.: + 7 (812) 646-13-64, ext. 2416 Email: Grizel.Natalya@ogk2.ru