IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

Laurion Capital Management LP's Holding History (CIK: 0001390202)

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

Q4 2023
Shares 64,930 Value ($000) $1,925 Avg Close — Range —
Q1 2018
Shares 13,700 Value ($000) $144 Avg Close — Range —