IMMUNOGEN INC

CUSIP: 45253H101 Class: Common Stock

CANADA PENSION PLAN INVESTMENT BOARD's Holding History (CIK: 0001283718)

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

Q4 2023
Shares 586,990 Value ($000) $17,404 Avg Close — Range —
Q4 2019
Shares 1,224,900 Value ($000) $6,253 Avg Close — Range —
Q3 2019
Shares 700,000 Value ($000) $1,694 Avg Close — Range —