SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
WILLIAMS DENNIS K

(Last) (First) (Middle)
630 DUNDEE ROAD

(Street)
NORTHBROOK IL 60062

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
IDEX CORP /DE/ [ IEX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) X Other (specify below)
E xecutive Chairman
3. Date of Earliest Transaction (Month/Day/Year)
08/16/2005
4. If Amendment, Date of 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
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 08/16/2005 M(1) 20,000 A $18.08 177,677 D
Common Stock 08/16/2005 S(1) 20,000 D $43.2765 157,677 D
Common Stock 08/17/2005 M(1) 20,000 A $18.08 177,677 D
Common Stock 08/17/2005 S(1) 20,000 D $43.2117 157,677 D
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 Securities Underlying Derivative Security (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: 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
Non-Qualifed Stock Option $18.08 08/16/2005 M(1) 20,000 04/14/2001 04/14/2010 Common Stock 20,000 $18.08 153,000 D
Non-Qualifed Stock Option $18.08 08/17/2005 M(1) 20,000 04/14/2001 04/14/2010 Common Stock 20,000 $18.08 133,000 D
Deferred Comp Units $0.0000 05/06/2005 05/06/2005 Common Stock 91,118 91,118 D
Non-Qualified Stock Option $18.97 03/28/2002 03/28/2011 Common Stock 127,500 127,500 D
Non-Qualified Stock Option $25.3 03/26/2002 03/26/2012 Common Stock 127,500 127,500 D
Non-Qualified Stock Option $19.67 03/27/2004 03/27/2013 Common Stock 150,000 150,000 D
Non-Qualified Stock Option $27.33 03/23/2005 03/23/2014 Common Stock 132,000 132,000 D
Explanation of Responses:
1. Stock options exercised per filed 10b5-1 trading program.
Remarks:
By: /s/ Dennis Williams 08/18/2005
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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