ALTAIR ENGR INC

CUSIP: 021369103 Class: Common Stock

HARBOUR INVESTMENTS, INC.'s Holding History (CIK: 0000810121)

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

Q2 2023
Shares 21 Value ($000) $2 Avg Close — Range —
Q1 2023
Shares 21 Value ($000) $2 Avg Close — Range —
Q4 2022
Shares 21 Value ($000) $1 Avg Close — Range —
Q3 2021
Shares 17 Value ($000) $1 Avg Close — Range —
Q2 2021
Shares 4 Value ($000) $0 Avg Close — Range —