ECOLAB INC. — Director's Dealing 2012

Jan 12, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2012-01-10

Reporting Person: BILLER LESLIE S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-01-10	Common Stock	M	4884	$29.735	Acquired	81149.42	Direct
2012-01-10	Common Stock	F	2459	$59.045	Disposed	78690.42	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-01-10	Stock Option (Right to Buy)	$29.735	M	4884	Disposed	2012-05-10	Common Stock (4884)	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.