SOURCEFIRE INC

CUSIP: 83616T108 Class: COMMON STOCK

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q3 2013
Shares 543,567 Value ($000) $41,268 Avg Close — Range —
Q2 2013
Shares 214,478 Value ($000) $11,914 Avg Close — Range —