SOURCEFIRE INC

CUSIP: 83616T108 Class: COMMON STOCK

PALISADE CAPITAL MANAGEMENT, LP's Holding History (CIK: 0001009006)

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

Q2 2013
Shares 534,039 Value ($000) $29,666 Avg Close — Range —
Q1 2013
Shares 448,926 Value ($000) $26,590 Avg Close — Range —
Q4 2012
Shares 501,703 Value ($000) $23,690 Avg Close — Range —