ECOLAB INC. — Director's Dealing 2012

Mar 2, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2012-02-28

Reporting Person: Fyrwald J Erik (President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-28	Common Stock	M	54852	—	Acquired	140039	Direct
2012-02-28	Common Stock	F	22737	$61.75	Disposed	129824	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-28	Restricted Stock Units	$	M	54852	Disposed	2012-02-28	Common Stock (54852)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	46109	Indirect
Common Stock	3293	Indirect

Footnotes

F1: Each restricted stock unit was the economic equivalent of one share of Ecolab common stock and was settled for an equivalent number of shares of Ecolab common stock.

F2: The direct ownership total includes 12,522 shares of Ecolab common stock that were previously reported as being indirectly owned by the reporting person in the form of the J. Erik Fyrwald Trust. The characteristics of the trust allow aggregate reporting of the trust shares with other shares directly owned by the reporting person.