Wienerberger : Investor Presentation, May 2026

About this update from Wienerberger Ag

INVESTOR PRESENTATION | MAY 2026 1 wienerberger at a glance EUR 4.6 bn Revenues > 200 >20,000 employees 2025 16.5% Operating EBITDA margin production sites ~30 Countries in Europe, India, North America 2026 Signing of the Italcer Acquisition 2 We provide… › Solutions for the Building Envelope › Infrastructure Solutions for Water and Energy Management … in Europe, North America and India 3 112,000 houses built Solutions for the Building Envelope ROOF, WALL & FAÇADE and PAVERS › World's biggest brick manufacturer › Market leader roof tiles Europe › Market leader pavers Eastern Europe 24 countries 200 production sites 373,000 houses roofed 11.0 million m 2 laid/paved * Numbers relate to 2025 4 Roof Solutions Segments with significant growth potential Solar › Mounting systems, custom/standard modules, inverters/storage, flashing, services › PV systems and services to become a full energy solution provider › Total residential PV market of ~EUR 2.5bn Roof tiles and accessories › Roof tiles, ridge/hip, verge/ventilation › Innovative & aesthethic solutions for pichted roofs › Total pitched roof market ~EUR 6bn. Roof components › Chimney flashing, storm fixation, roof underlays, snow retention, roof windows, etc › Roof components as part of the solution ensuring functional application › Total roof component market ~EUR 6bn 5 Façade & Wall Solutions Enabling sustainable and automated building Automatization › Robotic systems & prefabrication › Increased efficiency on-site › Solution to skilled labour shortage Facade solutions › Lifespan > 100 years, minimal maintenance › Durable protection against weather › Aesthetic design element for interior & exterior Wall solutions › 150+ year lifecycle, recyclable & reusable › High sound insulation and energy efficiency › Best in class CO2 footprint as wall solution › Fast installation 6 21 countries Infrastructure Solutions for Water and Energy Management PIPING SOLUTIONS 41 production sites 466,000 km of pipes installed › Leading provider of pipe system solutions for infrastructure, buildings, and agriculture * Numbers relate to 2025 This equals > 11 circumnavigations of the globe 7 Piping Solutions Addressing segments with structurally growing end markets Climate resilient infrastructure › Piping solutions for water supply and sewage networks › Storm- and rainwater management › Monitoring systems/smart solutions › Piping solutions for irrigation systems Energy Transition › Cable protection and wells for wind/solar power › Flexible pipe systems for hydrogen applications Resource-efficient buildings › Cooling and heating, siphonic roof drainage, silent water discharge, rainwater collection/reuse, etc 8 Products Surface 2% Roof 27% Strength through diversification Revenue split 2025 Facade & Wall 42% Pipes 29% Europe East 26% Europe West 59% Revenue split 2025 North America 15% Regions wienerberger offers products and solutions for the building envelope and water and energy management in three geographical regions. Shift from product driven Operating EBITDA margin 2025 15% 14% 22% Operating EBITDA margin 2025 15% 18% 19% to solution-led growth. Roof Facade & Wall Pipes Europe West Europe East North America 9 WHY INVEST IN WIENERBERGER? 