Sto Se & Co. Kgaa Vorz-inhaber-akt Ohne Stimmrecht · XETR:STO3
Sto Se & Co. Kgaa Vorz-inhaber-akt Ohne Stimmrecht — Sto SE & Co. KGaA — Investor Presentation (November 2025)
114 slides from Sto Se & Co. Kgaa Vorz-inhaber-akt Ohne Stimmrecht's investor presentation, Nov 19, 2025
Slide 1: Presentation for investors Sto SE & Co. KGaA
Presentation for investors Sto SE & Co. KGaA 19/11/2025 Sto SE & Co. KGaA reception building Design: Wilford Schupp Architekten, Stuttgart, DE Orange Blu, Stuttgart, DE 1
Slide 2: Presentation for investors: agenda and disclaimer
Presentation for investors 1 2 3 4 Key financial General figures / Business Forecast and conditions & Information model outlook strategy about the Sto share Disclaimer: Any statements in this presentation that relate to the future correspond to the state of knowledge available at the time when the p
Slide 3: From our Guiding Principles
From our Guiding Principles Our vision: technology leader in the sustainable design of living space tailored to human needs. Worldwide. Our mission: building with conscience. World map in render in the Sto SE & Co. KGaA reception building 3 19/11/2025
Slide 4: Sto - segment turnover
Sto - segment turnover Share of Sto Group consolidated turnover for 2024 Western Europe Northern/Eastern Europe America/Asia/Pacific 209 13% 160 10% 1,243 Turnover 2024 77% Sto Group: EUR 1,612 million Figures in EUR million and %. 4 19/11/2025
Slide 5: Sto - product groups
Sto - product groups Share of Sto Group consolidated turnover for 2024 Façade systems Façade coatings Interiors Other product groups 233 15% 241 15% 750 47% Turnover 2024 388 24% Sto Group: EUR 1,612 million Figures in EUR million and %; other product groups: Including floor coatings and products fo
Slide 6: Applications
Applications Sto products & systems Façade Interior coatings coatings Thermal insulation/ Concrete and floor rainscreen cladding coatings façade Lacquers, glazes, and stains Acoustic systems Internal insulation Simplified schematic diagram. 6 19/11/2025
Slide 7: Climate protection
Climate protection Sto’s business model makes a direct contribution 7 19/11/2025
Slide 8: Climate protection: external wall insulation system
Climate protection Sto products - external wall insulation system (EWIS) 1 2 3 4 3 5 StoTherm Classic®system build- up 1 ─ Bonding 2 ─ Insulation 3 ─ Reinforcing compound 4 ─ Reinforcing mesh 5 ─ Finish 8 19/11/2025
Slide 9: ETICS according to fire class and costs
ETICS according to fire class and costs (investor) Sto is an insulation-indifferentiated system provider for ETICS. Notes: Presentation exclusively relevant for the German market. Costs include material + labour. 9 19/11/2025
Slide 10: Sto Color PuraClean. Beautiful. Stable. Clean.
