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Draft for internal discussion 1 1 Results for Q3 and Q1-Q3 2025 October, 14 2025
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2 Results presentation: Q3 and Q1-Q3 2025 Cautionary statement This presentation contains forward-looking statements. These forward-looking statements are usually accompanied by words such as 'believe', 'intend', 'anticipate', 'plan', 'expect' and similar expressions. Actual events may differ materially from those anticipated in these forward- looking statements as a result of a number of factors. Forward-looking statements involve inherent risks and uncertainties. A number of important factors could cause actual results or outcomes to differ materially from those expressed in any forward-looking statement. Neither Telekom Austria AG nor the A1 Group nor any other person accepts any liability for any such forward-looking statements. A1 Group will not update these forward-looking statements, whether due to changed factual circumstances, changes in assumptions or expectations. Alternative performance measures are used to describe the operational performance. Please therefore also refer to the financial information presented in the Consolidated Financial Statements, as well as the reconciliation tables provided in the Earnings Release. This presentation was created with care and all data has been checked conscientiously. Nevertheless, the possibility of layout and printing errors cannot be excluded. The use of automated calculation systems may give rise to rounding differences. This presentation does not constitute a recommendation or invitation to purchase or sell securities of A1 Group. 'International' comprises the segments Bulgaria, Croatia, Belarus, Slovenia, Serbia and North Macedonia and since Q1 2025 also includes A1 Digital (A1 Group figures and figures for Austria remained unchanged) in this view. Numbers are provided on a proforma basis for 2024 to provide comparability.
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3 A1 Group 3 ▪ Total revenues +3.5%, driven by equipment revenues (ICT) ▪ Service revenues +0.7%: growth in CEE mitigates decline in AT ▪ EBITDA +2.8%: strong OPEX control: stable core OPEX despite market invest ▪ FCF EUR 529 mn (+52%) in the first nine months 2025 ▪ Bulgaria: strong performance supported by high ICT equipment contribution ▪ Austria: positive net adds in postpaid mobile and postpaid internet@home ▪ Serbia: 5G auction expected in Q4 ▪ Total revenue growth confirmed: +2-3% yoy ▪ CAPEX excl. spectrum below EUR 800 mn (before: ~ EUR 800 mn) Summary Q3
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4 Customer development Mobile Postpaid +11.8% Q3 2024 37 AUT 363 2.280 IoT International Q3 2025 22.736 25.416 'International' comprises the segments Bulgaria, Croatia, Belarus, Slovenia, Serbia and North Macedonia and since Q1 2025 also includes A1 Digital. Numbers are provided on a proforma basis for 2024 to provide comparability. Internet@Home Postpaid 57 120 Q3 2024 -37 35 AUT International Q3 2025 3.803 3.978 +4.6% BBI Cube Internet@Home postpaid: including fixed broadband internet (BBI) and postpaid mobile Wifi routers Mobile postpaid IoT = A1 digital M2M SIMs
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5 Main Financials Q3 2025 Total Revenues 1.401 mEUR Service Revenues 1.160 mEUR EBITDA 563 mEUR *Austria excl. International Business; including IB: Total revenue growth: -2.7%, service revenue growth: -4.0% International incl. Bulgaria, Croatia, Belarus, Slovenia, Serbia, North Macedonia + A1 Digital Restructuring: Q3 2025 and Q3 2024: neg. EUR 21 and 22 mn A1 Group Austria* International 3.5% -3.1% 9.9% A1 Group Austria* International 0.7% -4.5% 6.3% A1 Group Austria International 2.8% 2.9% -3.2% -3.7% 7.8% 9.0% EBITDA EBITDA excl. one-offs and restructuring One-offs: Q3 2024: total pos. EUR 1 mn FX: FX impacts negligible both in Q3 and YTD
