ECOLAB INC. — Director's Dealing 2016

Aug 12, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC. (ECL)
CIK: 0000031462
Period of Report: 2016-08-10

Reporting Person: Taylor Stephen M (EVP and Pres. - Nalco Champion)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-08-10	Common Stock	M	9600	$55.595	Acquired	46844	Direct
2016-08-10	Common Stock	F	6550	$122.805	Disposed	40294	Direct
2016-08-10	Common Stock	M	38400	$55.595	Acquired	78694	Direct
2016-08-10	Common Stock	F	26200	$122.805	Disposed	52494	Direct
2016-08-10	Common Stock	M	32600	$71.54	Acquired	85094	Direct
2016-08-10	Common Stock	F	24699	$122.805	Disposed	60395	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-08-10	Employee Stock Option (Right to Buy)	$55.595	M	9600	Disposed	2021-12-01	Common Stock (9600)	Direct
2016-08-10	Employee Stock Option (Right to Buy)	$55.595	M	38400	Disposed	2021-12-01	Common Stock (38400)	Direct
2016-08-10	Employee Stock Option (Right to Buy)	$71.54	M	32600	Disposed	2022-12-05	Common Stock (32600)	Direct

Footnotes

F1: Reflects the reporting person's payment of the exercise price and witholding taxes for a stock option issued in accordance with Rule 16b-3 by delivering or withholding shares of Ecolab common stock.

F2: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan on December 1, 2011. 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.

F3: Option granted under the Ecolab Inc. 2010 Stock Incentive Plan on December 5, 2012. 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.