ILLINOIS TOOL WORKS INC — Director's Dealing 2005

Dec 20, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLINOIS TOOL WORKS INC (ITW)
CIK: 0000049826
Period of Report: 2005-12-16

Reporting Person: Osterkorn Eugene A (VP & Controller Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-12-16	Common Stock	F	325	$90.17	Disposed	2016	Direct
2005-09-30	Common Stock	A	0	—	Acquired	1	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2000-12-15	Employee Stock Option	$55.875	A	6500	Acquired	2010-12-15	Common Stock (6500)	Direct
2001-12-14	Employee Stock Option	$62.25	A	6000	Acquired	2011-12-14	Common Stock (6000)	Direct
2004-12-10	Employee Stock Option	$94.26	A	4050	Acquired	2014-12-10	Common Stock (4050)	Direct

Footnotes

F1: Includes grant of restricted stock vesting 12/16/2005.

F2: Includes grant of restricted stock vesting 12/16/2005, 12/18/2006

F3: Includes 1 share of Common Stock allocated to my account in the Illinois Tool Works Inc. Savings & Investment Plan. Information reported as of September 30, 2005.

F4: Options vest in four equal annual installments beginning one year from date of grant.