ZAFGEN INC

CUSIP: 98885E103 Class: Cmn

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q4 2014
Shares 278,313 Value ($000) $8,583 Avg Close — Range —
Q3 2014
Shares 275,000 Value ($000) $5,404 Avg Close — Range —