SCHEDULE 13G
Amendment No. 3
Cognex Corporation
common stock
Cusip # 192422103
Filing Fee: No
Cusip # 192422103
Item 1: Reporting Person - FMR Corp. - (Tax ID: 04-2507163)
Item 4: Commonwealth of Massachusetts
Item 5: None
Item 6: None
Item 7: 525,800
Item 8: None
Item 9: 525,800
Item 11: 3.11%
Item 12: HC
Cusip # 192422103
Item 1: Reporting Person - Edward C. Johnson 3d - (Tax ID:
###-##-####)
Item 4: United States of America
Item 5: None
Item 6: None
Item 7: 525,800
Item 8: None
Item 9: 525,800
Item 11: 3.11%
Item 12: IN
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
Item 1(a). Name of Issuer:
Cognex Corporation
Item 1(b). Name of Issuer's Principal Executive Offices:
15 Crawford Street
Needham, MA 02194
Item 2(a). Name of Person Filing:
FMR Corp.
Item 2(b). Address or Principal Business Office or, if None,
Residence:
82 Devonshire Street, Boston, Massachusetts 02109
Item 2(c). Citizenship:
Not applicable
Item 2(d). Title of Class of Securities:
Common Stock
Item 2(e). CUSIP Number:
192422103
Item 3. This statement is filed pursuant to Rule 13d-1(b) or 13d-
2(b) and the person filing, FMR Corp., is a parent
holding company in accordance with Section 240.13d-
1(b)(ii)(G). (Note: See Item 7).
Item 4. Ownership
(a) Amount Beneficially Owned:
525,800
(b) Percent of Class:
3.11%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote:
None
(ii) shared power to vote or to direct the vote:
None
(iii) sole power to dispose or to direct the
disposition of: 525,800
(iv) shared power to dispose or to direct the
disposition of: None
Item 5. Ownership of Five Percent or Less of a Class.
If this statement is being filed to report the
fact that as of the date hereof, the reporting
person has ceased to be the beneficial owner of
more than five percent of the class of securities,
check the following (X).
Item 6. Ownership of More than Five Percent on Behalf of
Another Person.
Not applicable.
Item 7. Identification and Classification of the Subsidiary
Which Acquired the Security Being Reported on By the
Parent Holding Company.
See attached Exhibit(s) A and B.
Item 8. Identification and Classification of Members of the
Group.
Not applicable, see attached Exhibit A.
Item 9. Notice of Dissolution of Group.
Not applicable.
Item 10. Certification.
Inasmuch as the reporting persons are no longer the
beneficial owners of more than 5% of the number of
shares outstanding, the reporting persons have no
further reporting obligation under section 13(d) of the
Securities and Exchange Commission thereunder, and the
reporting persons have no obligation to amend this
Statement if any material change occurs in the facts
set forth herein.
Signature
After reasonable inquiry and to the best of my
knowledge and belief, I certify that the information
set forth in this statement is true, complete and
correct.
March 10, 1994
Date
/s/Arthur S. Loring
Signature
Arthur S. Loring, Vice
President
Name/Title
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
Pursuant to the instructions in Item 7 of Schedule 13G,
Fidelity Management & Research Company ("Fidelity"), 82
Devonshire Street, Boston, Massachusetts 02109, a wholly-owned
subsidiary of FMR Corp. and an investment adviser registered
under Section 203 of the Investment Advisers Act of 1940, is
the beneficial owner of 525,800 shares or 3.11% of the common
stock outstanding of Cognex Corporation ("the Company") as a
result of acting as investment adviser to several investment
companies registered under Section 8 of the Investment Company
Act of 1940.
Edward C. Johnson 3d, FMR Corp., through its control of
Fidelity, and the Funds each has sole power to dispose of the
525,800 shares owned by the Funds.
Neither FMR Corp. nor Edward C. Johnson 3d, Chairman of FMR
Corp., has the sole power to vote or direct the voting of the
shares owned directly by the Fidelity Funds, which power
resides with the Funds' Boards of Trustees. Fidelity carries
out the voting of the shares under written guidelines
established by the Funds' Boards of Trustees.
Edward C. Johnson 3d owns 34.0% of the outstanding voting
common stock of FMR Corp. Mr. Johnson 3d is Chairman of FMR
Corp. Various Johnson family members and trusts for the
benefit of Johnson family members own FMR Corp. voting common
stock. These Johnson family members, through their ownership
of voting common stock, form a controlling group with respect
to FMR Corp.
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
RULE 13d-1(e) AGREEMENT
The undersigned persons, on March 10, 1994, agree and
consent to the joint filing on their behalf of this Schedule
13G in connection with their beneficial ownership of the common
stock of Cognex Corporation at February 28, 1994.
FMR Corp.
By /s/Arthur S. Loring
Arthur S. Loring
Vice President - Legal
Edward C. Johnson 3d
By /s/Arthur S. Loring
Arthur S. Loring
Under Power of Attorney
dated 5/17/89
On File with Schedule
13G for
Airborne Freight Corp.
9/10/91
Fidelity Management & Research
Company
By /s/Arthur S. Loring
Arthur S. Loring
Sr. V.P. and General
Counsel
