IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

BlueCrest Capital Management Ltd's Holding History (CIK: 0001610880)

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

Q2 2019
Shares 19,084 Value ($000) $41 Avg Close — Range —
Q3 2017
Shares 11,420 Value ($000) $87 Avg Close — Range —
Q3 2016
Shares 15,817 Value ($000) $42 Avg Close — Range —