ECOLAB Fourth Quarter 2025 Supplemental February 10, 2026 1 Cautionary statement Forward-Looking Information This communication contains forward looking statements as that term is defined in the Private Securities Litigation Reform Ac t of 1995. These forward-looking statements include, but are not limited to, statements regarding macroeconomic conditions and our financial and business performance and prospects, including sales, earnings, special (gains) and charges, raw material costs, margins, pricing, cu ...

Financial Performance - Ecolab's reported diluted EPS was $1.84, with adjusted diluted EPS at $1.89, a 13% increase[7, 12] - The company anticipates full-year 2025 adjusted diluted earnings per share to be in the range of $7.42 to $7.62, representing a 12% to 15% increase compared to 2024[8, 15] - Ecolab projects third-quarter 2025 adjusted diluted earnings per share to be between $2.02 and $2.12, a 10% to 16% rise from the previous year[8, 15] - Reported sales increased by 1%, which includes an unfavorable impact of 2% from the sale of the global surgical solutions business[8] - Organic sales grew by 3%, driven by Institutional & Specialty and Water segments[8] - Reported operating income (OI) increased by 8%, with organic OI rising by 14%[8] - Organic operating income margin expanded by 170 bps to 18.3%, attributed to value pricing and improved productivity[8] Segment Performance - Global Water segment sales increased by 2%[16] - Global Institutional & Specialty segment sales increased by 4%[16] - Global Pest Elimination segment sales increased by 6%[16] - Global Life Sciences segment sales increased by 4%[16] Strategic Outlook - Ecolab expects to achieve a 20% operating income margin by 2027[7] - The company is focused on capitalizing on long-term growth opportunities, maximizing service effectiveness, and leveraging investments in digital technology[37] - Ecolab is well-prepared to manage the dynamic international trade environment through its world-class supply chain, 'local for local' production model, and recently implemented trade surcharge[15]

Financial Performance - Reported diluted EPS was $1.41, while adjusted diluted EPS reached $1.50, a 12% increase[6,12] - Organic sales grew by 3%, driven by strong performance in Institutional & Specialty, Pest Elimination, and Life Sciences segments[7,11] - The company anticipates full-year 2025 adjusted diluted earnings per share to be in the range of $7.42 to $7.62, representing a 12% to 15% increase compared to 2024[7,16] - For the second quarter of 2025, adjusted diluted earnings per share are expected to be between $1.84 and $1.94, a 10% to 15% increase[7,16] Segment Performance - Global Water segment sales increased by 3% in Light & Heavy and 2% in Food & Beverage[19,25] - Global Institutional & Specialty segment sales grew by 4%, with 5% growth in the legacy Institutional business[13,31] - Global Pest Elimination and Life Sciences segments both experienced a 5% increase in sales[13,38,44] Margin Expansion - Reported operating income (OI) increased by 7%, while organic OI rose by 17%[7] - Organic OI margin expanded by 190 bps to 16%, driven by value pricing and improved productivity[7] - Adjusted gross margin improved to 44.4%, up from 43.3%[51,56] Strategic Outlook - The company expects to deliver continued 12-15% EPS growth in 2025 and beyond[6] - Secular growth trends in water, hygiene, and infection prevention are expected to fuel long-term demand[16] - Ecolab is making proactive adjustments to overcome the unpredictable operating environment through new business wins, value and surcharge pricing, and improved productivity[7,16]