ECOLAB INC. — Director's Dealing 2021

Nov 5, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC. (ECL)
CIK: 0000031462
Period of Report: 2021-11-04

Reporting Person: Simermeyer Elizabeth A (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-04	Common Stock	M	5917	$117.730	Acquired	14860	Direct
2021-11-04	Common Stock	S	4378	$228.189	Disposed	10482	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-11-04	Employee Stock Option (Right to Buy)	$117.730	M	5917	Disposed	2026-12-07	Common Stock (5917)	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $227.970 to $228.525, 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 option shares on the third anniversary of the date of grant. The date listed is the first anniversary of the date of grant.