KYTHERA BIOPHARMACEUTICALS I

CUSIP: 501570105 Class: COM

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2013
Shares 27,291 Value ($000) $1,019 Avg Close — Range —
Q3 2013
Shares 36,321 Value ($000) $1,656 Avg Close — Range —