OPEXA THERAPEUTICS INC

CUSIP: 68372T202 Class: CMN

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

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

Q3 2014
Shares 2,303 Value ($000) $2 Avg Close — Range —
Q2 2014
Shares 6,133 Value ($000) $10 Avg Close — Range —
Q1 2014
Shares 755 Value ($000) $1 Avg Close — Range —
Q4 2013
Shares 25,386 Value ($000) $46 Avg Close — Range —