IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

WOLVERINE ASSET MANAGEMENT LLC's Holding History (CIK: 0001279891)

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

Q4 2023
Shares 93,223 Value ($000) $2,764 Avg Close — Range —
Q3 2016
Shares 8,510 Value ($000) $22 Avg Close — Range —
Q2 2015
Shares 384 Value ($000) $5 Avg Close — Range —