COGNEX CORP

Ticker: CGNX CUSIP: 192422103 Class: EQTY

B. Riley Wealth Advisors, Inc.'s Holding History (CIK: 0001464811)

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

Q4 2017

Shares 7,431 Value ($000) $455 Avg Close $59.41 Range $51.52 - $68.10

Q3 2017

Shares 3,798 Value ($000) $420 Avg Close $47.33 Range $39.34 - $53.78

Q2 2017

Shares 4,015 Value ($000) $341 Avg Close $41.35 Range $36.99 - $45.65

Q1 2017

Shares 3,300 Value ($000) $278 Avg Close $34.02 Range $28.99 - $39.38

Q4 2014

Shares 1,831 Value ($000) $76 Avg Close $18.30 Range $16.16 - $19.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	7,431	$455	$59.41	$51.52 - $68.10
Q3 2017	3,798	$420	$47.33	$39.34 - $53.78
Q2 2017	4,015	$341	$41.35	$36.99 - $45.65
Q1 2017	3,300	$278	$34.02	$28.99 - $39.38
Q4 2014	1,831	$76	$18.30	$16.16 - $19.53