10 Added value for shareholders: Our three-pillar strategy Organic growth through innovation Higher returns through Operational excellence External growth through M&A All our activities are subject to clear sustainability goals Strong innovative role Self-help programs drive efficiency improvements Proven value-accretive M&As Strong ESG commitment is an integral part of our strategy 11 Innovation Share of Innovative Products of Revenue in 2025: >34% TARGET 2026: >35% We grow with innovative sustainable system solution for the challenges of today and tomorrow 12 Strengthening efficiency Operational excellence › Production measures and capacity optimization over the last years › EBITDA contribution 2025: cost savings of EUR~55m Fit for Growth › Program started in Q3 2025 › Process optimization across all organizational levels - from holding to operations › Ensuring continued value creation in a challenging market environment › Expected savings in the range of EUR15-20m annually Continuous efficiency improvements along our entire value chain 13 Recent M&A supporting our transformation 4 10 2 4 5 Company Type Closing Date Revenue 3 1 Maincor Ltd PIPES 04/01/2024 EUR 10m 2 Summitville Tiles (US) FAÇADE 29/02/2024 EUR 11m 3 Grain Plastics PIPES 08/05/2024 EUR 30m 4 Terreal ROOF 29/02/2024 EUR 699m 5 Slatek OY 1 PIPES 01/10/2024 EUR 5m 6 Tekken AS PIPES 01/10/2024 EUR 3m 7 Betonarna Lesonice PAVERS 08/10/2024 EUR 2m 8 MFP PIPES 31/05/2025 EUR 25m 9 Italcer 2 TILES 2026 EUR 355m 10 NEWS Group PIPES 2026 EUR 21m 6 ~5x EV/EBITDA after 3 years and synergies 8 1 3 4 7 9 4 9 4 1 Deal value relates a 25% stake in the company 14 2 Signing February 2026 3 Pre acquisition year ACQUISITIONS | NEWS GROUP STRENGTHENING OUR POSITION IN WATER MANAGEMENT Acquisition of NEWS Group Turnover 2025: EUR >20m Closing 30 April, 2026 Leading provider of sustainable wastewater solutions in Sweden and the entire Nordic region Growing demand for sustainable, decentralized wastewater solutions as a result of new regulatory requirements and the need to modernize an aging infrastructure 15 ACQUISITIONS | ITALCER GROWTH THROUGH INCREASED MARKET SHARE IN RENOVATION CLOSING APRIL 30, 2026 The Italcer Group is an internationally active producer of high-end tile solutions with production sites in Italy and Spain › Fast integration and instant margin increase as of day 1 › Value creation through "buy-and-build" strategies and synergies of ~ EUR 10m › Synergized EV/EBITDA multiple of ≤ 5.6x › Serves as a new scalable growth platform › Strong balance sheet allows acquisition without raising new capital › EUR 160m cash payment in Q2 for 50% +1 share › EUR 240m net debt from Italcer through consolidation › Call option to acquire the remaining shares on pre-agreed terms in late Q1/early Q2 2027 16 Growth trough diversification › From Single Product to Multi-Solution Business in structurally growing end markets › Renovation & infrastructure are key contributors to our value creation, reduces cyclicality and strengthens margins 15% 20% 65% 19% 43% 38% A transformed portfolio creating a scalable platform › Over the past decade, we executed a disciplined strategy to broaden our product and solutions by entering the renovation and the infrastructure market › Today more than 50% of revenues come from acquired businesses that enhance resilience, profitability, and our ability to scale system solutions › Successful build up strategy by M&A 2012 2025 Renovation Infrastructure New build 17 From single product offer to multiproduct / multi-solution business Pitched roof solutions Innovative Wall Solutions Water and energy piping infrastructure 18 Value creation for shareholders Strong track record Revenue Operating EBITDA and margin Dividend +5% CAGR +7% CAGR +15% CAGR EUR 4.6bn EUR 754m EUR 0.95 EUR 3.0bn 16.5% 11.3% EUR 0.27 EUR 404m 2016 2025 2016 2025 2016 2025 19 Value creation for shareholders 20-40% of free cash flow to be returned to shareholders Share buyback programs Dividend Policy Acquisitions depending on opportunities Growth investments incl. ESG › Dividend for the FY 2025 of EUR 0.95 per share › Share buyback EUR 30m (December 30, 2024-February 7, 2025) › Payout ratio of 28% of free cash flow 213 86 95 95 100 104 104 20 26 32 30 0 2020 2021 2022 2023 2024 2025 Dividend payout Share buyback 20 SUSTAINABILITY PROGRAM 2023-2026 SOCIAL TARGETS 2026 ENVIRONMENTAL TARGETS 2026 Diversity & Inclusion Development and implementation of inclusion and diversity action plan in all countries (2023 - 2026) Every action plan will include an equal pay and equal opportunity policy Health & Safety 20,000 Visible leadership hours per year (2023 - 2026) Training & Development 18 hrs of training per employee per year (2023 - 2026) 500 apprentices cumulatively trained (2023 - 2026) 30,000 cumulative number of training hours for installers (2023 - 2026) Decarbonization and Energy Mix - 25 % reduction of CO₂ emissions scope 1&2 (2020 - 2026) - 10 % reduction of CO₂ emissions scope 3 (2022 - 2026) 15 % of renewable energy used in own operations (2023 - 2026) Biodiversity 10 % improvement of fauna, through implemented biodiversity plans for all production plants (2023 - 2026) At least one biodiversity ambassador for each location worldwide 100,000 trees planted, equaling to one tree per employee each year Water Management 35 million m3 of water harvested, retained and saved through our products in infrastructure and agriculture (2023 - 2026) - 15 % reduction of water consumption in own operations (2023 - 2026) (2022 - 2026) Social Commitment 200 housing units per year built with our products for people in need in our local markets Circularity > 80 % of sales from highly durable products (>100 years) > 90 % of products sold recy a c r l e able and/or reusable (2022 - 2026) Revenues from Products Supporting Net Zero Buildings 75 % of total revenue coming from building products contributing to Net Zero Buildings Waste Management - 15 % reduction of waste in own operations (2023 - 2026) 21 OUR PATH TO NET ZERO 2026 2030 -25% Scope 1+2 emissions -10% Scope 3 emissions -42% Scope 1+2 emissions -25% Scope 3 emissions Pillars Optimized plant design Fuel transformation Aligned with 1.59C Paris Agreement Efficient product design Strategic partnerships in scope 3 EU target 2050 net zero SBTi committed 22 SUSTAINABILITY PROGRESS 2025 REVENUE FROM PRODUCTS SUPPORTING NET ZERO BUILDINGS REDUCTION OF SCOPE 1 & 2 EMISSIONS Base year 2020 69 % Progress 2025 74.1 % Target 2026 75 % Base year 2020 2.6 million tons Progress 2025 - 20.7 % reduction Target 2026 - 25 % reduction SALES FROM HIGHLY DURABLE PRODUCTS (>100 YEARS) REDUCTION OF SCOPE 3 EMISSIONS Base year 2023 81.3 % Progress 2025 83.9 % Target 2026 > 80 % Base year 2022 3.2 million tons Progress 2025 - 25.2 % reduction Target 2026 - 10 % reduction SOLD PRODUCTS THAT ARE RECYCLABLE AND/OR REUSABLE SHARE OF RENEWABLE ENERGY IN OWN OPERATIONS Base year 2023 92 % Progress 2025 92.9 % Target 2026 > 90 % Base year 2023 9.8 % share Fortschritt 2025 12.6 % share Target 2026 15 % share 23 BUSINESS UPDATE Q1 2026 24 Q1 2026 - HIGHLIGHTS Q1 NOT A SURPRISE › Weak Q1 performance in line with guidance › Significant volume pick up in March, following a weather impacted January and February › FY 2026 EBITDA guidance