WARREN RES INC

CUSIP: 93564A100 Class: COM

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

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

Q3 2014
Shares 261,952 Value ($000) $1,388 Avg Close — Range —
Q2 2014
Shares 194,306 Value ($000) $1,205 Avg Close — Range —