DURATA THERAPEUTICS INC

CUSIP: 26658A107 Class: CMN

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

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

Q3 2014
Shares 54,360 Value ($000) $689 Avg Close — Range —
Q2 2014
Shares 38,045 Value ($000) $648 Avg Close — Range —
Q1 2014
Shares 3,647 Value ($000) $49 Avg Close — Range —