reiterated, although limited visibility given Middle East conflict › Focus remains on strategic execution and integration of Italcer, as well as mitigating actions 25 Q1 2026 - HIGHLIGHTS Operating EBITDA EUR 97m (Q1 2025: EUR 130m | -26%) Revenues EUR 1,025m (Q1 2025: EUR 1,099m | -7%) Volume development Wienerberger Group Development 2026 (vs 2025) Q1 2026 vs Q1 2025 -6% Q1 2026 ANTICIPATED WEAK START OF THE YEAR DUE TO WEATHER CONDITIONS Profit after Tax EUR -30m (Q1 2025: EUR 5m | >-100%) Note: Net Sales 1 3 rd revenue figures // Rounding differences may arise from automatic processing of data 26 Development 2025 (vs 2024) Strong Q1 2025 5% 0% -5% 5% vs Q1 2024 2% 1% 0% Q1 2025 H1 2025 Q1-Q3 2025 FY 2025 BUSINESS ENVIRONMENT Q1 2026 - PER REGION BUSINESS ENVIRONMENT - EUROPE EAST MARKET INDICATORS TOTAL HOUSING STARTS ( EST. FY '26 vs FY '25) CIVIL ENGINEERING CONSTRUCTION OUTPUT ( EST. FY '26 vs FY '25) LONG-TERM BORROWING RATE (MARCH '26) BUSINESS DEVELOPMENT EUROPE EAST +/- 0% 0% 5.5% * Wall and Roof volumes significantly impacted by severe weather in January and February. Recovery in March. VOLUME EFFECT -11% CERAMICS PIPES Infrastructure markets remained broadly stable. VOLUME EFFECT EUROPE EAST -7% VOLUME EFFECT 0% 27 *30-year swap rate incl. premium spread of 150bps, source of swap rates: LSEG Refinitiv (Treasury) Note: Market data acquired from Euroconstruct, ECB, U.S. Census Bureau, or Management Estimate // Rounding differences may arise from automatic processing of data BUSINESS ENVIRONMENT Q1 2026 - PER REGION BUSINESS ENVIRONMENT - EUROPE WEST MARKET INDICATORS TOTAL HOUSING STARTS ( EST. FY '26 vs FY '25) CIVIL ENGINEERING CONSTRUCTION OUTPUT ( EST. FY '26 vs FY '25) LONG-TERM BORROWING RATE (MARCH '26) BUSINESS DEVELOPMENT EUROPE WEST +1%* -1% 5.2% ** Wall and Façade negatively impacted by delay in new build recovery and bad weather. Recovery in March. Renovation markets stable. VOLUME EFFECT -5% CERAMICS PIPES Jan-Feb slow due to weather. March demand supported by customer stock building ahead of expected price increases. VOLUME EFFECT EUROPE WEST -4% VOLUME EFFECT -2% 28 *Including the shift towards multifamily houses **30-year swap rate incl. premium spread of 150bps, source of swap rates: LSEG Refinitiv (Treasury) Note: Market data acquired from Euroconstruct, ECB, U.S. Census Bureau, or Management Estimate // Rounding differences may arise from automatic processing of data BUSINESS ENVIRONMENT Q1 2026 - PER REGION BUSINESS ENVIRONMENT - NORTH AMERICA MARKET INDICATORS TOTAL HOUSING STARTS ( EST. FY '26 vs FY '25) LONG-TERM BORROWING RATE (MAR '26) VOLUME DEVELOPMENT NORTH AMERICA -7% 6.4% * Lower volumes due to severe winter weather and continuous low activity in the new build sector. VOLUME EFFECT -12% CERAMICS PIPES Volumes impacted by weather-related disruptions in piping and infrastructure projects. VOLUME EFFECT NORTH AMERICA -14% VOLUME EFFECT -17% 29 *30-year mortgage rate as reported by the Federal Home Loan Mortgage Corporation in the U.S. Note: Market data acquired from Euroconstruct, ECB, U.S. Census Bureau, or Management Estimate // Rounding differences may arise from automatic processing of data FINANCIALS Q1 2026 - GROUP Q1 2026 RESULTS HIGHLIGHTS Revenues (in EURm) -7% 1,099 1,025 Q1 2025 Q1 2026 30 Operating EBITDA (in EURm) -26% 130 97 11.8% 9.4% Q1 2025 Q1 2026 FINANCIALS Q1 2026 - GROUP STRONG VOLUME DEVELOPMENT IN MARCH Q1 2026 Scope FX Organic Growth Q1 2025 +1% -2% -6% 1,025 8 -16 1,099 -66 -7% Revenue Bridge in EURm -24% Q1 2026 Scope