Slides
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9M 2025 Powering the future with growth and strategic leadership transition October 23, 2025 - Paris Julien Hueber, CEO
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Safe Harbour This presentation contains forward-looking statements which are subject to various expected or unexpected risks and uncertainties that could have a material impact on the Company’s future performance. Readers are also invited to visit the Group’s website where they can view and download Nexans’ Universal Registration Document,which includes a description of the Group’s risk factors. NB: any discrepancies are due to rounding. INVESTOR RELATIONS: Contact: Audrey Bourgeois Telephone: +33 1 78 15 00 43 Email: audrey.bourgeois@nexans.com 9M 2025 FINANCIAL INFORMATION | Page 2 Nexans 2025 © All right Reserved
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Preliminary remarks 9M 2025 FINANCIAL INFORMATION | Page 3 Nexans 2025 © All right Reserved Julien Hueber Chief Executive Officer
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9M 2025 ORGANIC GROWTH Q3 2025 ORGANIC GROWTH €7.9bn ADJUSTED BACKLOG (as of 30 September 2025) PWR-TRANSMISSION BACKLOG 9M 2025 FINANCIAL INFORMATION | Page 4 Nexans 2025 © All right Reserved +7.7% GROUP €1,566m STANDARD SALES +12.6% ELECTRIFICATION BUSINESSES €1,233m STANDARD SALES +9.4% ELECTRIFICATION BUSINESSES €3,841m STANDARD SALES c. €125m LTM CURRENT SALES (as of July 2025) ACQUISITION IN CANADA CLOSING EXPECTED IN H1 2026 STRENGTHENING PWR-CONNECT POSITIONING +5.8% GROUP €5,331m STANDARD SALES Q3 and 9M 2025 Key highlights
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9M 2025 FINANCIAL INFORMATION | Page 5 Nexans 2025 © All right Reserved Nexans showcasing its innovative approach to Electrification through its E3 model From student led projects, startups to large AI-driven sustainable solutions To further support a new era of Sustainable Electrification Nexans Innovation Summit in Toronto in October 2025 Nexans Climate Day has evolved as Nexans Innovation Summit
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Electro Cables is a Canadian player in low-voltage cables, delivering high performance, service-oriented solutions for specialized projects and critical buildings. Strongly positioned in its market, the company combines attractive growth prospects with robust profitability. It is expected to be EPS accretive from year one. Its industrial footprint entails significant capacity expansion potential. c. 200 EMPLOYEES CLOSING OF THE TRANSACTION EXPECTED IN H1 2026 COMPLEMENT NEXANS’ ACTIVITY PORTFOLIO ATTRACTIVE GROWTH AND ROBUST PROFITABILITY PROFILE COMMERCIAL AND PLANT SPECIALISATION SYNERGIES c. € 125m LTM CURRENT SALES AS OF JULY 2025 2 SITES IN CANADA (1) Acquisition of Electro Cables in Canada Reinforcing Nexans’ positioning in PWR-Connect in a highly dynamic market 9M 2025 FINANCIAL INFORMATION | Page 6 Nexans 2025 © All right Reserved (1)Based on an average EUR/CAD rate of 1.53 for the 12-month period ending July 2025