Sto Color PuraClean. Beautiful. Stable. Clean. Matt appearance Compared to conventional washable interior paints Healthy ambient interior climate The washable wall paint is free from plasticisers and isocyanates Resistant to disinfectants and dirt Thanks to special surface properties Non-com
Slide 11: AimS. The most sustainable product line of Sto
AimS. The most sustainable product line of Sto Quality, climate protection and resource conservation are the basis for our AimS product line. We are setting new standards in ecological and economic criteria and achieving excellent processing properties. Approx. 30% of the binder in AimS plasters
Slide 12: Core target groups
Core target groups Direct distribution Trade/specialised companies General contractors Planners Housing industry Architects Investors The customers that purchase from the Sto brand are generally tradespeople or specialist companies. The market cultivation activities for the Sto brand focus on these
Slide 13: Sto - presence in Germany
Sto - presence in Germany Distribution Germany status April 2025 < 90 SalesCentres < 320 Employees in the sales force incl. application engineering Headquarters Stühlingen As at: 03.04.2025 13 19/11/2025
Slide 14: Sto - presence in Germany subsidiaries
Sto - presence in Germany 10 subsidiaries 1 StoCretec GmbH 2 SÜDWEST Lacke + Farben GmbH & Co. KG 3 STRÖHER Gruppe - STRÖHER GmbH 4 - STRÖHER Produktions GmbH 3 - GEPADI FLIESEN GmbH 8 4 JONAS Farben GmbH 1 5 VIACOR Polymer GmbH 2 6 Verotec GmbH 7 Innolation GmbH Headquarters Stühlingen 5 6 8 Liaver
Slide 15: Sto – international presence
Sto – international presence With 49 Sto-subsidiaries in 35 countries represented Represented with partners in more than 60 other countries Subsidiary Partner As at: 03.04.2025 15 19/11/2025
Slide 16: The Sto Group at a glance
The Sto Group at a glance Sto Group Company brand Mixed brand presence Individual/family brand 16 19/11/2025
Slide 17: Presentation for investors
Presentation for investors 1 2 3 4 Key financial General figures / Business Forecast and conditions & Information model outlook strategy about the Sto share Disclaimer: Any statements in this presentation that relate to the future correspond to the state of knowledge available at the time when the p
Slide 18: The history of Sto
The history of Sto 1835: founding of lime and cement works in Weizen 18 19/11/2025
Slide 19: The history of Sto
The history of Sto 1954: acquisition of licence for synthetic resin render and start of production 1962: ISPO-Putz KG becomes Stotmeister & Co. Farben-und Baustoff-KG 19 19/11/2025
Slide 20: The history of Sto
The history of Sto 1988: Stotmeister GmbH changes to Sto AG 1992: introduction to the stock exchange 2014: Sto AG changes to Sto SE & Co. KGaA Sto SE & Co. KGaA communications building, Stühlingen Photo: Christian René Schulz, Bielefeld Design: Michael Wilford Architekten, Stuttgart/London 20 19/11/
Slide 21: The history of Sto: family entrepreneurs
The history of Sto Family entrepreneurs: Jochen Stotmeister (1), Gerd Stotmeister (2), Fritz Stotmeister († 21.04.2022) (3) 1) Chairman of the Supervisory Board of STO Management SE & Chairman of the Executive Board (1988–2015) 2) Member of the Supervisory Board of STO Management SE & Chief Technolo
Slide 22: Executive Board STO Management SE
Executive Board STO Management SE Rainer Hüttenberger Michael Keller Désirée Konrad Jost Bendel Chief Executive Officer Deputy Chief Executive Officer Member of the Executive Board Member of the Executive Board Sales Sto Brand International, Brand Sales Sto Germany, Finance, Controlling, Information
Slide 23: Social responsibility
Social responsibility Everybody is talking about CSR – Corporate Social Responsibility. But actions speak louder than words. Sto is fulfilling its social responsibility in three concrete areas. 23 19/11/2025
Slide 24: Social responsibility
Social responsibility TRAINING AND FURTHER EDUCATION FOR TRADESPEOPLE AND ARCHITECTS Promoting young talent through education: the StoFoundation The foundation, which was launched in 2005, promotes the education of young people in trade and academic environments. It also supports projects for the pr
Slide 25: Global megatrends changing the world
