DENDREON CORP

CUSIP: 24823Q107 Class: COM

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

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

Q3 2014
Shares 154,756 Value ($000) $223 Avg Close — Range —
Q4 2013
Shares 18,423 Value ($000) $55 Avg Close — Range —
Q2 2013
Shares 4,486 Value ($000) $18 Avg Close — Range —