FX Organic Growth Q1 2025 9.4% +1% -2% Operating EBITDA Bridge in EURm 11.8% 97 1 -3 -31 130 -25% Note: Rounding differences may arise from automatic processing of data Scope effect includes MFP Ltd., Slatek and Veta France 31 FINANCIALS Q1 2026 Q1 PERFORMANCE IN LINE WITH GUIDANCE; MIDDLE EAST INFLATION IMPACT NOT YET VISIBLE Mainly driven by labour and energy cost Overall cost inflation of +2% Hedge ratio >80% Natural gas positions in Europe Price increases in implementation across Europe Supplier contracts under review Mitigating measures 32 FINANCIALS Q1 2026 - SEGMENTS OPERATING SEGMENTS - EUROPE EAST Revenues (in EURm) -7% 271 252 Q1 2025 Q1 2026 Operating EBITDA (in EURm) -41% 33 20 12.1% 7.7% Q1 2025 Q1 2026 33 COMMENTS › Stable piping demand; renovation and new build activity hit by weather. › Cost inflation and lower utilization pressured profitability. FINANCIALS Q1 2026 - SEGMENTS OPERATING SEGMENTS - EUROPE WEST Revenues (in EURm) -3% 649 631 Q1 2025 Q1 2026 Operating EBITDA (in EURm) -14% 69 60 10.7% 9.4% Q1 2025 Q1 2026 34 COMMENTS › Solid underlying demand in roof and pipe solutions, supported by energy-transition initiatives. › Adverse weather in the first two months softened overall activity, impacting revenues. › Lower capacity utilization weighed on profitability. FINANCIALS Q1 2026 - SEGMENTS OPERATING SEGMENTS - NORTH AMERICA Revenues (in EURm) -21% 179 141 Q1 2025 Q1 2026 Operating EBITDA (in EURm) -37% 28 17 15.4% 12.4% Q1 2025 Q1 2026 35 COMMENTS › New residential construction activity remains subdued in the US and Canada, pending lower mortgage rates › Margins compressed as a result of weather impacts, lower pricing in piping, and inflation. OUTLOOK 2026 OPERATING EBITDA GUIDANCE OF ~€ 810 MN ASSUMPTIONS › No structural recovery in residential construction › Flat infrastructure & renovation market › Expected inflation covered by price increases MIDDLE EAST CONFLICT › Inflation in resins, energy and transport cost as well as traded goods › High risk of supply chain disruptions › Limited visibility of total year impact MITIGATION MEASURES › Price increases › Further cost management › Fit For Growth 36 wienerberger mid-term development 2029 37 MID-TERM DEVELOPMENT 2029 KEY ASSUMPTIONS wienerberger case in stable market environment ba 2029 se se ca Assumptions… › Flat markets › No impact from new building housing policy › Inflation covered by price increases › Bolt-on M&A embedded › Material M&A upside not included We focus on… › Outperforming markets › Realization of synergies from existing M&As › Fit for Growth › Further optimizations and efficiency measures in plant network 38 Note: Operating EBITDA in EUR mn // Rounding differences may arise from automatic processing of data MID-TERM DEVELOPMENT 2029 WIENERBERGER BASE CASE 2029 in EURm 810 15 40 15 880 25 20 25 950 25 25 1,000 Operating EBITDA Organic Italcer financial Optimization Operating Organic Optimization M&A Operating Organic Optimization Operating quidance 2026 growth impact 2027 measures EBITDA 2027 growth measures contribution EBITDA 2028 growth measures EBITDA 2029 39 Note: Operating EBITDA in EUR mn // Rounding differences may arise from automatic processing of data MID-TERM DEVELOPMENT 2029 Even in base case (no market growth continuing recession) wienerberger will achieve self-funded substantial growth Reaching EUR 1 bn EBITDA achieving a free cash flow of EUR > 500 m Reducing its debt level to < 1.5 times EBITDA to net debt 40

View stock analysis, news, and events for Wienerberger Ag