Christophe Beck - 24 Feb 2026 Form 4 Insider Report for ECOLAB INC. (ECL)

Reporting relationship: CHAIRMAN & CEO, Director
Issuer ticker: ECL
Reported as of: 24 Feb 2026
Net transaction value: -$3,341,502
SEC form: 4
Accepted by SEC: 25 Feb 2026, 16:57:57 UTC
Prior SEC filing: 20 Feb 2026
Next SEC filing: 22 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Corinne Lawson, as Attorney-in-Fact for Christophe Beck

Key filing fact

Christophe Beck filed Form 4 for ECOLAB INC. (ECL) on 25 Feb 2026.

Key facts

This page summarizes Christophe Beck's Form 4 filing for ECOLAB INC. (ECL).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 25 Feb 2026, 16:57.

Change

Previous filing in this sequence was filed on 20 Feb 2026.
Current net transaction value: -$3,341,502.

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 0001471500 Primary reporting owner

Beck Christophe

Relationship: CHAIRMAN & CEO, Director
Address: 1 ECOLAB PLACE, ST. PAUL
Signature: /s/ Corinne Lawson, as Attorney-in-Fact for Christophe Beck
Signature date: 25 Feb 2026

Reported non-derivative transactions

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

ECL transaction

Common Stock

Options Exercise

Transaction value: $2,805,859
Shares: +23,833
Change %: +27%
Price: $117.73
Shares after: 110,794
Date: 24 Feb 2026
Ownership: Direct

ECL transaction

Common Stock

Sale

Transaction value: $5,568,566
Shares: -18,120
Change %: -16%
Price: $307.32
Shares after: 92,674
Date: 24 Feb 2026
Ownership: Direct
Footnotes: F1

ECL transaction

Common Stock

Sale

Transaction value: $578,796
Shares: -1,880
Change %: -2%
Price: $307.87
Shares after: 90,794
Date: 24 Feb 2026
Ownership: Direct
Footnotes: F2

ECL holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,736
Date: 24 Feb 2026
Ownership: By Ecolab Savings Plan
Footnotes: F3

Reported derivative securities

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

ECL transaction Derivative

Employee Stock Option (Right to Buy)

Options Exercise

Transaction value: $0
Shares: -23,833
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 24 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 23,833
Exercise price: $117.73
Footnotes: F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

This transaction was executed in multiple trades at prices ranging from $306.77 to $307.76, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F2

This transaction was executed in multiple trades at prices ranging from $307.77 to $307.95, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F3

Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of January 31, 2026. (The 1,735.608 UNITS are the equivalent of approximately 3,182 SHARES of the issuer's Common Stock.)

Footnote F4

Option granted under the Ecolab Inc. 2010 Stock Incentive Plan. The option became 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 option shares on the third anniversary of the date of grant. The date listed is the first anniversary of the date of grant.