IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q4 2021
Shares 10,713 Value ($000) $77 Avg Close — Range —
Q4 2020
Shares 10,548 Value ($000) $62 Avg Close — Range —
Q3 2020
Shares 11,493 Value ($000) $31 Avg Close — Range —
Q2 2020
Shares 107,646 Value ($000) $485 Avg Close — Range —
Q3 2019
Shares 12,027 Value ($000) $17 Avg Close — Range —
Q2 2019
Shares 11,238 Value ($000) $13 Avg Close — Range —
Q4 2018
Shares 10,288 Value ($000) $37 Avg Close — Range —
Q2 2018
Shares 10,857 Value ($000) $104 Avg Close — Range —
Q1 2018
Shares 11,334 Value ($000) $119 Avg Close — Range —
Q4 2017
Shares 12,097 Value ($000) $74 Avg Close — Range —
Q3 2017
Shares 13,220 Value ($000) $103 Avg Close — Range —
Q2 2017
Shares 17,184 Value ($000) $128 Avg Close — Range —
Q1 2017
Shares 17,202 Value ($000) $66 Avg Close — Range —
Q4 2016
Shares 13,913 Value ($000) $17 Avg Close — Range —
Q3 2016
Shares 19,461 Value ($000) $45 Avg Close — Range —
Q1 2016
Shares 17,284 Value ($000) $150 Avg Close — Range —
Q4 2015
Shares 18,144 Value ($000) $242 Avg Close — Range —