Darrell R. Brown - 09 Jun 2026 Form 4 Insider Report for ECOLAB INC. (ECL)

Reporting relationship: Co-COO - Global Markets
Issuer ticker: ECL
Reported as of: 09 Jun 2026
Net transaction value: -$2,608,870
SEC form: 4
Accepted by SEC: 10 Jun 2026, 16:34:46 UTC
Prior SEC filing: 20 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Youhao Dong, as Attorney-in-Fact for Darrell R. Brown

Key filing fact

Darrell R. Brown filed Form 4 for ECOLAB INC. (ECL) on 10 Jun 2026.

Key facts

This page summarizes Darrell R. Brown's Form 4 filing for ECOLAB INC. (ECL).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 10 Jun 2026, 16:34.

Change

Previous filing in this sequence was filed on 20 Feb 2026.
Current net transaction value: -$2,608,870.

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 0001727287 Primary reporting owner

Brown Darrell R

Relationship: Co-COO - Global Markets
Address: 1 ECOLAB PLACE, ST. PAUL
Signature: /s/ Youhao Dong, as Attorney-in-Fact for Darrell R. Brown
Signature date: 10 Jun 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: +10,000
Change %: +31%
Price: $117.73^*
Shares after: 42,733
Date: 09 Jun 2026
Ownership: Direct

ECL transaction

Common Stock

Sale

Transaction value: $2,608,870
Shares: -10,000
Change %: -23%
Price: $260.89
Shares after: 32,733
Date: 09 Jun 2026
Ownership: Direct
Footnotes: F1

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
Shares: -10,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 09 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,000
Exercise price: $117.73
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

This transaction was executed in multiple trades at prices ranging from $260.80 to $261.06, 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

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 shares on the third anniversary of the date of grant. The date listed in the "Date Exercisable" column represents the first anniversary date of the grant.