Angela M. Busch - Sep 7, 2022 Form 4 Insider Report for ECOLAB INC. (ECL)

Role: EVP - CORP STRAT & BUS DEV
Signature: /s/ David F. Duvick, as Attorney-in-Fact for Angela M. Busch
Stock symbol: ECL
Transactions as of: Sep 7, 2022
Transactions value $: -$227,976
Form type: 4
Date filed: 9/9/2022, 04:37 PM
Previous filing: Sep 6, 2022
Next filing: Dec 2, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ECL	Common Stock	Options Exercise	$165K	+2.3K	+13.76%	$71.54	19K	Sep 7, 2022	Direct
transaction	ECL	Common Stock	Sale	-$393K	-2.3K	-12.1%	$170.66	16.7K	Sep 7, 2022	Direct
holding	ECL	Common Stock						1.44K	Sep 7, 2022	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)	Options Exercise	$0	-2.3K	-100%	$0.00^*	0	Sep 7, 2022	Common Stock	2.3K	$71.54	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 August 31, 2022. (The 1,439.743 UNITS are the equivalent of approximately 2,648 SHARES of the issuer's Common Stock.)
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 in the "Date Exercisable" column represents the first anniversary of the date of grant.

Content

Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of August 31, 2022. (The 1,439.743 UNITS are the equivalent of approximately 2,648 SHARES of the issuer's Common Stock.)

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 in the "Date Exercisable" column represents the first anniversary of the date of grant.