| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Beck Christophe | CHAIRMAN & CEO, Director | 1 ECOLAB PLACE, ST. PAUL | /s/ Youhao Dong, as Attorney-in-Fact for Christophe Beck | 05 Dec 2025 | 0001471500 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | ECL | Common Stock | 72.6K | 03 Dec 2025 | Direct | ||||||
| holding | ECL | Common Stock | 1.68K | 03 Dec 2025 | By Ecolab Savings Plan | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ECL | Employee Stock Option (Right to Buy) | Award | $0 | +65K | $0.00 | 65K | 03 Dec 2025 | Common Stock | 65K | $268.52 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of November 30, 2025. (The 1,680.350 UNITS are the equivalent of approximately 3,083 SHARES of the issuer's Common Stock.) |
| F2 | The option will be exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining shares on the third anniversary of the date of grant. The date listed in the Date Exercisable column is the first anniversary of the date of grant. |