COGNEX CORP — Director's Dealing 2017

May 8, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COGNEX CORP (CGNX)
CIK: 0000851205
Period of Report: 2017-05-04

Reporting Person: Willett Robert (CEO& President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-05-04	Common Stock	M	100	$12.38	Acquired	100	Direct
2017-05-04	Common Stock	S	100	$89.64	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-05-04	Non-Qualified Stock Option (right to buy)	$12.38	M	100	Disposed	2021-03-18	Common Stock (100)	Direct