ASPEN TECHNOLOGY INC

CUSIP: 29109X106 Class: Common Stock

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2024
Shares 8,307 Value ($000) $2,074 Avg Close — Range —
Q3 2024
Shares 8,407 Value ($000) $2,008 Avg Close — Range —
Q2 2024
Shares 8,807 Value ($000) $1,749 Avg Close — Range —
Q1 2024
Shares 8,807 Value ($000) $1,878 Avg Close — Range —
Q4 2023
Shares 8,607 Value ($000) $1,895 Avg Close — Range —
Q3 2023
Shares 8,307 Value ($000) $1,697 Avg Close — Range —
Q2 2023
Shares 8,907 Value ($000) $1,493 Avg Close — Range —
Q1 2023
Shares 8,507 Value ($000) $1,947 Avg Close — Range —
Q4 2022
Shares 8,507 Value ($000) $1,747 Avg Close — Range —
Q3 2022
Shares 7,307 Value ($000) $1,741 Avg Close — Range —
Q2 2022
Shares 7,107 Value ($000) $1,305 Avg Close — Range —