29 slides from Empresa Distribuidora Y Comercializadora Norte S.a. Class B's earnings presentation, Mar 6, 2026
Slide 1: Earnings Release Fourth Quarter 2025
EARNINGS RELEASE Fourth Quarter 2025 March 2026
Slide 2: Earnings release introduction and webcast information
Buenos Aires, Argentina, March 6,2026 Empresa Disibuidora y Comercialzadora Norte SA, (NYSE/BYMA: EDN) ‘edenor” or ‘the mpan] rvi's pe sesh ior bth mtr ot mba and energy sales a ite resus forthe fourth quarter of ‘aos Al figures are stated in Argentine Pesos on constant cureney bass, and the informa
Slide 3: Agenda
AGENDA EARNINGS RELEASE FOURTH QUARTER 2025 Highlights & Regulatory Framework Financial Results Operating Indicators Investments Financial Debt Summary
Slide 4: Highlights & Regulatory Framework
EARNING RELEASE FOURTH QUARTER 2025 01 HIGHLIGHTS & Regulatory Framework
Slide 5: What Changed Since January 2025
WHAT CHANGED SINCE JANUARY 2025 Positive regulatory changes, 5-Year (2025-2030) Integral Tariff Review completed Key Milestones Towards Edenor’s Normalization — Revenues (in million of pesos) denor submitted anew taf proposal tothe ENE, to be evaluated ina ‘public hearing. bal The ENRE held a public
Slide 6: Improved Financial Performance
IMPROVED FINANCIAL PERFORMANCE The normalization of tariffs was reflected in EDENOR’S financial indicators. Revenues (in million of pesos) EBITDA (in million of pesos) _— 110% ee a, 200891 ssng75 [_ LI anes nana aes nampa Daws CAPEX (in million of pesos) Collectability (%) 950% 95.79% $512,008 o s30
Slide 7: Financial Results
EARNING RELEASE FOURTH QUARTER 2025 02 FINANCIAL RESULTS
Slide 8: Improvement in Results
IMPROVEMENT IN RESULTS. EDENOR invested ARS 394,892 in 2025 and achieved improvements in main operating indicators. edenor Revenues: Rose to ARS 706,123 milion in 4025 (+4%in constant currency vs. 4024). This was mainly due to the tariff regularization including the impact of February 2024 tariff ad
Slide 9: Energy Sales Volumes
& ENERGY SALES VOLUMES edenor’ Energy sales volume increased by 3.94% in 4Q25. ES SY TT TTT | Sai: volun 4025 totaled 379 GWh, (3.94% vs, 4024) a may tothe eet on eran rom eters Resident 10,821 483% — 3019427104528 2973,208, 18% 1.8% commercial clients. Edenor's client base reached 3.39 million Sra
Slide 10: Sales
SALES Trend in Sales Sales variation in GWh 2025 vs 2024 for main segments. LTM and monthly sales variation in GWh vs. prior year Average temperature for Dec 25 was 1.52 lower than Dec-24 EARNINGS RELEASE FOURTH QUARTER 2025 = vs2028 1,6% ame 0,1% i -0,2% mi — Residential Small Medium ; as Commercia
Slide 11: Operating Expenses
OPERATING EXPENSES Lower operating expenses in 4Q25 (-6% vs. 4Q24) In million of pesos in constant figures Salas, social security tases (281.418) &) Pensions Plans (6703) (%) Communkatons expenses 1si7) 2% ‘Alowance forthe mp of rade and oer receables (23.196) (12462) 86% ‘uppes consumption (98899)
Slide 12: EBITDA
2025 ARS 572 Billion EARNINGS RELEASE FOURTH QUARTER 2025 In million of Pesos a ik in constant figure Net operating Results 143,139 55,346 159% 36244 17,158 111% Coie of property, plant and equipment+ ere ne ar us \mortization Agreement on the Reg.Of Obiig. 218,114 : 3012 : a EBITDA 571,975 272,639
Slide 13: Operating Results
EARNING RELEASE FOURTH QUARTER 2025 03 OPERATING RESULTS
Slide 14: Quality Standards
QUALITY STANDARDS SAIDI hours / year / customer edenor* SAIFI times / year /customer 303 — Real -— Requested 2017-2018 2019-2020 2021 0_— 023-2024 dee-S At the end of the fourth quarter of 2025, the SAIDI and SAIFI indicators were 6.81 hours and 2.96 average outages per client, respectively, in the
Slide 15: Energy Losses
