AMBIT BIOSCIENCES CORP

CUSIP: 02318X100 Class: COM

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

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

Q3 2014
Shares 516 Value ($000) $8 Avg Close — Range —
Q2 2014
Shares 2,518 Value ($000) $18 Avg Close — Range —
Q1 2014
Shares 224 Value ($000) $2 Avg Close — Range —
Q4 2013
Shares 1,600 Value ($000) $15 Avg Close — Range —
Q3 2013
Shares 1,219 Value ($000) $19 Avg Close — Range —
Q2 2013
Shares 4,144 Value ($000) $29 Avg Close — Range —