OPGEN INC

CUSIP: 68373L109 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q3 2016
Shares 838 Value ($000) $1 Avg Close — Range —
Q2 2016
Shares 838 Value ($000) $1 Avg Close — Range —
Q1 2016
Shares 838 Value ($000) $1 Avg Close — Range —
Q3 2015
Shares 885 Value ($000) $2 Avg Close — Range —
Q2 2015
Shares 731 Value ($000) $3 Avg Close — Range —