ENERGY LOSSES edenor’ Energy losses LTM at December 2025 were 15.7%. Driving Innovation and Efficiency in Loss Mitigation: ‘Measurable Strides in Inspection and Detection: Recovery Initiatives and Redefining Balance: We continue to leverage the potential of analytical and artificial _-—_—From Octobe
Slide 16: Investments
EARNING RELEASE FOURTH QUARTER 2025 04 INVESTMENTS
Slide 17: Investments
INVESTMENTS Accum 12M25 ARS 395 Billion 4025 ARS. 103 Billion ‘ARS 394,892 M. PROJECTS COMMISSIONED +2 New Substations +8,156 smart meters installed in all of Edenor’s T3 clients 132 kV busbar expansion at Zappalorto Substation aan 132 kV underground transmission line (8.75 km) connecting Zappalorto
Slide 18: Financial Debt
EARNING RELEASE FOURTH QUARTER 2025 05 FINANCIAL DEBT
Slide 19: Financial Debt
FINANCIAL DEBT Total Financial Debt 16% 84% i loans Senior Notes as of December 2025 = (ee) US$ 96 Uss 385° ‘uss 80” Us$ 15 Careney usp usp usp usp ARS. = ans anc wr ans ans Rate 9.75% 9.50% 9.75% 8.50% TAMAR + 6.0% Mauity Nov2006——ugz028 OR 2BOC29 gros aug 206 Total Existing Notes + Loans Outstandi
Slide 20: Financial Debt & Ratings
FINANCIAL DEBT & RATINGS Senior Notes as of December 2025 21033 ast 228.38 12833 2026 208 209 2030 Ratings SaPGiobal Moony’ FitchRatings Escala Nacional LP raat ‘Aar Alara) Escala Nacional CP Aar At(arg) Escala Global LP 8 83 : ccce
Slide 21: Summary
EARNING RELEASE FOURTH QUARTER 2025 06 SUMMARY
Slide 22: Final Remarks
FINAL REMARKS Edenor is in a solid position, benefiting from changes that have strengthened its financial profile, well-positioned for the ‘energy transition (new technologies, improvements and efficiencies, environmental considerations). ES Es Ee Diversified financing strategy New Businesses: In 20
Slide 23: About Edenor
ABOUT EDENOR Empresa Distribuidora y Comercializadora Norte S.A. (edenor) is the largest electricity distribution company in Argentina in terms of number of customers and electricity sold (in GWh). Through a concession, edenor distributes electricity exclusively in the northwest of Greater Buenos Ai
Slide 24: Investor Relations Contacts
INVESTOR RELATIONS CONTACTS German Ranftl_ | Chief Financial Officer Lucila Ramallo | Deputy Investor Relations Manager investor@edenor.com | Tel. +54 (11) 4346 5511 edenor® EARNINGS RELEASE FOURTH QUARTER 2025
Slide 25: Consolidated Statement of Comprehensive Income
Consolidated Statement of Comprehensive Income. For the twelve-month period ended on December 31, 2025 and 2024 Values expressed in constant currency basis. EARNINGS RELEASE FOURTH QUARTER 2025 Revenues Energy Purchases Distribution Margin ‘Transmssion and distribution expenses Gross Prot Seltog exp
Slide 26: Consolidated Statement of Comprehensive Income (Historical Values)
Consolidated Statement Comprehensive Income. For the twelve-month period ended on December 30, 2025 and 2024. Values expressed at historical values EARNINGS RELEASE FOURTH QUARTER 2025 Revenues Energy Purchases Subtotal Transmission and dstrbution expenses Gross Profit ‘Seling expenses Administrativ
Slide 27: Consolidated Statement of Financial Position
Consolidated Statement of Financial Position For the twelve-month period ended as of December 31, 2025 and December 31, 2024 Values expressed in constant currency basis. EARNINGS RELEASE FOURTH QUARTER 2025 ASSETS Noncurrent assets Property, part and equipment Interest pit vertures Rightotase asset
Slide 28: Condensed Interim Consolidated Statement of Cash Flows
Condensed Interim Consolidated Statement of Cash Flows. For the twelve-month period ended on December 31, 2025 and 2024 Values expressed in constant currency basis. EARNINGS RELEASE FOURTH QUARTER 2025 Cash flows from operating activities Income forthe year Adjustments to reconcile net (loss) profit
Slide 29: Signatures
SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Empresa Distribuidora y Comercializadora Norte S.A. By: /s/ Germán Ranftl Germán Ranftl Chief Financial