COGNEX CORP — Director's Dealing 2011

Aug 25, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COGNEX CORP (CGNX)
CIK: 0000851205
Period of Report: 2011-08-24

Reporting Person: MORIN RICHARD (Sr. VP F&A, CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-08-24	Common Stock	M	7875	$21.66	Acquired	8874	Direct
2011-08-24	Common Stock	S	7875	$32.5248	Disposed	999	Direct
2011-08-24	Common Stock	M	5625	$18.7	Acquired	6624	Direct
2011-08-24	Common Stock	S	5625	$32.5248	Disposed	999	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-08-24	Non-Qualified Stock Option (right to buy)	$18.7	M	5625	Disposed	2018-02-19	Common Stock (5625)	Direct
2011-08-24	Non-Qualified Stock Option (right to buy)	$21.66	M	7875	Disposed	2017-01-29	Common Stock (7875)	Direct