Elizabeth A. Simermeyer - Nov 12, 2021 Form 4 Insider Report for ECOLAB INC. (ECL)

Role: EVP & PRES - HC & LIFE SCI
Signature: /s/ David F. Duvick, as Attorney-in-Fact for Elizabeth A. Simermeyer
Stock symbol: ECL
Transactions as of: Nov 12, 2021
Transactions value $: -$1,069,266
Form type: 4
Date filed: 11/12/2021, 05:08 PM
Previous filing: Nov 5, 2021
Next filing: Dec 3, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ECL	Common Stock	Options Exercise	$706K	+6K	+57.24%	$117.73	16.5K	Nov 12, 2021	Direct
transaction	ECL	Common Stock	Sale	-$1.78M	-7.54K	-45.74%	$235.53	8.94K	Nov 12, 2021	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)	Options Exercise	$0	-6K	-100%	$0.00^*	0	Nov 12, 2021	Common Stock	6K	$117.73	Direct	F2

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

Explanation of Responses:

Id	Content
F1	This transaction was executed in multiple trades at prices ranging from $235.435 to $235.635, 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.

Content

This transaction was executed in multiple trades at prices ranging from $235.435 to $235.635, 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.

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.