Strategy Future of work Global megatrends Increasing population and demographic change changing the world Sustainability and climate change Megatrends are long-term developments that bring Digitisation and technological about lasting changes in society and the economy. Our advancements strategy enab
Slide 26: Consideration of relevant sub-trends
Strategy Changes in the world of Corporate culture work (new work) Lack of affordable housing Industrial prefabrication and modular construction Consideration of Circular economy Sustainable products and construction types relevant sub-trends Automation Omni-channel and and robotics artificial intel
Slide 27: Further development of our strategy
Strategy Further development of our strategy Consideration of trends and risks Inclusion of impulses from the markets 2030 Carrying out competitor analyses Definition of focused strategic priorities … 27 19/11/2025
Slide 28: Strategic targets at a glance
Strategy Strategic targets at a glance Solution Leadership Growth Customer Centricity Our solution leadership and our core We grow by creating value and We make it easier for our customers to competences make us the first choice outpacing the market in defined do business with us. for facades. segme
Slide 29: M&A supports target achievement
Strategy M&A supports target achievement M&A is aligned with the Group strategy. It is used specifically to access and develop markets and to expand expertise in order to overcome potential limits of in-house developments. 29 19/11/2025
Slide 30: Strategy 2030
Strategy 10 Tangible Industrial Core segments & Rising segments & Omni- differentiation prefabrication product groups product groups channel Group strategic initiatives are the Demand-driven Organisation & Digital Sustainability Culture & personnel supply chain steering transformation strategy focus
Slide 31: Tangible differentiation
Strategy Tangible differentiation By developing and marketing competitive, sustainable products and systems as well as digital services, we differentiate ourselves from the competition and create added value for our target groups. 31 19/11/2025
Slide 32: StoLevell Neo AimS
StoLevell Neo AimS Cement-free mineral bonding & reinforcement mortar for ETICS Sustainability approach: Improvement of the CO2 footprint in the mineral product portfolio as a contribution to the EU's goal of climate neutrality by 2050. Product: World's first cement-free adhesive and reinforcing
Slide 33: StoHome – the fastest way to your offer
StoHome – the fastest way to your offer StoHome optimizes and digitalizes the quotation process for the renovation of detached and semi-detached houses; includes fast and intuitive visualization, area determination, product selection, communication and coordination with end customers, automatic
Slide 34: Industrial prefabrication
Strategy Industrial prefabrication By developing and marketing prefabricated construction elements for serial refurbishment and new built, providing automation units as well as robots for the application of our product range, we expand our solution leadership. 34 19/11/2025
Slide 35: Core segments and product groups
Strategy Core segments and product groups By strengthening our core segments and core product groups, as well as optimising our country-specific approach, we ensure the long-term success of our business. All our subsidiaries deliver their own positive contribution. 35 19/11/2025
Slide 36: Rising segments and product groups
Strategy Rising segments and product groups By systematically identifying potential, we create the basis for the targeted development of new markets and the achievement of significant market coverage. 36 19/11/2025
Slide 37: Electrically conductive floor coatings
Electrically conductive floor coatings Avoidance of electrostatic charging and discharging Automotive, or automotive supplier industry StoFloor ESD KU 614 Semiconductor industry Reliable protection of ESD areas Elektronic industry State-of-the-art, volume-conductive ESD-technology Cleanroo
Slide 38: StoReno In Protect M
StoReno In Protect M Mould prevention in the system for a healthy indoor climate Advantages at a glance: Increasing the temperature of the wall surface reduces condensation from the air in the room High moisture absorption reduces moisture penetration into the wall surface Particularly good in
Slide 39: Omni-channel
Strategy Omni- channel By pursuing a proactive omni-channel approach in Europe, we offer our customers not only personal contact but also a unified customer experience across all sales channels, such as the web shop. 39 19/11/2025
