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*
ALIAS PATRICK

(Last) (First) (Middle)
ONE VISION DRIVE

(Street)
NATICK MA 01760

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
COGNEX CORP [ CGNX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
Executive VP
3. Date of Earliest Transaction (Month/Day/Year)
01/29/2007
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 3,929 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-Qualified Stock Option (right to buy) $21.66 01/29/2007 A 7,500 01/29/2008 01/29/2017 Common Stock 7,500 $0 7,500 D
Non-Qualified Stock Option (right to buy) $18.125 01/01/2003 12/21/2015 Common Stock 14,600 14,600 D
Non-Qualified Stock Option (right to buy) $22.255 01/01/2004 04/24/2013 Common Stock 25,000 25,000 D
Non-Qualified Stock Option (right to buy) $22.685 04/01/2002 03/13/2011 Common Stock 1,800 1,800 D
Non-Qualified Stock Option (right to buy) $25.02 01/01/2006 01/10/2015 Common Stock 7,500 7,500 D
Non-Qualified Stock Option (right to buy) $28.954 04/27/2003 04/27/2014 Common Stock 15,200 15,200 D
Non-Qualified Stock Option (right to buy) $29.38 (1) 01/30/2016 Common Stock 7,500 7,500 D
Non-Qualified Stock Option (right to buy) $32.975 01/01/2005 04/22/2014 Common Stock 3,333 3,333 D
Explanation of Responses:
1. This option vests in four equal annual installments commencing on January 1, 2007.
Patrick Alias 01/31/2007
** 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).
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