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9M 2025: High Group organic growth Powered by electrification businesses: +9.4% organic growth * Pro forma 2024, see appendices 5,226 5,331 +5.8% -6.0% +4.1% Standard sales (€m) 9M 2024 9M 2025 NON-ELECTRIFICATION (INDUSTRY & SOLUTIONS) OTHER ACTIVITIES (MAINLY METALLURGY)ELECTRIFICATION BUSINESSES 9M ORGANIC GROWTH 9M ORGANIC GROWTH 9M ORGANIC GROWTH GROUP 1,680 1,566 Q3 2024 Q3 2025 3,351 3,841 1,103 1,233 9M 2024* 9M 2025 Q3 2024* Q3 2025 9M 2024* 1,247 868 9M 2025 390 167 Q3 2024* Q3 2025 9M 2024* 628 623 9M 2025 188 166 Q3 2024* Q3 2025 Standard sales (€m) Standard sales (€m) Standard sales (€m) 9M 2025 FINANCIAL INFORMATION | Page 7 Nexans 2025 © All right Reserved +7.7% Q3 ORGANIC GROWTH +9.4% 9M ORGANIC GROWTH +12.6% Q3 ORGANIC GROWTH -6.3% Q3 ORGANIC GROWTH -8.2% Q3 ORGANIC GROWTH
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PWR-Transmission Smooth execution on our projects and favorable production mix Standard sales stood at €1,115 million in the first nine months of 2025, compared to €899 million over the same period last year, up +25.3% organically. This performance was mainly driven by : ✓ a smooth execution ✓ a favorable production mix ✓ more installation campaigns in Q3 2025 compared to Q3 2024 Pipeline of activity remains strong in subsea activity * Pro forma 2024, see appendices +33.3% ADJUSTED BACKLOG (€bn) Good visibility until 2028 7.9 6.2 5.2 2.4 SEP 22 SEP 23 SEP 24 SEP 25 899 1,115 9M & Q3 2025 STANDARD SALES (€m) 277 368 9M 2024* 9M 2025 Q3 2024* Q3 2025 +27% 9M 2025 FINANCIAL INFORMATION | Page 8 Nexans 2025 © All right Reserved 9M ORGANIC GROWTH Q3 ORGANIC GROWTH +25.3%
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PWR-Grid Strong underlying trends driving the business Standard sales reached €989 million in the first nine months of 2025 compared to €945 million over the same period last year, up + 6.7% organically. In Q3 2025, PWR-Grid confirmed a solid trajectory with + 9.0% organic growth, thanks to the ramp up of frames and projects notably in Europe, and Accessories business that continued to grow in line with the global Grid market trend. 9M & Q3 2025 STANDARD REVENUE (€M) * Pro forma 2024, see appendices 9M 2024* 945 989 9M 2025 Q3 2024* 295 314 Q3 2025 9M 2025 FINANCIAL INFORMATION | Page 9 Nexans 2025 © All right Reserved +9.0%+6.7% 9M ORGANIC GROWTH Q3 ORGANIC GROWTH
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PWR-Connect Very strong dynamics in some regions & signs of recovery in others Standard sales amounted to €1,737 million in the first nine months of 2025 compared to €1,507 million in the first nine months 2024, up + 1.4% organically. In Q3 2025, PWR-Connect organic growth was at +3.6% with signs of recovery in Europe and outstanding performance in some regions such as North America, South America and Middle East & Africa. European environment remained challenging, notably in the Nordics, whereas France demonstrated resilience in organic growth. In Italy, the market was resilient while we continued to deploy our innovations as planned and roll out our SHIFT program. * Pro forma 2024, see appendices 9M & Q3 2025 STANDARD REVENUE (€M) 9M 2024* 1,507 1,737 9M 2025 Q3 2024* 530 551 Q3 2025 9M 2025 FINANCIAL INFORMATION | Page 10 Nexans 2025 © All right Reserved +3.6%+1.4% 9M ORGANIC GROWTH Q3 ORGANIC GROWTH
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2025 Guidance Reiterated €810m – €860m €275m – €375m Excluding 6 months of Lynxeo for c.€45 million, including 7 months of Cables RCT for c.€4 million & excluding future changes of scope ADJUSTED EBITDA FREE CASH FLOW 9M 2025 FINANCIAL INFORMATION | Page 11 Nexans 2025 © All right Reserved
