COGNEX CORP

Ticker: CGNX CUSIP: 192422103 Class: EQTY

Douglass Winthrop Advisors, LLC's Holding History (CIK: 0001308527)

Note: Option positions (PUT/CALL) are excluded.

Q4 2021

Shares 3,196 Value ($000) $249 Avg Close $78.45 Range $72.09 - $89.57

Q3 2021

Shares 3,196 Value ($000) $256 Avg Close $83.60 Range $76.06 - $89.28

Q2 2021

Shares 3,196 Value ($000) $269 Avg Close $78.52 Range $70.69 - $86.23

Q1 2021

Shares 3,196 Value ($000) $265 Avg Close $80.80 Range $72.30 - $98.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	3,196	$249	$78.45	$72.09 - $89.57
Q3 2021	3,196	$256	$83.60	$76.06 - $89.28
Q2 2021	3,196	$269	$78.52	$70.69 - $86.23
Q1 2021	3,196	$265	$80.80	$72.30 - $98.73