IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

CM Management, LLC's Holding History (CIK: 0001841857)

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

Q4 2023
Shares 500,000 Value ($000) $14,825 Avg Close — Range —
Q3 2023
Shares 500,000 Value ($000) $7,935 Avg Close — Range —
Q2 2023
Shares 500,000 Value ($000) $9 Avg Close — Range —
Q1 2023
Shares 500,000 Value ($000) $2 Avg Close — Range —
Q4 2022
Shares 500,000 Value ($000) $2 Avg Close — Range —
Q3 2022
Shares 500,000 Value ($000) $2,390 Avg Close — Range —
Q2 2022
Shares 475,000 Value ($000) $2,138 Avg Close — Range —
Q1 2022
Shares 450,000 Value ($000) $2,142 Avg Close — Range —
Q4 2021
Shares 375,000 Value ($000) $2,783 Avg Close — Range —
Q3 2021
Shares 375,000 Value ($000) $2,126 Avg Close — Range —
Q2 2021
Shares 375,000 Value ($000) $2,471 Avg Close — Range —
Q1 2021
Shares 375,000 Value ($000) $3,038 Avg Close — Range —
Q4 2020
Shares 375,000 Value ($000) $2,419 Avg Close — Range —