---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-035705"
form_type: "8-K"
ticker: "ECL"
cik: "0000031462"
company_name: "ECOLAB INC."
filed_at: "2026-03-27T23:59:59+00:00"
generated_at: "2026-05-15T08:44:41.269578+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Ecolab restates segment data; splits Light & Heavy into three segments effective Q1 2026

## Summary
- Effective Jan 1, 2026, former Light & Heavy segment split into Heavy Water, Light Water, High-Tech; operating segments increase to nine.
- No new financial results; GAAP net sales $16,081.2M (2025) vs $15,741.4M (2024); operating income $2,737.6M vs $2,802.4M.
- Provides restated 2025 quarterly and annual segment data at 2026 fixed currency rates for comparability.
- Fixed currency operating income at 2026 rates for 2025: Water $1,357.5M, I&S $1,398.1M, Pest $244.6M, Life Sci $144.1M.

## SEC filing metadata
- accession: 0001104659-26-035705
- form_type: 8-K
- ticker: ECL
- cik: 0000031462
- company_name: ECOLAB INC.
- filed_at: 2026-03-27T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/31462/000110465926035705/0001104659-26-035705-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/31462/000110465926035705/ecl-20260327x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-035705
- JSON: https://secwatch.observer/filing/0001104659-26-035705.json
- Plain text: https://secwatch.observer/filing/0001104659-26-035705.txt

## Key facts
- Earnings Releases
  ECOLAB INC. reported the years ended December 31, 2025 and December 31, 2024 results: revenue $16,081.2.
  - Period: the years ended December 31, 2025 and December 31, 2024
  - Revenue: $16,081.2
  - Result: preliminary results
  source text: 16,298.4 ​ 15,273.4 ​ - ​ 725.4 ​ 15,998.8 Effect of foreign currency translation ​ 514.0 ​ - ​ (731.2) ​ (217.2) ​ 468.0 ​ - ​ (725.4) ​ (257.4) Total reported GAAP net sales ​ $16,081.2 ​ $ - ​ $ - ​ $16,081.2 ​ $15,741.4 ​ $ - ​ $ - ​ $15,741.4 ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Cost of Sales ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Global Water ​ $4,585.9 ​ ($2.3) ​
  evidence_url: https://www.sec.gov/Archives/edgar/data/31462/000110465926035705/0001104659-26-035705-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.