SOURCEFIRE INC

CUSIP: 83616T108 Class: COMMON STOCK

PROFUND ADVISORS LLC's Holding History (CIK: 0001129919)

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

Q3 2013
Shares 8,151 Value ($000) $619 Avg Close — Range —
Q2 2013
Shares 6,430 Value ($000) $357 Avg Close — Range —