ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q1 2022
Shares 49,210 Value ($000) $8,137 Avg Close — Range —
Q4 2021
Shares 133,407 Value ($000) $20,305 Avg Close — Range —
Q4 2020
Shares 6,587 Value ($000) $858 Avg Close — Range —
Q4 2019
Shares 123,597 Value ($000) $14,947 Avg Close — Range —
Q3 2019
Shares 159,623 Value ($000) $19,646 Avg Close — Range —
Q2 2019
Shares 415,005 Value ($000) $51,577 Avg Close — Range —
Q1 2019
Shares 612,397 Value ($000) $63,849 Avg Close — Range —
Q4 2018
Shares 676,437 Value ($000) $55,590 Avg Close — Range —
Q3 2018
Shares 534,034 Value ($000) $60,832 Avg Close — Range —
Q2 2018
Shares 78,057 Value ($000) $7,239 Avg Close — Range —
Q4 2016
Shares 11,496 Value ($000) $629 Avg Close — Range —
Q3 2016
Shares 16,182 Value ($000) $757 Avg Close — Range —
Q4 2015
Shares 32,940 Value ($000) $1,244 Avg Close — Range —
Q3 2015
Shares 7,900 Value ($000) $299 Avg Close — Range —
Q2 2015
Shares 100,299 Value ($000) $4,569 Avg Close — Range —
Q1 2015
Shares 112,809 Value ($000) $4,342 Avg Close — Range —
Q4 2014
Shares 177,042 Value ($000) $6,200 Avg Close — Range —
Q3 2014
Shares 619,625 Value ($000) $23,372 Avg Close — Range —
Q2 2014
Shares 332,991 Value ($000) $15,450 Avg Close — Range —
Q1 2014
Shares 41,542 Value ($000) $1,760 Avg Close — Range —