ALTAIR ENGR INC

CUSIP: 021369103 Class: Common Stock

Matrix Capital Management Company, LP's Holding History (CIK: 0001410830)

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

Q4 2024
Shares 12,430,000 Value ($000) $1,356,237 Avg Close — Range —
Q3 2024
Shares 12,430,000 Value ($000) $1,187,189 Avg Close — Range —
Q2 2024
Shares 12,430,000 Value ($000) $1,219,134 Avg Close — Range —
Q1 2024
Shares 12,430,000 Value ($000) $1,070,845 Avg Close — Range —
Q4 2023
Shares 12,233,174 Value ($000) $1,029,422 Avg Close — Range —
Q3 2023
Shares 11,300,457 Value ($000) $706,957 Avg Close — Range —
Q2 2023
Shares 11,174,200 Value ($000) $847,451 Avg Close — Range —
Q1 2023
Shares 11,174,200 Value ($000) $805,772 Avg Close — Range —
Q4 2022
Shares 10,871,000 Value ($000) $494,304 Avg Close — Range —
Q3 2022
Shares 10,305,000 Value ($000) $455,687 Avg Close — Range —
Q2 2022
Shares 9,300,000 Value ($000) $488,250 Avg Close — Range —
Q1 2022
Shares 8,600,000 Value ($000) $553,840 Avg Close — Range —
Q4 2021
Shares 8,600,000 Value ($000) $664,952 Avg Close — Range —
Q3 2021
Shares 8,180,589 Value ($000) $563,970 Avg Close — Range —
Q2 2021
Shares 5,245,025 Value ($000) $361,749 Avg Close — Range —
Q1 2021
Shares 5,155,025 Value ($000) $322,550 Avg Close — Range —
Q4 2020
Shares 5,155,025 Value ($000) $299,919 Avg Close — Range —
Q3 2020
Shares 4,136,725 Value ($000) $173,660 Avg Close — Range —
Q2 2020
Shares 4,136,725 Value ($000) $164,435 Avg Close — Range —
Q1 2020
Shares 4,136,725 Value ($000) $109,623 Avg Close — Range —
Q4 2019
Shares 2,392,725 Value ($000) $85,923 Avg Close — Range —
Q3 2019
Shares 704,625 Value ($000) $24,394 Avg Close — Range —