KYTHERA BIOPHARMACEUTICALS I

CUSIP: 501570105 Class: COM

WATER ISLAND CAPITAL LLC's Holding History (CIK: 0001222765)

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

Q3 2015
Shares 897,702 Value ($000) $67,310 Avg Close — Range —
Q2 2015
Shares 834,384 Value ($000) $62,837,459 Avg Close — Range —