Slide 40: Demand-driven supply chain
Strategy Demand-driven supply chain By having a future-proof distribution network and a demand-driven approach to the flow of goods across Europe, we increase our responsiveness and improve customer satisfaction. 40 19/11/2025
Slide 41: Organisation and steering
Strategy Organisation and steering By developing and steering our organisation in the future and through harmonised and efficient business processes, we increase the effectiveness and profitability of the entire Sto Group. 41 19/11/2025
Slide 42: Digital transformation
Strategy Digital transformation By equipping the organisation with the right digital tools and solutions, combined with a modern system and data architecture, we support our employees in their day-to-day work. 42 19/11/2025
Slide 43: Sustainability strategy
Strategy Sustainability strategy By implementing our sustainability strategy, we contribute to climate and environmental protection above and beyond legal requirements. We also actively assume social and societal responsibility. 43 19/11/2025
Slide 44: Culture and personnel development
Strategy Culture and personnel development By actively living our attitudes, we are creating a framework for all employees to have an impact and in which talents and teams can develop. This is how we shape the future Connected and secure the success of our business, together. 44 19/11/2025
Slide 45: Green Deal: opportunities and challenges
Green Deal Possible opportunities and challenges Opportunities Challenges Example: Example: The EU Energy Performance of In the ongoing discussions on the EU Buildings Directive was adopted by chemicals strategy the economic the Council of the European Union. and technical/content-related effect
Slide 46: Green Deal: status of the EU Energy Performance of Buildings Directive
Green Deal Status of the EU Energy Performance of Buildings Directive EU agreement on a standardised Energy Performance of Buildings Directive (EPBD) in April 2024. It must be transposed into national law by 29 May 2026. However, the EU was unable to agree on mandatory minimum standards (Minimum
Slide 47: Building stock in Germany
Building stock in Germany Sto has great expertise when it comes to energy-efficient facade insulation for new buildings and refurbishment projects Building permits in the new construction segment have declined significantly in recent years. Permits (detached house/semi- detached house) have been
Slide 48: Landscape of subsidy schemes - European Sto markets
Landscape of subsidy schemes - European Sto markets Fundings: Region North-West and Germany BEG € 14,4 bill. in 2025 for energy efficient buildings. The funding program covers both residential and non-residential construction. We estimate that the funding program will be used more heavily in 2025 fo
Slide 49: Landscape of subsidy schemes - European Sto markets
Landscape of subsidy schemes - European Sto markets Fundings: Region South-East Sanierungsoffensive for 2025/2026 no detailed information for new fundings is available from the new government. However, work on the funding program is underway. The KIM regulation (restrictive finance requirements) is
Slide 50: Building permits for new residential construction in Germany
Building permits for new residential construction in Germany Number of buildings Single-family houses Multi-family houses 6,064 5,712 5,747 5,529 5,260 5,134 5,133 5,294 5,269 1.071 4,992 4,694 4,747 4,744 4,684 4,782 4,706 4,697 4,720 4,821 4,888 1.043 1.140 1.064 4,462 4,555 4,552 4,563 4,556 1.00
Slide 51: Building permits for residential construction refurbishment Germany
Building permits for residential construction refurbishment Germany Number of construction projects 5.240 5.003 4.899 4.920 4.751 4.668 4.770 4.615 4.457 4.391 4.390 4.484 4.467 4.396 4.421 4.360 4.382 4.204 4.482 4.433 4.285 4.367 4.093 4.017 4.054 4.143 4.010 4.007 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8
Slide 52: Germany average development in temperature
Germany Ø development in temperature 21 20 19 18 17 16 15 14 Degree Celsius 13 12 11 10 9 8 7 6 5 4 3 2 1 0 January February March April Mai June July August September October November December 2023 2024 2025 Source: Deutscher Wetterdienst 52 19/11/2025
Slide 53: Presentation for investors
