ECOLAB INC. — Director's Dealing 2017

Mar 8, 2017

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: ECOLAB INC. (ECL)
CIK: 0000031462
Period of Report: 2017-03-01

Reporting Person: McCormick Michael C. (Ex.VP, GC & Asst. Secretary)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	47489.162	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Employee Stock Option (Right to Buy)	$48.06	2020-12-01	Common Stock (8700)		Direct
Employee Stock Option (Right to Buy)	$55.60	2021-12-01	Common Stock (13400)		Direct
Employee Stock Option (Right to Buy)	$71.54	2022-12-05	Common Stock (9800)		Direct
Employee Stock Option (Right to Buy)	$103.27	2023-12-04	Common Stock (7530)		Direct
Employee Stock Option (Right to Buy)	$107.69	2024-12-03	Common Stock (7647)		Direct
Employee Stock Option(Right to Buy)	$119.12	2025-12-02	Common Stock (7210)		Direct
Employee Stock Option (Right to Buy)	$117.73	2026-12-07	Common Stock (9930)		Direct

Footnotes

F1: The date listed in the "Date Exercisable" column for each option represents the first anniversary of the date of grant of the option. Each option became exercisable or will become 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.