ZAFGEN INC

CUSIP: 98885E103 Class: Cmn

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q3 2015
Shares 1,200,014 Value ($000) $38,341 Avg Close — Range —
Q2 2015
Shares 589,240 Value ($000) $20,405 Avg Close — Range —
Q1 2015
Shares 523,198 Value ($000) $20,724 Avg Close — Range —
Q4 2014
Shares 498,855 Value ($000) $15,385 Avg Close — Range —
Q3 2014
Shares 478,330 Value ($000) $9,399 Avg Close — Range —