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Appendices
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2028 guidance ADJ. EBITDA FCF CONVERSION(1) ROCE DIVIDEND PAYOUT(2) LEVERAGE GROUP >45% >20% 30% €1,150m (+/-€75M) ORGANIC SALES 2024-2028 CAGR INCREMENTAL ADJ. EBITDA ELECTRIFICATION 3-5% +€350m (+/-€50m) (1) FCF pre-M&A and equity operations / Adj. EBITDA assuming flat change in WC (2) Share of recurring net income ≤ 1.0x 9M 2025 FINANCIAL INFORMATION | Page 13 Nexans 2025 © All right Reserved
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(1) Organic growth on Standard sales at constant scope and currency. Standard: Copper standard price at €5,000/t and Aluminum standard price at €1,200/t. (2) 2025 pro forma relates to reclassification of non-core automotive activity in Sweden which is not part of the Lynxeo disposal scope in segment "Other activities”. 2025 Quarterly Organic Growth YoY Organic growth % (1) ELECTRIFICATION → PWR - Transmission → PWR - Grid → PWR - Connect NON-ELECTRIFICATION (Industry & Solutions) TOTAL EXCL. OTHER ACTIVITIES → Other activities TOTALGROUP Q1 2025 Pro Forma (2) +6,8% +21.7% +1.7% +1.9% -4.1% +3.9% +5.3% +4.1% Q2 2025 Pro Forma (2) +8.6% +21.6% +9.3% -1.4% -6.8% +4.9% +11.9% +5.7% H1 2025 Pro Forma (2) +7.8% +21.7% +5.6% +0.2% -5.5% +4.4% +8.3% +4.9% Q3 2025 +12.6% +33.3% +9.0% +3.6% -8.2% +9.6% -6.3% +7.7% 9M 2025 +9.4% +25.3% +6.7% +1.4% -6.0% +6.0% +4.1% +5.8% 9M 2025 FINANCIAL INFORMATION | Page 14 Nexans 2025 © All right Reserved
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(1) Standard: Copper standard price at €5,000/t and Aluminum standard price at €1,200/t. (2) 2025 pro forma relates to reclassification of non-core automotive activity in Sweden which is not part of the Lynxeo disposal scope in segment "Other activities”. 2025 Quarterly Standard Sales Standard Sales (€m) (1) ELECTRIFICATION → PWR - Transmission → PWR - Grid → PWR - Connect NON-ELECTRIFICATION (Industry & Solutions) TOTAL EXCL. OTHER ACTIVITIES → Other activities TOTALGROUP Q1 2025 Pro Forma (2) 1,221 308 312 601 353 1,574 242 1,815 Q2 2025 Pro Forma (2) 1,386 439 362 585 348 1,734 215 1,950 H1 2025 Pro Forma (2) 2,607 747 674 1,186 701 3,308 457 3,765 Q3 2025 1,233 368 314 551 167 1,400 166 1,566 9M 2025 3,841 1,115 989 1,737 868 4,708 623 5,331 9M 2025 FINANCIAL INFORMATION | Page 15 Nexans 2025 © All right Reserved
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2025 Quarterly Current Sales Current Sales (€m) ELECTRIFICATION → PWR - Transmission → PWR - Grid → PWR - Connect NON-ELECTRIFICATION (Industry & Solutions) TOTAL EXCL. OTHER ACTIVITIES → Other activities TOTALGROUP Q1 2025 Pro Forma(1) 1,513 316 373 824 385 1,897 395 2,292 Q2 2025 Pro Forma(1) 1,678 442 432 804 378 2,056 347 2,403 H1 2025 Pro Forma(1) 3,190 758 805 1,628 763 3,954 742 4,696 Q3 2025 1,512 377 373 762 167 1,679 272 1,951 9M 2025 4,702 1,135 1,178 2,390 930 5,633 1,014 6,647 9M 2025 FINANCIAL INFORMATION | Page 16 Nexans 2025 © All right Reserved (1) 2025 pro forma relates to reclassification of non-core automotive activity in Sweden which is not part of the Lynxeo disposal scope in segment "Other activities”.
