COGNEX CORP

Regulation FD Disclosure

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Specialized Disclosure Report

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Changes in Registrant's Certifying Accountant

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Changes in Registrant's Certifying Accountant

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

2.02,8.01,9.01

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

5.07

2.02,5.02,8.01,9.01

5.02

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

2.02,8.01,9.01

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Preliminary Proxy Statement

Specialized Disclosure Report

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Specialized Disclosure Report

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Registration of Securities on Exchange

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Moschner Matthew

Long Darren Marc

Moschner Matthew

Moschner Matthew

Willett Robert

Willett Robert

Long Darren Marc

Long Darren Marc

MACDONALD LAURA ANN

MACDONALD LAURA ANN

Fennell Mark

MACDONALD LAURA ANN

Fennell Mark

MACDONALD LAURA ANN

Fehr Dennis

Willett Robert

Willett Robert

Fennell Mark

Bowdoin Michael

Long Darren Marc