ALTAIR ENGR INC

CUSIP: 021369103 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2024
Shares 197,530 Value ($000) $21,552 Avg Close — Range —
Q3 2024
Shares 100,078 Value ($000) $9,558 Avg Close — Range —
Q2 2024
Shares 100,078 Value ($000) $9,816 Avg Close — Range —
Q1 2024
Shares 107,218 Value ($000) $9,237 Avg Close — Range —
Q4 2023
Shares 113,946 Value ($000) $9,589 Avg Close — Range —
Q3 2023
Shares 90,888 Value ($000) $5,686 Avg Close — Range —
Q2 2023
Shares 95,776 Value ($000) $7,264 Avg Close — Range —
Q1 2023
Shares 98,234 Value ($000) $7,084 Avg Close — Range —
Q4 2022
Shares 110,307 Value ($000) $5,016 Avg Close — Range —
Q3 2022
Shares 113,497 Value ($000) $5,019 Avg Close — Range —
Q2 2022
Shares 116,756 Value ($000) $6,130 Avg Close — Range —
Q1 2022
Shares 124,650 Value ($000) $8,027 Avg Close — Range —
Q4 2021
Shares 124,650 Value ($000) $9,638 Avg Close — Range —
Q3 2021
Shares 124,650 Value ($000) $8,593 Avg Close — Range —
Q2 2021
Shares 124,650 Value ($000) $8,597 Avg Close — Range —
Q1 2021
Shares 124,650 Value ($000) $7,799 Avg Close — Range —
Q4 2020
Shares 124,650 Value ($000) $7,252 Avg Close — Range —
Q3 2020
Shares 140,150 Value ($000) $5,883 Avg Close — Range —
Q2 2020
Shares 142,650 Value ($000) $5,670 Avg Close — Range —
Q1 2020
Shares 140,150 Value ($000) $3,714 Avg Close — Range —
Q4 2019
Shares 140,150 Value ($000) $5,033 Avg Close — Range —
Q3 2019
Shares 140,150 Value ($000) $4,852 Avg Close — Range —
Q2 2019
Shares 140,150 Value ($000) $5,661 Avg Close — Range —
Q1 2019
Shares 138,600 Value ($000) $5,102 Avg Close — Range —
Q4 2018
Shares 110,000 Value ($000) $3,034 Avg Close — Range —
Q3 2018
Shares 110,000 Value ($000) $4,779 Avg Close — Range —
Q2 2018
Shares 110,000 Value ($000) $3,760 Avg Close — Range —
Q1 2018
Shares 110,000 Value ($000) $3,450 Avg Close — Range —
Q4 2017
Shares 110,000 Value ($000) $2,631 Avg Close — Range —