OPGEN INC

CUSIP: 68373L117 Class: *W EXP 05/05/202

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

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

Q3 2017
Shares 24,400 Value ($000) $2 Avg Close — Range —
Q2 2017
Shares 24,400 Value ($000) $3 Avg Close — Range —
Q1 2017
Shares 24,900 Value ($000) $3 Avg Close — Range —
Q4 2016
Shares 24,900 Value ($000) $5 Avg Close — Range —
Q3 2016
Shares 49,300 Value ($000) $5 Avg Close — Range —
Q2 2016
Shares 49,300 Value ($000) $4 Avg Close — Range —
Q1 2016
Shares 24,900 Value ($000) $0 Avg Close — Range —
Q4 2015
Shares 49,300 Value ($000) $18 Avg Close — Range —
Q3 2015
Shares 24,900 Value ($000) $14 Avg Close — Range —