IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

Zullo Investment Group, Inc.'s Holding History (CIK: 0001909760)

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

Q2 2022
Shares 152 Value ($000) $1 Avg Close — Range —
Q1 2022
Shares 152 Value ($000) $1 Avg Close — Range —
Q4 2021
Shares 152 Value ($000) $1 Avg Close — Range —