144Filing Date: Aug 11, 2026

Ecolab (ECL)

Insider Proposed Sale Notice

Cook Gregory B

Officer·Ecolab

Proposed

Common StockNYSE

Shares4.57K

Est. DateAug 11

Market Value$1.30M

BrokerMorgan Stanley Smith Barney LLC - Executive Services

AcquisitionRestricted Stock Unit Vesting · Issuer

Acquired DateMay 4, 2026

Amount Acquired8.40K

% Outstanding0.0016%

Exercise / Payment Details

Paid: May 4, 2026Method: Employee compensation

No sales in the past 3 months

Signature & Compliance expand_more

Notice DateAug 11, 2026

Signature Corinne Lawson, as Attorney-in-Fact for Gregory B. Cook

Issuer Info expand_more

CompanyEcolab Inc.

CIK0000031462

SEC File No.001-09328

Phone1-800-232-6522

Address1 Ecolab Place, St. Paul, MN 55102