IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

PERKINS CAPITAL MANAGEMENT INC's Holding History (CIK: 0000884300)

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

Q4 2023
Shares 10,400 Value ($000) $0 Avg Close — Range —
Q3 2023
Shares 12,100 Value ($000) $0 Avg Close — Range —
Q2 2023
Shares 17,200 Value ($000) $0 Avg Close — Range —
Q1 2023
Shares 21,500 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 12,500 Value ($000) $0 Avg Close — Range —