PRONAI THERAPEUTICS INC

CUSIP: 74346L101 Class: COM

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

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

Q3 2016
Shares 14,016 Value ($000) $26 Avg Close — Range —
Q2 2016
Shares 1,741 Value ($000) $4 Avg Close — Range —
Q1 2016
Shares 600 Value ($000) $4 Avg Close — Range —
Q4 2015
Shares 209 Value ($000) $3 Avg Close — Range —
Q3 2015
Shares 2,209 Value ($000) $45 Avg Close — Range —