ARIAD PHARMACEUTICALS INC

CUSIP: 04033A100 Class: COM

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q1 2014
Shares 21,130 Value ($000) $170 Avg Close — Range —
Q4 2013
Shares 21,780 Value ($000) $149 Avg Close — Range —
Q3 2013
Shares 22,320 Value ($000) $411 Avg Close — Range —
Q2 2013
Shares 35,790 Value ($000) $626 Avg Close — Range —