ROCKET FUEL INC

CUSIP: 773111109 Class: COMMON STOCK

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2013
Shares 24,200 Value ($000) $1,488 Avg Close — Range —
Q3 2013
Shares 104,804 Value ($000) $5,632 Avg Close — Range —