Margeaux M. King - 03 Dec 2025 Form 4 Insider Report for ECOLAB INC. (ECL)

Reporting relationship: EVP - Human Resources
Issuer ticker: ECL
Reported as of: 03 Dec 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Dec 2025, 16:08:47 UTC
Prior SEC filing: 14 May 2025
Next SEC filing: 26 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Youhao Dong, as Attorney-in-Fact for Margeaux King

Key filing fact

Margeaux M. King filed Form 4 for ECOLAB INC. (ECL) on 05 Dec 2025.

Key facts

This page summarizes Margeaux M. King's Form 4 filing for ECOLAB INC. (ECL).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 05 Dec 2025, 16:08.

Change

Previous filing in this sequence was filed on 14 May 2025.
Current net transaction value: $0.

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 0001940649 Primary reporting owner

King Margeaux

Relationship: EVP - Human Resources
Address: 1 ECOLAB PLACE, ST. PAUL
Signature: /s/ Youhao Dong, as Attorney-in-Fact for Margeaux King
Signature date: 05 Dec 2025

Reported non-derivative transactions

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

ECL holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 12
Date: 03 Dec 2025
Ownership: Direct

Reported derivative securities

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

ECL transaction Derivative

Employee Stock Option (Right to Buy)

Award

Transaction value: $0
Shares: +6,495
Change %
Price: $0.000000
Shares after: 6,495
Date: 03 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 6,495
Exercise price: $268.52
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

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.