KYTHERA BIOPHARMACEUTICALS I

CUSIP: 501570105 Class: COM

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

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

Q1 2014
Shares 53,069 Value ($000) $2,110 Avg Close — Range —
Q4 2013
Shares 68,594 Value ($000) $2,555 Avg Close — Range —
Q3 2013
Shares 48,864 Value ($000) $2,228 Avg Close — Range —
Q2 2013
Shares 31,348 Value ($000) $848 Avg Close — Range —