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6 Cubes: NetCubes and Data Boxes. Q1-Q3´25: Service revenue growth on the back of mobile core, solutions & connectivity business, broadband and TV Service Revenues 3.412 mEUR Q1-Q3 ‘24 Mobile Core Cubes BB + TV Fixed Voice IC Solutions & Connectivity VR / NR Other Rev. Q1-Q3 ‘25 3.346 3.412 +66 (+2.0%)
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7 EBITDA 478 mEUR Q1-Q3´25: EBITDA growth driven by service revenues and cost control despite higher investments into market and customer Mobile = Retail mobile service revenues + Visitor and National Roaming + IC margin mobile – roaming costs Fixed = Retail fixed service revenues + solutions & connectivity + Other + IC margin fixed & other EBITDA 1.562 mEUR Q1-Q3 ‘24 Mobile Fixed & Other Equipment margin Restructuring Other Core OPEX Q1-Q3 ‘25 1.506 1.562 +56 (+3.7%) Excl. restruct. and one-offs: +50 (+3.2%)
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8 Q1-Q3 2025 9 Free Cash Flow Free Cash Flow in Q1-Q3 2025 higher due to • lower CAPEX, • better operational result, • favorable changes in working capital, • offsetting higher leases paid. Change in working capital and other changes: • Favorable development in payables and receivables overcompensates increase in installment sales Unless otherwise stated, all amounts in EUR mn Q3 2025 Q3 2024 Δ Q1-Q3 2025 Q1-Q3 2024 Δ EBITDA 563 548 2.8% 1,562 1,506 3.7% 22 24 -7.1% 77 65 18.9% Lease paid (principal, interest, prepayments) (101) (96) 5.6% (306) (289) 6.0% Income taxes paid (66) (72) -8.5% (115) (126) -8.2% Net interest paid 7 2 274.8% 16 9 89.5% Change working capital and other changes (32) (44) -27.6% (82) (107) -22.8% CAPEX (183) (168) 8.9% (570) (648) -12.0% FCF before soc. plans 210 194 8.5% 581 411 41.6% Social plans new funded (14) (20) -29.5% (53) (63) -15.6% Free cash flow 196 173 13.0% 529 348 51.9% FCF/revenues 14.0% 12.8% +1.2pp 12.9% 8.8% +4.1pp Restructuring charges, cost of labor obligations
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10 Driving transformation for scalable growth Competence Delivery Center (CDC) › Active › Non-customer facing 19 different delivery centers in one CDC 1 international team 2.300 FTE Skill over location ~800 B2B Digital Services Delivery Center (BDC) › Customer facing FTE target YE 2025 B2B OFF-Footprint B2B Footprint AT | CEE BDC Security Network Datacenter Modern Workplace Cloud
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11 Advancing with Exoscale – Our sovereign European cloud solution • Sovereign European Cloud Leadership • Not subject to US Cloud Act • ISO-certified, high-quality data centers • Largest geographic footprint in DACH & CEE • Robust Ecosystem & Customer Trust • 200+ reseller partners and strong customer references • Proven ease-of-use and sovereignty focus • Sustainability & Compliance • 100% green energy* and liquid-cooled GPUs for efficiency Healthcare Finance Public Research *except Bulgaria
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13 15 Revenues CAPEX +2 - 3% p.a. < € 800 mn ( before ~ € 800 mn ) CAPEX excluding spectrum and M&A
