Q4 & FY 2021 Financial Summary

Non-GAAP Reconciliation to Unaudited Consolidated Interim Financial Statements GAAP Measures €m Revenue Purchasing and subcontracting costs Other operating expenses Staff costs and employee benefits Total Share-based expense Rental expense operating lease Adjusted EBITDA Depreciation, amortisation and impairment Share-based expense Other expenses and income Rental expense operating lease Operating profit/(loss) Q1-21 Q2-21 Q3-21 Q4-21 FY-21 2,704 2,725 2,726 2,946 11,101 -721 -677 -732 -1,017 -3,148 -527 -453 -432 -329 -1,741 -271 -259 -249 -287 -1,066 1,184 1,337 1,314 1,313 5,147 3 -0 1 4 -208 -209 -209 -240 -866 979 1,128 1,104 1,074 4,285 -829 -823 -820 -875 -3,347 -3 0 -1 -4 339 -329 -29 -955 -974 208 209 209 240 866 694 184 464 -517 825 SFR a altice Adjusted EBITDA - Unaudited Consolidated Interim Financial Statements 979 1,128 1,104 1,074 4,285 Pro forma adjustment for Hivory -40 -46 -55 -18 -158 Adjusted EBITDA - Investor Presentation 939 1,082 1,050 1,056 4,127 Capital expenditure (accrued) - Unaudited Consolidated Interim Financial Statements New IRU 999 573 636 703 2,911 -183 -38 -6 -29 -256 Renewal of 2G licences -212 5 -56 -1 -263 5G spectrum frequency reorganization -7 -1 -8 Pro forma adjustment for Hivory -17 -15 -10 2 -40 Capital expenditure (accrued) - Investor Presentation 581 523 564 675 2,343 For footnotes see slide 22 21 224

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