Presentation for investors 1 2 3 4 Key financial General figures / Business Forecast and conditions & Information model outlook strategy about the Sto share Disclaimer: Any statements in this presentation that relate to the future correspond to the state of knowledge available at the time when the p
Slide 54: Sto at a glance
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 55: Sto - at a glance
Sto - at a glance * ROCE = EBIT divided by average capital employed. Capital employed = balance sheet values are determined on the basis of an arithmetic average of the respective reference date values at month end for the respective period. Capital employed = Intangible assets + Property, plant, an
Slide 56: Sto - at a glance: segment reporting
Sto - at a glance Group segment reporting as at 31st December 2024 56 19/11/2025
Slide 57: Presentation for investors
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 58: Sto Group financial figures Q3/2025
Sto Group financial figures Q3/2025 Highlights 1,219 30 EUR million turnover EUR million Investments* -2% vs. PY +30% vs. PY Consolidated earnings as 5,575 at 09/25 roughly at the same level as the same Employees period of the previous year -4% vs. PY Information acc. to IFRS; * without: financial a
Slide 59: Sto Group financial figures Q3/2025: Summary
Sto Group financial figures Q3/2025 Summary Group-wide turnover at Sto SE & Co. KGaA in the first nine months of 2025 down 1.5 % on the previous year. Persistently difficult general conditions; hoped-for positive momentum in the construction industry, particularly in Germany, has yet to material
Slide 60: Sto Group Overview Q3/2025
Sto Group Overview Q3/2025 Persistently difficult general conditions Information acc. to IFRS; Rounding of amounts may lead to minor deviations in totals and in the calculation of percentages in this report. 60 19/11/2025
Slide 61: Sto Group turnover
Sto Group turnover Q3/2025: Difficult market environment in EUR million 1,382 1,326 1,237 1,220 1,219 01 - 09 2021 01 - 09 2022 01 - 09 2023 01 - 09 2024 01 - 09 2025 Information acc. to IFRS. 61 19/11/2025
Slide 62: Sto Group turnover: Group segment reporting
Sto Group turnover Q3/2025: Group segment reporting in EUR million Westeuropa Nord-/Osteuropa Amerika/Asien/Pazifik -2% 955 934 -0% 159 +2% 158 126 124 01 - 09 2024 01 - 09 2025 Information acc. to IFRS. 62 19/11/2025
Slide 63: Sto Group turnover: Germany and outside Germany
Sto Group turnover Q3/2025: In Germany -2 %; Outside of Germany -1 % in EUR million Inland Ausland 786 764 730 722 679 595 562 541 507 497 01 - 09 2021 01 - 09 2022 01 - 09 2023 01 - 09 2024 01 - 09 2025 Information acc. to IFRS. 63 19/11/2025
Slide 64: Sto Group employees
Sto Group employees Q3/2025: Group-wide workforce reduced Inland Ausland Sto-Konzern 5,764 5,839 5,903 5,787 5,575 3,195 3,174 3,157 3,156 3,084 2,708 2,665 2,631 2,607 2,491 30.09.2021 30.09.2022 30.09.2023 30.09.2024 30.09.2025 64 19/11/2025
Slide 65: Sto Group investments
Sto Group investments Q3/2025: Investments in further growth in EUR million 30 28 26 25 23 01 - 09 2021 01 - 09 2022 01 - 09 2023 01 - 09 2024 01 - 09 2025 Information acc. to IFRS; however, without effects from IFRS 16, without investments and depreciation/amortisation of financial assets. 65 19/11
Slide 66: Presentation for investors
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 67: Sto Group financial figures HY1/2025
Sto Group financial figures HY1/2025 Highlights 777 22 EUR million turnover EUR million Investments* -2% vs. PY +41% vs. PY 5,534 26 Employees EUR million R EBT -4% vs. PY -16% vs. PY Information acc. to IFRS; * without: financial assets and IFRS 16. 67 19/11/2025
Slide 68: Sto Group financial figures HY1/2025: Summary
Sto Group financial figures HY1/2025 Summary Consolidated turnover decreases by 2.3 % to EUR 777.1 million compared to the same period of the previous year. Difficult general conditions with increasing pricing pressure are impacting the income situation. Consolidated EBIT falls by 13.7 % to EU
Slide 69: Sto Group Overview HY1/2025
Sto Group Overview HY1/2025 Difficult general conditions with increasing pricing pressure Information acc. to IFRS; Rounding of amounts may lead to minor deviations in totals and in the calculation of percentages in this report. 69 19/11/2025
Slide 70: Sto Group turnover
