ALTAIR ENGR INC

CUSIP: 021369AA1 Class: BOND

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

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

Q3 2021
Shares 1,650,000 Value ($000) $2,558 Avg Close — Range —
Q2 2021
Shares 1,650,000 Value ($000) $2,573 Avg Close — Range —
Q1 2021
Shares 650,000 Value ($000) $936 Avg Close — Range —
Q4 2020
Shares 650,000 Value ($000) $894 Avg Close — Range —
Q3 2020
Shares 650,000 Value ($000) $722 Avg Close — Range —