IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q2 2021
Shares 10,815 Value ($000) $71 Avg Close — Range —
Q1 2021
Shares 11,729 Value ($000) $95 Avg Close — Range —
Q3 2020
Shares 28,351 Value ($000) $102 Avg Close — Range —
Q2 2020
Shares 169,936 Value ($000) $781 Avg Close — Range —
Q1 2020
Shares 77,093 Value ($000) $263 Avg Close — Range —
Q4 2019
Shares 177,855 Value ($000) $908 Avg Close — Range —
Q3 2019
Shares 189,497 Value ($000) $459 Avg Close — Range —
Q2 2017
Shares 4,296 Value ($000) $31 Avg Close — Range —
Q1 2017
Shares 30,327 Value ($000) $117 Avg Close — Range —
Q2 2016
Shares 24,637 Value ($000) $76 Avg Close — Range —