XENOPORT INC

CUSIP: 98411C100 Class: CMN

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

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

Q1 2015
Shares 313,325 Value ($000) $2,231 Avg Close — Range —
Q4 2014
Shares 516,287 Value ($000) $4,528 Avg Close — Range —