SOURCEFIRE INC

CUSIP: 83616T108 Class: COMMON STOCK

FMR LLC's Holding History (CIK: 0000315066)

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

Q3 2013
Shares 2,288,890 Value ($000) $173,773 Avg Close — Range —
Q2 2013
Shares 2,925,101 Value ($000) $162,489 Avg Close — Range —