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9M 2025 Bridge Standard Sales Impact of foreign exchange and consolidation scope Standard Sales (€m) (1) 9M 2024 Pro Forma Scope Currency Organic Growth 9M 2025 Reported ELECTRIFICATION 3,351 256 (73) 307 3,841 → PWR - Transmission 899 - (9) 225 1,115 → PWR - Grid 945 0 (18) 62 989 → PWR - Connect 1,507 256 (46) 20 1,737 NON-ELECTRIFICATION (Industry & Solutions) 1,247 (318) (6) (56) 868 TOTAL EXCL. OTHER ACTIVITIES 4,598 (62) (79) 252 4,708 → Other activities 628 1 (30) 24 623 TOTAL GROUP 5,226 (61) (110) 276 5,331 9M 2025 FINANCIAL INFORMATION | Page 17 Nexans 2025 © All right Reserved (1) Standard: Copper standard price at €5,000/t and Aluminum standard price at €1,200/t. (2) Pro forma figures correspond to reclassifications between reporting segments. (3) Organic growth on Standard sales at constant scope and currency. (2) (3)
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2025 Bridge Pro Forma (1) Standard: Copper standard price at €5,000/t and Aluminum standard price at €1,200/t. (2) 2025 pro forma relates to reclassification of non-core automotive activity in Sweden which is not part of the Lynxeo disposal scope in segment "Other activities". 9M 2025 FINANCIAL INFORMATION | Page 18 Nexans 2025 © All right Reserved Q1 2025 Reported bridge Q1 2025 Pro forma 1,221 - 1,221 308 - 308 312 - 312 601 - 601 362 (9) 353 1,583 (9) 1,574 233 9 242 1,815 - 1,815 Standard Sales (€m) (1) ELECTRIFICATION → PWR - Transmission → PWR - Grid → PWR - Connect NON-ELECTRIFICATION (Industry & Solutions) TOTAL EXCL. OTHER ACTIVITIES → Other activities TOTAL GROUP (2) Q2 2025 Reported bridge Q2 2025 Pro forma 1,386 - 1,386 439 - 439 362 - 362 585 - 585 360 (12) 348 1,746 (12) 1,734 204 12 215 1,950 - 1,950 (2) H1 2025 Reported bridge H1 2025 Pro forma 2,607 - 2,607 747 - 747 674 - 674 1,186 - 1,186 721 (20) 701 3,329 (20) 3,308 437 20 457 3,765 - 3,765 (2)
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2024 Bridge Pro Forma (1) Standard: Copper standard price at €5,000/t and Aluminum standard price at €1,200/t. (2) Pro forma figures correspond to reclassifications between reporting segments. 9M 2025 FINANCIAL INFORMATION | Page 19 Nexans 2025 © All right Reserved Standard Sales (€m) (1) ELECTRIFICATION → PWR - Transmission → PWR - Grid → PWR - Connect NON-ELECTRIFICATION (Industry & Solutions) TOTAL EXCL. OTHER ACTIVITIES → Other activities TOTAL GROUP Q3 2024 Reported bridge Q3 2024 Pro forma 1,099 4 1,103 277 - 277 288 7 295 533 (3) 530 404 (14) 390 1,503 (10) 1,493 177 10 188 1,680 - 1,680 9M 2024 Reported bridge 9M 2024 Pro Forma 3,344 6 3,351 899 - 899 923 21 945 1,522 (15) 1,507 1,294 (47) 1,247 4,639 (41) 4,598 588 41 628 5,226 - 5,226 (2) (2)
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SCIENCE BASED INITIATIVE (SBTi) TARGETS VS 2019 BASE YEARSCOPE 3 EMISSIONS UPSTREAM SCOPE 1 EMISSIONS DIRECT SCOPE 3 EMISSIONS DOWNSTREAM SCOPE 2 EMISSIONS INDIRECT PURCHASE OF RAW MATERIALS BUSINESS TRAVEL USE OF SOLD PRODUCTS INDUSTRIAL OPERATIONS PURCHASE OF ELECTRICITY FREIGHT FREIGHT WASTES Carbon emissions reduction (in %) 2019 2028 2030 -30% -46% 2050 -30% -42% APPROVED 2024 -38% -40% Good performance and progress to date occurs in stages and cannot be extrapolated linearly to the year 2030. Rounded figures. Sustainability In our compass 9M 2025 FINANCIAL INFORMATION | Page 20 Nexans 2025 © All right Reserved
