ORBITZ WORLDWIDE INC

CUSIP: 68557K109 Class: CMN

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2015
Shares 1,241,000 Value ($000) $14,172 Avg Close — Range —
Q1 2015
Shares 1,028,000 Value ($000) $11,986 Avg Close — Range —