HHR Investor Presentation Deck

Operating costs Q3 2021 9M 2021 hh 723 2) 3) Operating Expenses Dynamics¹ RUB mm 43.5% 1,004 208 235 561 Q3 2020 49.6% 2,895 509 787 1,599 9M 2020 343 Personnel Expenses 997 Personnel Expenses 329 Marketing Expenses 577 Marketing Expenses 2 Other Expenses² 185 Other Expenses 540 Other Expenses 39.7% 1,861 393 564 904 Q3 2021 43.8% 5,009 1,049 1,364 2,596 9M 2021 Personnel Expenses Marketing Expenses Operating Expenses excl. one-offs³ as % of Revenue Exclusive of depreciation and amortization, equity-settled awards, including related social taxes, SPO-related costs and other income/(loss) not related to underlying business activities Including office rent and maintenance, subcontractor and other costs related to provision of services, hosting and other website maintenance, professional services and other operating expenses One-off expenses include equity-settled awards, including related social taxes, SPO-related costs and other income/(loss) not related to underlying business activities As % of Revenue Q3 2020 9.0% 10.2% 24.3% 9M 2020 8.7% 13.5% 27.4% Q3 2021 8.4% 12.0% 19.3% 9M 2021 9.2% 11.9% 22.7% 25

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