COGNEX CORP

Ticker: CGNX CUSIP: 192422103 Class: EQTY

Municipal Employees' Retirement System of Michigan's Holding History (CIK: 0001588873)

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

Q1 2020

Shares 32,070 Value ($000) $1,354 Avg Close $47.12 Range $33.15 - $55.63

Q4 2019

Shares 31,660 Value ($000) $1,774 Avg Close $48.62 Range $43.38 - $53.64

Q3 2019

Shares 31,310 Value ($000) $1,538 Avg Close $42.37 Range $37.52 - $47.89

Q2 2019

Shares 31,580 Value ($000) $1,515 Avg Close $45.10 Range $37.71 - $53.73

Q1 2019

Shares 31,390 Value ($000) $1,596 Avg Close $44.86 Range $33.34 - $51.54

Q4 2018

Shares 41,340 Value ($000) $1,599 Avg Close $40.59 Range $32.67 - $53.46

Q2 2018

Shares 40,530 Value ($000) $1,808 Avg Close $44.22 Range $37.26 - $48.53

Q1 2018

Shares 53,920 Value ($000) $2,803 Avg Close $55.17 Range $47.29 - $65.31

Q4 2017

Shares 52,370 Value ($000) $3,203 Avg Close $59.41 Range $51.52 - $68.10

Q3 2017

Shares 26,180 Value ($000) $2,887 Avg Close $47.33 Range $39.34 - $53.78

Q2 2017

Shares 33,450 Value ($000) $2,840 Avg Close $41.35 Range $36.99 - $45.65

Q1 2017

Shares 39,700 Value ($000) $3,333 Avg Close $34.02 Range $28.99 - $39.38

Q4 2016

Shares 38,920 Value ($000) $2,476 Avg Close $26.62 Range $23.07 - $30.66

Q3 2016

Shares 38,190 Value ($000) $2,019 Avg Close $22.26 Range $19.44 - $24.83

Q2 2016

Shares 37,650 Value ($000) $1,623 Avg Close $18.67 Range $16.27 - $20.97

Q1 2016

Shares 28,300 Value ($000) $1,102 Avg Close $16.13 Range $12.94 - $19.25

Q4 2015

Shares 27,900 Value ($000) $942 Avg Close $16.46 Range $14.94 - $17.55

Q3 2015

Shares 27,720 Value ($000) $953 Avg Close $18.29 Range $14.89 - $22.43

Q2 2015

Shares 27,230 Value ($000) $1,310 Avg Close $22.59 Range $20.61 - $24.12

Q1 2015

Shares 26,400 Value ($000) $1,309 Avg Close $19.54 Range $16.60 - $23.10

Q4 2014

Shares 28,170 Value ($000) $1,164 Avg Close $18.30 Range $16.16 - $19.53

Q3 2014

Shares 21,100 Value ($000) $850 Avg Close $18.99 Range $17.20 - $21.05

Q2 2014

Shares 20,400 Value ($000) $783 Avg Close $16.23 Range $14.09 - $18.23

Q1 2014

Shares 20,100 Value ($000) $681 Avg Close $17.15 Range $15.09 - $18.45

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	32,070	$1,354	$47.12	$33.15 - $55.63
Q4 2019	31,660	$1,774	$48.62	$43.38 - $53.64
Q3 2019	31,310	$1,538	$42.37	$37.52 - $47.89
Q2 2019	31,580	$1,515	$45.10	$37.71 - $53.73
Q1 2019	31,390	$1,596	$44.86	$33.34 - $51.54
Q4 2018	41,340	$1,599	$40.59	$32.67 - $53.46
Q2 2018	40,530	$1,808	$44.22	$37.26 - $48.53
Q1 2018	53,920	$2,803	$55.17	$47.29 - $65.31
Q4 2017	52,370	$3,203	$59.41	$51.52 - $68.10
Q3 2017	26,180	$2,887	$47.33	$39.34 - $53.78
Q2 2017	33,450	$2,840	$41.35	$36.99 - $45.65
Q1 2017	39,700	$3,333	$34.02	$28.99 - $39.38
Q4 2016	38,920	$2,476	$26.62	$23.07 - $30.66
Q3 2016	38,190	$2,019	$22.26	$19.44 - $24.83
Q2 2016	37,650	$1,623	$18.67	$16.27 - $20.97
Q1 2016	28,300	$1,102	$16.13	$12.94 - $19.25
Q4 2015	27,900	$942	$16.46	$14.94 - $17.55
Q3 2015	27,720	$953	$18.29	$14.89 - $22.43
Q2 2015	27,230	$1,310	$22.59	$20.61 - $24.12
Q1 2015	26,400	$1,309	$19.54	$16.60 - $23.10
Q4 2014	28,170	$1,164	$18.30	$16.16 - $19.53
Q3 2014	21,100	$850	$18.99	$17.20 - $21.05
Q2 2014	20,400	$783	$16.23	$14.09 - $18.23
Q1 2014	20,100	$681	$17.15	$15.09 - $18.45