21 results
10-K
2021 FY
EX-21.1
Aspen Technology Inc
Annual report
18 Aug 21
4:14pm
10-K
2020 FY
EX-21.1
Aspen Technology Inc
Annual report
9 Dec 20
4:37pm
10-K
2019 FY
EX-21.1
Aspen Technology Inc
Annual report
10 Sep 19
4:09pm
10-K
2018 FY
EX-21.1
Aspen Technology Inc
Annual report
8 Aug 18
4:04pm
10-K
2017 FY
EX-21.1
Aspen Technology Inc
Annual report
10 Aug 17
12:00am
10-K405
EX-21.1
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28 Sep 01
Annual report (delinquent filer disclosure)
12:00am
10-K405
EX-21.1
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28 Sep 00
Annual report (delinquent filer disclosure)
12:00am