ECOLAB INC. — Director's Dealing 2024

Aug 20, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC. (ECL)
CIK: 0000031462
Period of Report: 2024-08-19

Reporting Person: Marsh Laurie M (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-08-19	Common Stock	M	10364	$137.087	Acquired	34811	Direct
2024-08-19	Common Stock	S	10364	$240.830	Disposed	24447	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-08-19	Employee Stock Option (Right to Buy)	$137.087	M	10364	Disposed	2027-12-06	Common Stock (10364)	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $240.450 to $241.210, 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.

F2: 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 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.