ECOLAB INC. — Director's Dealing 2012

Dec 8, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ECOLAB INC (ECL)
CIK: 0000031462
Period of Report: 2012-12-05

Reporting Person: Hickey Michael A (Ex.VP & Pres. Institutional)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-12-05	Employee Stock Option (Right to Buy)	$71.54	A	32600	Acquired	2022-12-05	Common Stock (32600)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	25163.582	Direct
Common Stock	3719.720	Indirect

Footnotes

F1: Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of November 30, 2012. (The 3,719.720 UNITS are the equivalent of approximtely 6,910 shares of the issuer's Common Stock.)

F2: The option will be 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.