Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
BRADY SHARON M
  2. Issuer Name and Ticker or Trading Symbol
ILLINOIS TOOL WORKS INC [ITW]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SR VP Human Resources
(Last)
(First)
(Middle)
ILLINOIS TOOL WORKS INC., 3600 WEST LAKE AVENUE
3. Date of Earliest Transaction (Month/Day/Year)
08/21/2012
(Street)

GLENVIEW, IL 60026
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/21/2012   M   25,000 A $ 43.64 25,000 D  
Common Stock 08/21/2012   S   25,000 D $ 59.29 (1) 0 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option $ 51.6             02/09/2008 02/09/2017 Common Stock 60,000   60,000 D  
Employee Stock Option $ 48.51             02/08/2009 02/08/2018 Common Stock 70,000   70,000 D  
Employee Stock Option $ 35.12             02/13/2010(2) 02/13/2019 Common Stock 45,527   15,176 D  
Employee Stock Option $ 43.64 08/21/2012   M     25,000 02/12/2011(2) 02/12/2020 Common Stock 25,000 $ 0 39,818 D  
Performance Restricted Stock Unit (granted 2/12/2010) (3) $ 0               (4)   (4) Common Stock 7,122   7,122 D  
Employee Stock Option $ 55.81             02/11/2012(2) 02/11/2021 Common Stock 48,622   48,622 D  
Performance Restricted Stock Unit (granted 2/11/2011) (3) $ 0               (4)   (4) Common Stock 6,450   6,450 D  
Employee Stock Option $ 55.71             02/10/2013(2) 02/10/2022 Common Stock 52,265   52,265 D  
Performance Restricted Stock Unit (granted 2/10/2012) (3) $ 0               (4)   (4) Common Stock 6,462   6,462 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BRADY SHARON M
ILLINOIS TOOL WORKS INC.
3600 WEST LAKE AVENUE
GLENVIEW, IL 60026
      SR VP Human Resources  

Signatures

 Sharon M. Brady by Maria C. Green Senior Vice President, General Counsel & Secretary, Attorney-In-Fact POA on File   08/23/2012
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This transaction was executed in multiple prices ranging from $59.28 to $59.34. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, Illinois Tool Works Inc. or a shareholder of Illinois Tool Works Inc. full information regarding the number of shares and prices at which the transaction was effected.
(2) Options vest in four (4) equal annual installments beginning one year from date of grant.
(3) Each performance restricted stock unit (PRSU) represents a contingent right to receive one share of the Company's common stock.
(4) Each PRSU vests 100% three years from the date of grant if performance goals are met.

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