ARIAD PHARMACEUTICALS INC

CUSIP: 04033A100 Class: COM

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q3 2013
Shares 1,333,703 Value ($000) $24,540 Avg Close — Range —
Q2 2013
Shares 1,450,000 Value ($000) $25,361 Avg Close — Range —