COGNEX CORP

Ticker: CGNX CUSIP: 192422103 Class: EQTY

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q4 2017

Shares 17,600 Value ($000) $1,076 Avg Close $59.41 Range $51.52 - $68.10

Q3 2017

Shares 8,800 Value ($000) $970 Avg Close $47.33 Range $39.34 - $53.78

Q2 2017

Shares 24,800 Value ($000) $2,105 Avg Close $41.35 Range $36.99 - $45.65

Q1 2017

Shares 24,800 Value ($000) $2,081 Avg Close $34.02 Range $28.99 - $39.38

Q4 2016

Shares 24,800 Value ($000) $1,577 Avg Close $26.62 Range $23.07 - $30.66

Q2 2014

Shares 15,300 Value ($000) $586 Avg Close $16.23 Range $14.09 - $18.23

Q1 2014

Shares 15,300 Value ($000) $518 Avg Close $17.15 Range $15.09 - $18.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	17,600	$1,076	$59.41	$51.52 - $68.10
Q3 2017	8,800	$970	$47.33	$39.34 - $53.78
Q2 2017	24,800	$2,105	$41.35	$36.99 - $45.65
Q1 2017	24,800	$2,081	$34.02	$28.99 - $39.38
Q4 2016	24,800	$1,577	$26.62	$23.07 - $30.66
Q2 2014	15,300	$586	$16.23	$14.09 - $18.23
Q1 2014	15,300	$518	$17.15	$15.09 - $18.45