Slides
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Aguas Andinas November 2025 9M2025 Results
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November 2025 Contact : inversionista@aguasandinas.cl www.aguasandinasinversionistas.cl Investor Relations Team JAVIERA VISCAYA Investor Relations Specialist Speakers MIQUEL SANS Financial Director 2 JORGE CUÉLLAR Investor Relations Specialist CRISTIAN TORRES Controlling and Accounting Manager DENISSE LABARCA Head of Investor Relations ANTONELA LAINO Finance and Investor Relations Manager
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Agenda 9M2025 Results Financial context1 2
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November 20254 Financial context A shared purpose 4
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November 2025 5 Financial Context Tariffs Hydric levels Awards Others At the end of September, El Yeso Reservoir was at 84.2% of its capacity. In recent months, and with the aim of maintaining a safe water level in El Yeso Reservoir, certain water transfers have been carried out, also as part of an efficient operation. On October 24th, SISS authorized the application of the tariff corresponding to the Alternative Supply Plan, which will be applied starting September 15th, 2025. The deodorization project in La Farfana progressed and drilling of the first wells corresponding to the Base Drought well batteries began. Aguas Manquehue's tariff decree was published on November 5th. Dividend distribution: It was agreed to distribute $42,000,026,151 as an interim dividend, equivalent to $6.86391 per share, to be paid on December 2, 2025. International risk rating affirmed by S&P at A- with a stable outlook. Local risk rating affirmed by Feller Rate and ICR Chile at AA+ with a stable outlook. Aguas Andinas was recognized in all categories of ALAS20 ranking: ALAS20 Grand Prix. ALAS20 Chile Company – Best Company in the Country. Leading Company in Investor Relations. Leading Company in Sustainability. ALAS20 evaluates companies from Brazil, Chile, Colombia, Spain, Mexico, and Peru.
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November 20256 9M 2025 Results A shared purpose 6
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November 2025 7 EBITDA increased by 8.1%, (+8.9% with leap day effect) maintaining its growth. MAIN VARIATIONS Revenue increased by 7.8%, driven primarily by: Tariff effect of +32,849 MCLP resulting from the tariff process and polynomial indexations. Increase in consumption by +3,784 MCLP (+1.2% in volume). Costs increased by 7.5%, mainly due to: CPI effect and USD Exchange rate impact by (8,034) MCLP. Increased costs due to organic growth (819) MCLP, increased non-sanitation activity (2,199) MCLP and additional tariff (1,304) MCLP (linked to water transfer costs and alternative supply plan). Personnel costs (2,567) MCLP mostly impacted by regulatory changes. Electricity (1,946) MCLP mostly linked to regulated tariff increase. Other operating costs mainly for business support applications (1,467) MCLP, execution of collector unclogging and hydraulic efficiency plans (1,268) MCLP, cutting and replacement services activity (1,208) MCLP, and network maintenance and asset management (909) MCLP. Impairment of bad debt by (193) MCLP. Offset by efficiencies by +2,642 MCLP. Financial results mainly associated with higher financial costs (4,191) MCLP due to a higher level of debt and revaluation of the monetary correction of the financial debt by (3,788) MCLP, partially offset by an increase in financial income due to a higher level of treasury. Other results (4,912) MCLP, impacted mainly by asset sales in 2024. Income tax +720 MCLP resulting from the inflationary effect of deductible permanent differences (mainly the monetary correction of Taxable Equity). Figures in CLP million 483,314 520,858 9M24 9M25 REVENUES +7.8% REVENUES 235,306 254,310 9M24 9M25 EBITDA EBITDA +8.1% MARGIN 91,402 97,305 9M24 9M25 NET INCOME NET INCOME +6.5% 48.8%%48.7%
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November 2025 8 Strong cash generation Sep-2025 Sep-2024 OCF 247,109 235,172 Taxes 7,761 (22,640) Net financial payments (31,437) (31,687) Capex paid (114,691) (123,136) FCF 108,742 57,709 Figures in CLP million Var. 11,937 30,401 250 8,445 51,033 Mainly associated with a refund of 26,456 MCLP due to the effect of accelerated depreciation in 2024, along with a lower PPM rate starting in May 2025. Assets transferred 61 4,056 Dividend paid (87,038) (90,100) Total CF 21,765 (28,335) (3,995) 3,063 50,100 Mainly due to monthly payment in execution of projects at the end of 2023 with payment in Q1'24. Increased collections are partially offset by payments to suppliers. 2025: 38,537 MCLP linked to the 2024 interim dividend paid in January and 48,488 MCLP associated with the final dividend paid in April. 2024: linked to the 2023 dividend. Year 2024: Mainly land sales.
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November 2025 9 Bonds 81.9% Promissory Notes 11.0% Bank loans 6.6% Lease liabilities 0.5% Stable net debt 32.9% of our debt is green and social Debt by instrument Variable 4.5% Fixed 95.5% Debt by rate UF 81,5% CHF 8.6% CLP 6.7% JPY 2.3% AUD 0.9% Debt by currency Figures in CLP million $1,217,840 $1,255,184 $37,345+3.1% $(21,766) $59,111 Price-level restatement of UF debt and others Positive cash Flow for the period NFD variation 2025 NFD 2024 (as of Dec.24) NFD 2025 (as of Sep.25) Cash position variation Initial treasury position 2025 $108,758 Positive cash Flow for the period $21,766 Others $(102,255) Treasury position September 2025 $193,887 Amortization of bank loans $(1,220) $166,838Long-term financing Figures in CLP million
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November 2025 10 Development plan 43% Corrective 18% Useful life improvements 12% Profitability 9% Project w/additional tariff 9% Risk management 3% Regulatory 3% Others 3% Robust investment plan To ensure committed security of supply standards under climate change conditions $117,897 million As of September 2025
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November 2025 11 (1) EV/EBITDA according to Bloomberg methodology as of Nov. 12th, 2025. EPS $21.29 Leverage 1.36x Sep. 2025 Sep. 2025 Economic Value Financial ratios that reflect a solid financial structure. Net Debt/EBITDA 3.64xLiquidity 1.37x Sep. 2025 Sep. 2025 ROCE 9.4%EV/EBITDA(1) 10.06x Sep. 2025Nov. 12, 2025 Indicators consider the effect of asset revaluation.