Sto Group turnover HY1/2025: Reluctance to invest and increased competition and pricing pressure in EUR million 888 856 796 778 777 01 - 06 2021 01 - 06 2022 01 - 06 2023 01 - 06 2024 01 - 06 2025 Information acc. to IFRS. 70 19/11/2025
Slide 71: Sto Group turnover: Group segment reporting
Sto Group turnover HY1/2025: Group segment reporting in EUR million Westeuropa Nord-/Osteuropa Amerika/Asien/Pazifik -3% 617 597 +1% +1% 104 102 76 77 01 - 06 2024 01 - 06 2025 Information acc. to IFRS. 71 19/11/2025
Slide 72: Sto Group turnover: Germany and outside Germany
Sto Group turnover HY1/2025: In Germany -4 %; Outside of Germany -1 % in EUR million Inland Ausland 515 499 474 468 436 373 357 342 322 309 01 - 06 2021 01 - 06 2022 01 - 06 2023 01 - 06 2024 01 - 06 2025 Information acc. to IFRS. 72 19/11/2025
Slide 73: Sto Group EBT & EAT
Sto Group EBT & EAT HY1/2025: Difficult general conditions with increasing pricing pressure in EUR million EBT EAT 72 63 58 50 44 40 30 26 20 16 01 - 06 2021 01 - 06 2022 01 - 06 2023 01 - 06 2024 01 - 06 2025 Information acc. to IFRS. 73 19/11/2025
Slide 74: Sto Group employees
Sto Group employees HY1/2025: Group-wide workforce reduced Inland Ausland Sto-Konzern 5,713 5,796 5,801 5,784 5,534 3,131 3,125 3,116 3,101 3,032 2,680 2,676 2,653 2,612 2,502 30.06.2021 30.06.2022 30.06.2023 30.06.2024 30.06.2025 74 19/11/2025
Slide 75: Sto Group investments
Sto Group investments HY1/2025: Continual investments in further growth in EUR million 22 17 16 14 14 01 - 06 2021 01 - 06 2022 01 - 06 2023 01 - 06 2024 01 - 06 2025 Information acc. to IFRS; however, without effects from IFRS 16, without investments and depreciation/amortisation of financial asset
Slide 76: Sto Group balance sheet
Sto Group balance sheet Very solid balance sheet structure as at 30/06/2025 1,172 in million 1,172 Non-current assents EUR Equity capital 535 729 (Equity ratio 62%) Current assets 544 Non-current provisions and liabilities 183 Current provisions and liabilities 260 Cash and Cash equivalents 94 AKTIV
Slide 77: Sto Group P&L HY1/2025
Sto Group P&L HY1/2025 Difficult general conditions with increasing pricing pressure Information acc. to IFRS. 77 19/11/2025
Slide 78: StoGroup Cash Flow Statement HY1/2025
StoGroup Cash Flow Statement HY1/2025 Cash and cash equivalents at the end of the period above previous year Information acc. to IFRS. 78 19/11/2025
Slide 79: StoGroup balance sheet HY1/2025
StoGroup balance sheet HY1/2025 Comparison of balance sheet as at 30 June 2025 with previous year Information acc. to IFRS. 79 19/11/2025
Slide 80: StoGroup balance sheet HY1/2025
StoGroup balance sheet HY1/2025 Comparison of balance sheet as at 30 June 2025 with previous year Angaben gem. IFRS 80 19/11/2025
Slide 81: Presentation for investors
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 82: Sto Group financial figures Q1/2025
Sto Group financial figures Q1/2025 Highlights 325 6 EUR million Turnover EUR million Investments* -5% vs. PY -11% vs. PY Increase in seasonally 5,587 typical Q1 deficit compared to same period Employees of the previous year -4% vs. PY Information acc. to IFRS; * without: financial assets and IFRS 1
Slide 83: Sto Group financial figures Q1/2025: Summary
Sto Group financial figures Q1/2025 Summary Turnover of the Sto Group declines by 4.6 % to EUR 324.8 million in the first quarter of 2025. Weather conditions and negative developments in the construction sector impact business development in comparison to the previous year, particularly in Germa
Slide 84: Sto Group Q1/2025 – Overview
Sto Group Q1/2025 – Overview Weather conditions and negative developments in the construction sector impact business development Information acc. to IFRS; Rounding of amounts may lead to minor deviations in totals and in the calculation of percentages in this report. 84 19/11/2025
Slide 85: Sto Group turnover
Sto Group turnover Q1/2025: Weather conditions and negative developments in the construction sector in EUR million 368 362 341 325 304 01 - 03 2021 01 - 03 2022 01 - 03 2023 01 - 03 2024 01 - 03 2025 Information acc. to IFRS. 85 19/11/2025
Slide 86: Sto Group turnover: Group segment reporting
Sto Group turnover Q1/2025: Group segment reporting in EUR million Westeuropa Nord-/Osteuropa Amerika/Asien/Pazifik -7% 268 249 +7% +3% 48 44 28 29 01 - 03 2024 01 - 03 2025 Information acc. to IFRS. 86 19/11/2025
