ARIAD PHARMACEUTICALS INC

CUSIP: 04033A100 Class: COM

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q3 2013
Shares 1,227,204 Value ($000) $22,581 Avg Close — Range —
Q2 2013
Shares 1,265,104 Value ($000) $22,127 Avg Close — Range —