ALTAIR ENGR INC

CUSIP: 021369103 Class: Common Stock

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2024
Shares 91,000 Value ($000) $9,929 Avg Close — Range —
Q3 2024
Shares 14,200 Value ($000) $1,356 Avg Close — Range —
Q4 2023
Shares 85,000 Value ($000) $7,153 Avg Close — Range —
Q3 2023
Shares 63,700 Value ($000) $3,985 Avg Close — Range —
Q3 2021
Shares 638,800 Value ($000) $44,039 Avg Close — Range —