ARIAD PHARMACEUTICALS INC

CUSIP: 04033A100 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2016
Shares 48,395 Value ($000) $309 Avg Close — Range —
Q4 2015
Shares 185,893 Value ($000) $1,162 Avg Close — Range —
Q3 2015
Shares 256,723 Value ($000) $1,499 Avg Close — Range —
Q2 2015
Shares 86,469 Value ($000) $715 Avg Close — Range —
Q1 2015
Shares 423,372 Value ($000) $3,489 Avg Close — Range —
Q4 2014
Shares 836,416 Value ($000) $5,746 Avg Close — Range —
Q3 2014
Shares 815,845 Value ($000) $4,406 Avg Close — Range —
Q2 2014
Shares 769,421 Value ($000) $4,901 Avg Close — Range —
Q1 2014
Shares 375,573 Value ($000) $3,027 Avg Close — Range —
Q4 2013
Shares 978,746 Value ($000) $6,675 Avg Close — Range —
Q3 2013
Shares 167,779 Value ($000) $3,087 Avg Close — Range —
Q2 2013
Shares 48,793 Value ($000) $853 Avg Close — Range —