IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

Gradient Investments LLC's Holding History (CIK: 0001542265)

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

Q2 2023
Shares 100 Value ($000) $2 Avg Close — Range —
Q1 2020
Shares 31 Value ($000) $0 Avg Close — Range —
Q3 2019
Shares 3,065 Value ($000) $7 Avg Close — Range —