ALTAIR ENGR INC

CUSIP: 021369103 Class: Common Stock

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC's Holding History (CIK: 0001629649)

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

Q4 2024
Shares 13,285 Value ($000) $1,450 Avg Close — Range —
Q3 2024
Shares 13,184 Value ($000) $1,259 Avg Close — Range —
Q2 2024
Shares 12,710 Value ($000) $1,247 Avg Close — Range —