Slide 87: Sto Group turnover: Germany and outside Germany
Sto Group turnover Q1/2025: In Germany -10 %; Outside Germany -1 % in EUR million Inland Ausland 217 215 204 201 172 152 147 136 132 123 01 - 03 2021 01 - 03 2022 01 - 03 2023 01 - 03 2024 01 - 03 2025 Information acc. to IFRS. 87 19/11/2025
Slide 88: Sto Group employees
Sto Group employees Q1/2025: Group-wide workforce reduced year-on-year Inland Ausland Sto-Konzern 5,705 5,773 5,771 5,804 5,587 3,148 3,134 3,125 3,101 3,067 2,656 2,646 2,639 2,604 2,520 31.03.2021 31.03.2022 31.03.2023 31.03.2024 31.03.2025 88 19/11/2025
Slide 89: Sto Group investments
Sto Group investments Q1/2025: Investments in further growth in EUR million 11 6 6 6 6 01 - 03 2021 01 - 03 2022 01 - 03 2023 01 - 03 2024 01 - 03 2025 Information acc. to IFRS; however, without effects from IFRS 16, without investments and depreciation/amortisation of financial assets. 89 19/11/202
Slide 90: Presentation for investors
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 91: Sto Group 2023
Sto Group 2023 Forecasted turnover and earnings targets achieved About the title image Steimle Architekten realised a striking residential and office ensemble with three point buildings linked by a shared ground floor in Ludwigsburg city centre. The design of the new KfW-55 buildings (energy efficie
Slide 92: Sto Group financial figures 2024
Sto Group financial figures 2024 Highlights 1,612 36 EUR million Turnover EUR million Investments* -6% vs. PY -22% vs. PY 5,599 61 Employees EUR million EBT -3% vs. PY -52% vs. PY Information acc. to IFRS; * without: financial assets and IFRS 16. 92 19/11/2025
Slide 93: Sto Group financial figures 2024: Summary
Sto Group financial figures 2024 Summary Difficult market conditions burden the Sto Group's business development. Revised turnover and earnings forecast achieved. Consolidated turnover decreases by 6.2 % to EUR 1,612.3 million in 2024; losses in Germany and outside of Germany. Consolidated e
Slide 94: Sto Group turnover
Sto Group turnover Difficult market conditions burden the Sto Group's business development in EUR million 1,787 1,718 1,612 1,591 1,433 2020 2021 2022 2023 2024 Information in accordance to IFRS. 94 19/11/2025
Slide 95: Sto Group turnover outside Germany
Sto Group turnover Share of turnover generated outside of Germany increased from 58.3 % to 59.5 % in EUR million 1,026 1,002 959 898 773 762 716 693 660 654 2020 2021 2022 2023 2024 Information in accordance to IFRS. 95 19/11/2025
Slide 96: Development of EWIS market in Germany
Development of EWIS market in Germany 37 36 36 35 34 34 35 34 33 30 28 27 Million m² 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025f Source: B+L Marktdaten GmbH: Quarterly Report Q4 2024 ETICS. B+L Marktdaten GmbH retroactively updated by B+L. 96 19/11/2025
Slide 97: Sto Group turnover by product group
Sto Group turnover Facade systems still product group with largest share of total Group volume in EUR million Other product groups Other product groups -7% 249 233 Interior Interior -6% 258 241 Façade coatings Façade coatings -2% 394 388 Façade systems -8% Façade systems 817 750 2023 2024 Informatio
Slide 98: Sto Group shares of insulation board sales
Sto Group shares of insulation board sales* as at 12/2023 as at 12/2024 2% 3% 2% 3% 26% 30% 65% 69% *only associates with ERP SAP, sales basis in m². 98 19/11/2025
Slide 99: Shares of insulation board sales Sto SE & Co. KGaA
Shares of insulation board sales Sto SE & Co. KGaA as at 12/2023 as at 12/2024 2% 2% 4% 4% 34% 37% 57% 60% *Sales basis in m². 99 19/11/2025
Slide 100: EBT & EAT Sto Group
EBT & EAT Sto Group Revised turnover and earnings forecast achieved in EUR million EBT EAT 128 128 127 119 95 89 86 81 61 38 2020 2021 2022 2023 2024 Information in accordance to IFRS. 100 19/11/2025
Slide 101: Sto Group employees
Sto Group employees Group's workforce reduced in 2024 5,697 5,735 5,783 5,545 5,599 3,171 3,130 3,127 3,100 3,000 2,612 2,605 2,570 2,545 2,499 31.12.2020 31.12.2021 31.12.2022 31.12.2023 31.12.2024 101 19/11/2025
Slide 102: Sto Group investments and depreciation/amortisation
Sto Group investments and depreciation/ amortisation Investments in further growth in EUR million 47 47 47 46 42 42 42 42 41 36 2020 2021 2022 2023 2024 Information in accordance to IFRS; however, without effects from IFRS 16, without investments and depreciation/amortisation of financial assets.
