ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q1 2022
Shares 166,486 Value ($000) $27,532 Avg Close — Range —
Q4 2021
Shares 167,437 Value ($000) $25,484 Avg Close — Range —
Q3 2021
Shares 167,437 Value ($000) $20,561 Avg Close — Range —
Q2 2021
Shares 173,048 Value ($000) $23,801 Avg Close — Range —
Q1 2021
Shares 173,048 Value ($000) $24,976 Avg Close — Range —
Q4 2020
Shares 126,825 Value ($000) $16,519 Avg Close — Range —
Q3 2020
Shares 127,157 Value ($000) $16,097 Avg Close — Range —
Q2 2020
Shares 132,510 Value ($000) $13,729 Avg Close — Range —
Q1 2020
Shares 132,510 Value ($000) $12,598 Avg Close — Range —
Q4 2019
Shares 131,556 Value ($000) $15,909 Avg Close — Range —
Q3 2019
Shares 131,556 Value ($000) $16,192 Avg Close — Range —
Q2 2019
Shares 157,156 Value ($000) $19,531 Avg Close — Range —
Q1 2019
Shares 185,544 Value ($000) $19,345 Avg Close — Range —
Q4 2018
Shares 202,651 Value ($000) $16,654 Avg Close — Range —
Q3 2018
Shares 202,681 Value ($000) $23,087 Avg Close — Range —
Q2 2018
Shares 217,994 Value ($000) $20,217 Avg Close — Range —
Q1 2018
Shares 240,444 Value ($000) $18,969 Avg Close — Range —
Q4 2017
Shares 484,173 Value ($000) $32,052 Avg Close — Range —
Q3 2017
Shares 484,173 Value ($000) $30,411 Avg Close — Range —
Q2 2017
Shares 486,237 Value ($000) $26,869 Avg Close — Range —
Q1 2017
Shares 486,237 Value ($000) $28,649 Avg Close — Range —
Q4 2016
Shares 487,060 Value ($000) $26,632 Avg Close — Range —
Q3 2016
Shares 488,310 Value ($000) $22,848 Avg Close — Range —
Q2 2016
Shares 488,310 Value ($000) $19,650 Avg Close — Range —
Q1 2016
Shares 490,228 Value ($000) $17,712 Avg Close — Range —
Q4 2015
Shares 492,983 Value ($000) $18,615 Avg Close — Range —
Q3 2015
Shares 492,983 Value ($000) $18,689 Avg Close — Range —
Q2 2015
Shares 430,574 Value ($000) $19,613 Avg Close — Range —
Q1 2015
Shares 430,899 Value ($000) $16,585 Avg Close — Range —
Q4 2014
Shares 430,899 Value ($000) $15,090 Avg Close — Range —
Q3 2014
Shares 430,899 Value ($000) $16,254 Avg Close — Range —
Q2 2014
Shares 432,866 Value ($000) $20,085 Avg Close — Range —
Q1 2014
Shares 435,320 Value ($000) $18,440 Avg Close — Range —
Q4 2013
Shares 435,320 Value ($000) $18,196 Avg Close — Range —
Q3 2013
Shares 435,320 Value ($000) $15,040 Avg Close — Range —
Q2 2013
Shares 435,320 Value ($000) $12,533 Avg Close — Range —