1,036 filings
Page 4 of 52
425
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2 Feb 22
Business combination disclosure
4:52pm
SC 13G/A
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1 Feb 22
ASPEN TECHNOLOGY / BlackRock ownership change
5:08pm
425
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27 Jan 22
Business combination disclosure
1:35pm
8-K
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26 Jan 22
Aspen Technology Announces Financial Results for the Second Quarter of Fiscal 2022
4:13pm
425
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18 Jan 22
Business combination disclosure
3:44pm
4
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4 Jan 22
ASPEN TECHNOLOGY / Antonio J Pietri ownership change
1:11pm
4
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4 Jan 22
ASPEN TECHNOLOGY / Christopher Stagno ownership change
1:10pm
4
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4 Jan 22
ASPEN TECHNOLOGY / John Hague ownership change
1:09pm
4
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4 Jan 22
ASPEN TECHNOLOGY / F G Hammond ownership change
1:08pm
4
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4 Jan 22
ASPEN TECHNOLOGY / Chantelle Yvette Breithaupt ownership change
1:07pm
8-K
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22 Dec 21
Aspen Technology Announces Karen Golz as Newly Appointed Audit Committee Chair
4:06pm
8-K
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20 Dec 21
Entry into a Material Definitive Agreement
12:00am
4
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14 Dec 21
ASPEN TECHNOLOGY / GARY E HAROIAN ownership change
4:23pm
8-K
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14 Dec 21
Submission of Matters to a Vote of Security Holders
4:16pm
SC 13G/A
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10 Dec 21
ASPEN TECHNOLOGY / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT ownership change
12:00am
425
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2 Dec 21
Business combination disclosure
4:35pm
4
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22 Nov 21
ASPEN TECHNOLOGY / DONALD P CASEY ownership change
5:44pm
425
c5bqo
17 Nov 21
Business combination disclosure
5:09pm
425
ks6xbbn78
3 Nov 21
Business combination disclosure
5:13pm