Slide 103: Sto Group balance sheet
Sto Group balance sheet Very solid balance sheet structure as at 31/12/2024, strong equity base 1,158 in EUR 1,158 million Non-current assets Equity capital 553 744 (Equity ratio 64%) Current assets Non-current provisions 495 and liabilities 190 Current provisions and liabilities Cash and cash equiv
Slide 104: ROCE Sto Group
ROCE Sto Group Deterioration in key figure is mainly due to the significant decline in EBIT in % 19.7 18.9 17.3 17.1 7.8 2020 2021 2022 2023 2024 ROCE = EBIT divided by average capital employed Capital employed = balance sheet values are determined on the basis of an arithmetic average of the respe
Slide 105: Presentation for investors
Presentation for investors 3 Sto at a glance Consolidated interim report for the period from 1 January to 30 September 2025 Half-year financial report for the period from 1 January to 30 June 2025 Key financial figures / Consolidated interim report for the period from 1 January to 31 March 2025 Info
Slide 106: Sto share: shareholder structure and dividend information
Sto share Shareholder structure and dividend information 16,00 16.00 14,00 14.00 14.46 12,00 12.00 14.06 13.43 12.60 10,00 10.00 8.00 8,00 Shareholder structure 6.00 6,00 4.00 4,00 5.89 5.00 5.00 5.00 5.00 3.31 2.00 2,00 0.00 0,00 6% 2020 2021 2022 2023 2024 37% Earnings per share Dividend payment*
Slide 107: Sto share - Share price trend
Sto share - Share price trend 107 19/11/2025
Slide 108: Presentation for investors
Presentation for investors 1 2 3 4 Key financial General figures / Business Forecast and conditions & Information model outlook strategy about the Sto share Disclaimer: Any statements in this presentation that relate to the future correspond to the state of knowledge available at the time when the p
Slide 109: Outlook: significant opportunities and risks
Outlook Significant opportunities and risks Material opportunities Sto products and systems improve the energy efficiency of buildings and contribute to climate protection Housing turbo (coalition agreement) Government support programmes / Green Deal Implementation of the European Building E
Slide 110: Outlook for 2025 as a whole
Outlook Outlook for 2025 as a whole * The forecast is based on average weather conditions and an economic development in line with expectations in Sto's key markets as well as a mainly stable euro exchange rate. Another key assumption is that geopolitical tensions such as the Russia- Ukraine conflic
Slide 111: Contact
Contact Investor Relations Désirée Konrad, Member of the Executive Board of STO Management SE, Finance Contact via: Tel. +49 7744 57 – 1241 E-mail: s.zeller@sto.com 111 19/11/2025
Slide 112: Contact
Contact Investor Relations Sandra Zeller, Investor Relations Contact via: Tel. +49 7744 57 – 1241 E-mail: s.zeller@sto.com 112 19/11/2025
Slide 113: Financial calendar 2025
Outlook Financial calender 2025 30.04.2025 Electronic publication of the 2024 annual financial statements 05.05.2025 Earnings Call FY 2024 08.05.2025 Consolidated interim report first half of 2025 (1st quarter) 08.05.2025 Earnings Call Q1 2025 18.06.2025 Ordinary General Meeting 27.08.2025 Report on
Slide 114: Thank you for your interest!
Thank you for your interest! Sto SE & Co. KGaA 19/11/2025 Sto SE & Co. KGaA reception building Design: Wilford Schupp Architekten, Stuttgart, DE Orange Blu, Stuttgart, DE 114
Sto SE & Co. KGaA — Investor Presentation (November 2025) on 6ix