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Sustainability Supported by a trendsetter operating model SCIENCE BASED INITIATIVE (SBTi) TARGETS VS 2019 BASE YEAR Carbon emissions reduction (in %) 2019 2028 2030 -30% -46% 2050 -30% -42% APPROVED 2024 -38% -40% Good performance and progress to date occurs in stages and cannot be extrapolated linearly to the year 2030. Rounded figures. 9M 2025 FINANCIAL INFORMATION | Page 21 Nexans 2025 © All right Reserved
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Nexans at a glance A global player of the energy transition €7.1bn STANDARDSALES 28,500 PEOPLE 41 COUNTRIES OUR PURPOSE WE ELECTRIFY THE FUTURE OUR VALUES DEDICATED PIONNEERS UNITED OUR PURPOSE SCALE-UP TO STEP-UP PWR-TRANSMISSION PWR-GRID PWR-CONNECT ELECTRIFICATIONBUSINESSES OTHER (MAINLY METALLURGY & RECYCLING) NON-ELECTRIFICATION 2024 9M 2025 FINANCIAL INFORMATION | Page 22 Nexans 2025 © All right Reserved
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Diversified end-markets and balanced geographic footprint % SALES AT STANDARD METAL PRICES, EXCLUDING AUTO-HARNESS AND PWR-TRANSMISSION 19% NORTH AMERICA 12% LATIN AMERICA 47% EUROPE 10% MIDDLE EAST & AFRICA 12% APAC €7.1Bn 2024 SALES AT STANDARD METAL PRICE €804m 2024 ADJUSTED EBITDA 18% PWR-TRANSMISSION 18% PWR-TRANSMISSION 18% PWR-GRID 21% PWR-GRID 29% PWR-CONNECT 35% PWR-CONNECT 65% ELECTRIFICATION 74% ELECTRIFICATION 24% NON-ELECTRIFICATION 26% NON-ELECTRIFICATION 11% OTHERS 0.3% OTHERS 9M 2025 FINANCIAL INFORMATION | Page 23 Nexans 2025 © All right Reserved
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The urgency of Electrification CABLE MARKETS FORECAST NET-ZERO TRANSITION ‒ Shift from fossil fuel to renewables ‒ Bring energy from generation area to consumption area GRID RENEWAL & STRENGTHENING ‒ Replace and monitor ageing grids to avoid blackouts ‒ Cope with demand through smart grids, digital asset management and superconducting cables SMART & SAFE BUILDINGS ‒ Supply renovation wave and smart buildings ‒ Ensure customer safety and contain spread of fire MEDIUM VOLTAGE CABLES, ACCESSORIES AND SERVICES LOW VOLTAGE CABLES, ACCESSORIES AND SERVICES HIGH VOLTAGE CABLES AND SERVICES +11.5% CAGR +14.3% CAGR +4.2% CAGR +3.8% CAGR €3bn €1bn €88bn €40bn €62bn €55bn €81bn €5bn 2019 2030E 2019 2030E 2019 20192030E 2030E The beginning of a demand super cycle comparable to the 1950-1970’s Generation Transmission Grid Connect Source: Roland Berger 2019 studies 9M 2025 FINANCIAL INFORMATION | Page 24 Nexans 2025 © All right Reserved
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Our strategy Electrifying the future x6 ELECTRICITY DEMAND GROWTH BETWEEN 2023 AND 2035 ~86% OF CARS WILL BE ELECTRIC BY 2035 +2bn URBAN POPULATION BY 2050 IN EMERGING MARKETS, GENERATING DEMAND FOR NEW BUILDINGS Source: Nexans 2024 Capital Markets Day PWR-TRANSMISSION Offshore wind Residential Datacenters Industrial Commercial Mobility Infra- structures Centralized generation Transmission subsea and land Distribution Usage Onshore wind Solar Hydro Nuclear Distributed generation (Utility scale) Distributed generation (Private) ELECTRIFICATION PWR- CONNECTPWR- GRID 9M 2025 FINANCIAL INFORMATION | Page 25 Nexans 2025 © All right Reserved
