ROCKET FUEL INC

CUSIP: 773111109 Class: COMMON STOCK

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2014
Shares 57,200 Value ($000) $2,453 Avg Close — Range —
Q4 2013
Shares 57,478 Value ($000) $3,534 Avg Close — Range —