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15 Main Financials Q1-Q3 2025 Total Revenues 4.085 mEUR Service Revenues 3.412 mEUR EBITDA 1.562 mEUR *Austria excl. International Business; including IB: Total revenue growth: -1.4%, service revenue growth: -2.3% International incl. Bulgaria, Croatia, Belarus, Slovenia, Serbia, Macedonia + A1 Digital Restructuring: Q1-Q3´25: neg. EUR 74 mn vs. Q1-Q3´24: neg. EUR 61 mn A1 Group Austria* International 3.8% -1.8% 9.6% A1 Group Austria* International 2.0% -2.7% 7.2% A1 Group Austria International 3.7% 3.2% -5.2% -3.0% 12.7% 9.6% EBITDA EBITDA excl. one-offs and restructuring One-offs: Q1-Q3´25: none vs. Q1-Q3´24: neg. 20 EUR mn FX: FX impacts negligible both in Q3 and YTD
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16 Mobile subscribers (in thousand) RGUs (in thousand) Group ARPU and ARPL op.* *excl. M2M Customer development -0.6% -4.3% +9.8% Mobile subscribers +3.0% broadband (BB) +15.0% advanced BB +7.6% TV -0.6% ARPU operative -4.3% ARPL operative *operative = excl. M2M in CCY +1.9% y-o-y 26,666 27,122 27,588 28,306 29,289 85% 86% 87% 87% 87% Q3 2024 Q4 2024 Q1 2025 Q2 2025 Q3 2025 Subscribers Share postpaid 25% 24% 24% 23% 23% 44% 44% 44% 44% 44% 31% 32% 32% 32% 33% 6,293 6,352 6,379 6,395 6,412 Q3 2024 Q4 2024 Q1 2025 Q2 2025 Q3 2025 Total fixed voice Total broadband TV@home 11.7 26.4 11.8 27.6 ARPU op. in CCY ARPL op. in CCY Q3 2025 Q3 2024
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17 8 P&L Total OPEX increases in both periods • due to higher cost of equipment Core OPEX stable in Q3, increase in Q1-Q3: • Lower total workforce costs and stringent cost control mitigate product-related increases and higher market investments EBIT rose in Q3 and in 1-9M • D&A slightly higher in Q3, • 1-9M: higher D&A due to different asset mix Financial result improved in both periods • mainly due to higher interest income Resulting in higher net result Q3 and Q1-Q3 2025 Unless otherwise stated, all amounts in EUR mn Q3 2025 Q3 2024 Δ Q1-Q3 2025 Q1-Q3 2024 Δ Revenues 1,401 1,354 +3.5% 4,085 3,937 +3.8% OPEX (838) (806) +3.9% (2,523) (2,431) +3.8% EBITDA 563 548 +2.8% 1,562 1,506 +3.7% Margin 40.2% 40.4% –0.3pp 38.2% 38.3% –0.0pp one-off effects - (1) n.m. - 20 n.m. Restructuring 21 22 -2.3% 74 61 22.8% EBITDA excl. one offs & restr. 584 568 2.9% 1,637 1,586 3.2% 455 442 +2.9% 1,240 1,195 +3.8% Margin 32.5% 32.6% –0.2pp 30.3% 30.4% –0.0pp EBIT 265 255 4.2% 666 650 2.4% EBIT margin 18.9% 18.8% +0.1pp 16.3% 16.5% –0.2pp Financial result (16) (25) -36.5% (56) (75) -25.1% Income taxes (58) (51) 13.0% (142) (134) 5.8% Net result 191 178 7.3% 468 441 6.0% Net margin 13.6% 13.1% +0.5pp 11.5% 11.2% +0.2pp EBITDAaL
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18 Conservative financial policy and investment-grade ratings As of September 30, 2025 Fixed-interest bond, due Dec, 2026 • Fitch confirmed A- in 7/2025 • S&P confirmed A- in 5/2025 • Moody’s confirmed A3 in 11/2024 • Total committed lines: EUR 1,315 mn o Average term to maturity: 1.21 years • Undrawn committed credit lines: EUR 1,260 mn Overview (September 30, 2025) Lines of credit (September 30, 2025) Credit ratings Net debt/EBITDA Debt maturity profile (September 30, 2025) • Total financial debt: EUR 804 mn • Average cost of debt: 1.55% • Cash & cash equivalents: EUR 356 mn • Avg. term to maturity: 1.11 years 31. Dec 2021 31. Dec 2022 31. Dec 2023 31. Dec 2024 30. Sep 2025 1.7x 1.3x 1.3x 1.0x 1.3x 0.4x 1.1x 0.2x 0.9x 0.1x Net debt/EBITDA Net debt (excl.leases)/EBITDAaL 2019 2020 2021 2022 2023 2024 2025 Moody´s S&P Fitch 55 749 2025 2026 2027 2028 2029 2030 Financial debt FCF 2024 575 BBB/ Baa2 BBB+/ Baa1 A3/A-
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