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Glossary Adjusted PWR-Transmission backlog: Backlog adjusted for secured but not yet implemented Subsea, Land and Special Telecom contracts. Adjusted EBITDA: Starting 2023, Nexans consolidated adjusted EBITDA is defined as operating margin before (i) depreciation and amortization, (ii) share-based payment expenses, and (iii) other specific operating items which are not representative of the business performance. Free Cash Flow (FCF): FCF is determined based on EBITDA restated for the net change in provisions including pensions/other post-employments benefits and other non-cash items. It also includes net changes working capital, capital expenditures net of disposal proceeds, other investing cash-in/out but excluding those related to the sale/purchase of shares in a company with a change in consolidation method, restructuring cash-out, financial interest paid and income tax paid. Operating margin: The operating margin is assessed before the impact of (i) the revaluation of the Core exposure, (ii) impairment of property, plant and equipment, intangible assets or goodwill resulting from impairment tests, (iii) the change in fair value of non-ferrous metal financial instruments, (iv) capital gains and losses on asset disposals, (v) related acquisition costs for completed acquisitions and costs and fees related to planned acquisitions, (vi) expenses and provisions for antitrust investigations, (vii) reorganization costs, (viii) the share in net income of associates, (ix) net financial income (loss), (x) taxes and (xi) net income from discontinued operations. Organic growth: Standard sales growth as a percentage of prior- year standard sales. Organic growth is a measure of growth excluding the impact of changes in the scope of consolidation and changes in exchange rates. ROCE (Return on Capital Employed): ROCE is defined as 12 months Operating Margin in relation to end-of-period Operational Capital Employed, excluding the antitrust provision. Operational Capital Employed includes operating and non- operating working capital items, intangible and tangibles assets, loans and receivables, deferred taxes, reserves excluding pensions and other employee benefit reserves and restructuring reserves. Sales at standard non-ferrous metal prices: Sales figures based on a standard price for copper and aluminum in order to neutralize the effect of fluctuations in non-ferrous metal prices and therefore measure the underlying sales trend. Starting on January 1, 2020, these references are set at 5,000 euros per metric ton for copper and 1,200 euros per metric ton for aluminum and are then converted into the currencies of each unit, thus taking into account the specific economic conditions of the units. Sales at current non-ferrous metal prices: Net sales (at current metal prices) represent revenue from sales of goods held for resale, as well as sales of goods and services deriving from the Group’s main activities, for which consideration has been promised in contracts drawn up with customers. 9M 2025 FINANCIAL INFORMATION | Page 26 Nexans 2025 © All right Reserved
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Financial Calendar and Contact ROADSHOWS & CONFERENCES October 2025: Site visit with ODDO BHF (Sweden) October 2025: Roadshow with ODDO BHF (Nordics, In person) November 2025: Roadshow with UBS (Paris, In person) November 2025: Roadshow with GOLDMAN SACHS (NYC, In person) November 2025: Roadshow with BERENBERG (London, In person) December 2025: GOLDMAN SACHS Industrials and Materials Conference (UK, In person) December 2025: BERENBERG European Conference (UK, In person) January 2026: ODDO BHF Site visit (Lyon, France) January 2026: ODDO BHF Forum (Lyon, France, In person) Audrey Bourgeois VP Investor Relations +33 1 78 15 00 43 audrey.bourgeois@nexans.com FINANCIAL CALENDAR February 19, 2026: 2025 full-year earnings