ZAFGEN INC

CUSIP: 98885E103 Class: Cmn

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q1 2015
Shares 600 Value ($000) $24 Avg Close — Range —
Q4 2014
Shares 600 Value ($000) $19 Avg Close — Range —