ILLINOIS TOOL WORKS INC — Director's Dealing 2007

Sep 21, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLINOIS TOOL WORKS INC (ITW)
CIK: 0000049826
Period of Report: 2007-09-19

Reporting Person: MCCORMACK ROBERT C (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-09-19	Common Stock	S	17012	$57.89	Disposed	6750606	Indirect
2007-09-19	Common Stock	S	5526	$57.90	Disposed	6745080	Indirect
2007-09-19	Common Stock	S	11268	$57.91	Disposed	6733812	Indirect
2007-09-19	Common Stock	S	11562	$57.92	Disposed	6722250	Indirect
2007-09-19	Common Stock	S	15500	$57.93	Disposed	6706750	Indirect
2007-09-19	Common Stock	S	18800	$57.94	Disposed	6687950	Indirect
2007-09-19	Common Stock	S	21832	$57.95	Disposed	6666118	Indirect
2007-09-19	Common Stock	S	22700	$57.96	Disposed	6643418	Indirect
2007-09-20	Common Stock	S	750	$57.88	Disposed	6642668	Indirect
2007-09-20	Common Stock	S	100	$57.89	Disposed	6642568	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4858914	Indirect
Common Stock	6781	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Phantom Stock	$0.00	1988-08-08	Common Stock (4619)	4619	Direct

Footnotes

F1: Shares held in trusts of which the Reporting Person is a co-trustee and in which a member of his immediate family (adult not living in his household) has a pecuniary interest. The Reporting Person disclaims beneficial ownership of these shares.

F2: Shares held in trusts of which the Reporting Person is a co-trustee and has a pecuniary interest.

F3: Represents units of phantom stock under the Phantom Stock Plan for non-employee directors as of July 20, 2007. Each unit is equal in value to one share of common stock. The units are not transferable and have no voting rights. Additional units are credited in amounts equivalent to cash dividends paid on the common stock.