Jennifer J. Bradway - 03 Dec 2025 Form 4 Insider Report for ECOLAB INC. (ECL)

Signature
/s/ Youhao Dong, as Attorney-in-Fact for Jennifer J. Bradway
Issuer symbol
ECL
Transactions as of
03 Dec 2025
Net transactions value
$0
Form type
4
Filing time
05 Dec 2025, 16:18:29 UTC
Previous filing
15 Aug 2025
Next filing
17 Feb 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Bradway Jennifer J SVP & CORPORATE CONTROLLER 1 ECOLAB PLACE, ST. PAUL /s/ Youhao Dong, as Attorney-in-Fact for Jennifer J. Bradway 05 Dec 2025 0001902394

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding ECL Common Stock 4,358 03 Dec 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

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 +4,060 $0.000000 4,060 03 Dec 2025 Common Stock 4,060 $268.52 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The total includes 31.862 shares resulting from automatic dividend reinvestment in transactions exempt pursuant to Rule 16a-11 under Section 16 of the Securities Exchange Act of 1934.
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.