ECOLAB INC. — Director's Dealing 2018

Dec 8, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC. (ECL)
CIK: 0000031462
Period of Report: 2018-12-04

Reporting Person: Simermeyer Elizabeth A (EVP - Global MarCom & Life Sci)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-12-04	Employee Stock Option (Right to Buy)	$158.515	A	9500	Acquired	2028-12-04	Common Stock (9500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3939	Direct

Footnotes

F1: Includes 4 additional shares acquired since the reporting person's last report under the Ecolab Stock Purchase Plan, including dividend reinvestment.

F2: 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 shares on the third anniversary of the date of grant. The date listed in the "Date Exercisable" column represents the first anniversary date of the date of grant.