Suzanne M. Vautrinot - 22 May 2026 Form 4 Insider Report for ECOLAB INC. (ECL)

Reporting relationship: Director
Issuer ticker: ECL
Reported as of: 22 May 2026
Net transaction value: -$266,040
SEC form: 4
Accepted by SEC: 27 May 2026, 16:36:09 UTC
Prior SEC filing: 19 May 2026
Next SEC filing: 02 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Corinne Lawson, as Attorney-in-Fact for Suzanne M. Vautrinot

Key filing fact

Suzanne M. Vautrinot filed Form 4 for ECOLAB INC. (ECL) on 27 May 2026.

Key facts

This page summarizes Suzanne M. Vautrinot's Form 4 filing for ECOLAB INC. (ECL).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 27 May 2026, 16:36.

Change

Previous filing in this sequence was filed on 19 May 2026.
Current net transaction value: -$266,040.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001589791 Primary reporting owner

Vautrinot Suzanne M

Relationship: Director
Address: C/O ECOLAB INC., 1 ECOLAB PLACE, ST. PAUL
Signature: /s/ Corinne Lawson, as Attorney-in-Fact for Suzanne M. Vautrinot
Signature date: 27 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ECL transaction

Common Stock

Options Exercise

Transaction value
Shares: +2,000
Change %: +17%
Price: $125.66^*
Shares after: 13,651
Date: 22 May 2026
Ownership: Direct

ECL transaction

Common Stock

Tax liability

Transaction value
Shares: -996
Change %: -7.3%
Price: $252.27^*
Shares after: 12,655
Date: 22 May 2026
Ownership: Direct
Footnotes: F1

ECL transaction

Common Stock

Sale

Transaction value: $266,040
Shares: -1,004
Change %: -7.9%
Price: $264.98
Shares after: 11,651
Date: 27 May 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ECL transaction Derivative

Non-Employee Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -2,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 22 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 2,000
Exercise price: $125.66
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Reflects the reporting person's payment of the exercise price for a stock option issued in accordance with Rule 16b-3 by delivering or withholding shares of Ecolab common stock.

Footnote F2

The option became exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant. The date listed in the Date Exercisable column represents the first vesting date.