ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2021
Shares 1,561 Value ($000) $192 Avg Close — Range —
Q2 2021
Shares 961 Value ($000) $132 Avg Close — Range —
Q1 2021
Shares 874 Value ($000) $126 Avg Close — Range —
Q4 2020
Shares 112 Value ($000) $15 Avg Close — Range —
Q4 2019
Shares 150 Value ($000) $18 Avg Close — Range —
Q2 2013
Shares 3,519 Value ($000) $101 Avg Close — Range —