Gregory B. Cook - Dec 4, 2024 Form 4 Insider Report for ECOLAB INC. (ECL)

Role: EVP & PRES - INST GROUP
Signature: /s/ David F. Duvick, as Attorney-in-Fact for Gregory B. Cook
Stock symbol: ECL
Transactions as of: Dec 4, 2024
Transactions value $: $0
Form type: 4
Date filed: 12/6/2024, 05:18 PM
Previous filing: Aug 30, 2024
Next filing: Feb 21, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	ECL	Common Stock						8.08K	Dec 4, 2024	Direct
holding	ECL	Common Stock						3.43K	Dec 4, 2024	By Ecolab Savings Plan	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	+8.27K		$0.00	8.27K	Dec 4, 2024	Common Stock	8.27K	$247.50	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of November 30, 2024. Includes 7.506 UNITS acquired since the reporting person's last report. (The 3,428.234 UNITS are the equivalent of approximately 6,289 shares of the issuer's Common Stock.)
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.