IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

STEPHENS INC /AR/'s Holding History (CIK: 0000757657)

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

Q3 2022
Shares 10,780 Value ($000) $52 Avg Close — Range —
Q2 2022
Shares 14,726 Value ($000) $66 Avg Close — Range —
Q1 2022
Shares 14,591 Value ($000) $69 Avg Close — Range —
Q4 2021
Shares 17,484 Value ($000) $130 Avg Close — Range —
Q3 2021
Shares 22,151 Value ($000) $126 Avg Close — Range —
Q2 2021
Shares 23,971 Value ($000) $158 Avg Close — Range —
Q1 2021
Shares 24,100 Value ($000) $195 Avg Close — Range —
Q4 2020
Shares 27,246 Value ($000) $176 Avg Close — Range —
Q3 2020
Shares 30,726 Value ($000) $111 Avg Close — Range —
Q2 2020
Shares 31,427 Value ($000) $145 Avg Close — Range —
Q1 2020
Shares 29,763 Value ($000) $101 Avg Close — Range —
Q4 2019
Shares 29,583 Value ($000) $151 Avg Close — Range —
Q3 2019
Shares 27,802 Value ($000) $67 Avg Close — Range —
Q2 2019
Shares 28,741 Value ($000) $62 Avg Close — Range —
Q1 2019
Shares 30,388 Value ($000) $82 Avg Close — Range —
Q4 2018
Shares 29,233 Value ($000) $140 Avg Close — Range —
Q3 2018
Shares 28,526 Value ($000) $270 Avg Close — Range —
Q2 2017
Shares 38,429 Value ($000) $273 Avg Close — Range —
Q1 2017
Shares 39,301 Value ($000) $152 Avg Close — Range —