DENDREON CORP

CUSIP: 24823Q107 Class: COM

DISCIPLINED GROWTH INVESTORS INC /MN's Holding History (CIK: 0001050442)

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

Q3 2013
Shares 258,244 Value ($000) $757 Avg Close — Range —
Q2 2013
Shares 259,144 Value ($000) $1,068 Avg Close — Range —