Scott D. Kirkland - Dec 3, 2023 Form 4 Insider Report for ECOLAB INC. (ECL)

Role: CHIEF FINANCIAL OFFICER
Signature: /s/ David F. Duvick, as Attorney-in-Fact for Scott D. Kirkland
Stock symbol: ECL
Transactions as of: Dec 3, 2023
Transactions value $: -$146,030
Form type: 4
Date filed: 12/5/2023, 05:38 PM
Previous filing: Jun 22, 2023
Next filing: Dec 8, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ECL	Common Stock	Options Exercise	$0	+2.48K	+49.57%	$0.00	7.49K	Dec 3, 2023	Direct	F1
transaction	ECL	Common Stock	Tax liability	-$146K	-760	-10.15%	$192.15	6.73K	Dec 3, 2023	Direct	F2
holding	ECL	Common Stock						1.35K	Dec 3, 2023	By Ecolab Savings Plan	F3

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	Restricted Stock Units	Options Exercise	$0	-2.48K	-100%	$0.00^*	0	Dec 3, 2023	Common Stock	2.48K		Direct	F1, F4

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of Ecolab Inc. common stock.
F2	Reflects the reporting person's payment of minimum statutory tax obligations by withholding shares of Ecolab Common Stock incident to the vesting of performance-based restricted stock units in accordance with Rule 16b-3.
F3	Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of November 30, 2023. Includes 8.095 UNITS acquired since the reporting person's last report. (The 1,352.586 UNITS are the equivalent of approximately 2,489 SHARES of the issuer's Common Stock.)
F4	On December 3, 2020, the reporting person was granted 2,482 restricted stock units, vesting as to 100% of the units on the third anniversary of the date of grant.