IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q4 2021
Shares 145,100 Value ($000) $1,077 Avg Close — Range —
Q2 2021
Shares 26,300 Value ($000) $173 Avg Close — Range —
Q3 2015
Shares 22,968 Value ($000) $220 Avg Close — Range —