CEMPRA INC

CUSIP: 15130J109 Class: COM

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

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

Q3 2017
Shares 500 Value ($000) $2 Avg Close — Range —
Q2 2017
Shares 700 Value ($000) $3 Avg Close — Range —
Q1 2017
Shares 3,942 Value ($000) $15 Avg Close — Range —
Q4 2016
Shares 3,500 Value ($000) $10 Avg Close — Range —
Q2 2016
Shares 92 Value ($000) $2 Avg Close — Range —
Q4 2015
Shares 198 Value ($000) $6 Avg Close — Range —
Q3 2015
Shares 2,360 Value ($000) $65 Avg Close — Range —
Q2 2015
Shares 355 Value ($000) $12 Avg Close — Range —
Q1 2015
Shares 58 Value ($000) $2 Avg Close — Range —
Q3 2014
Shares 100 Value ($000) $1 Avg Close — Range —
Q2 2014
Shares 134 Value ($000) $1 Avg Close — Range —
Q4 2013
Shares 4,403 Value ($000) $54 Avg Close — Range —
Q2 2013
Shares 6,500 Value ($000) $51 Avg Close — Range —