1,036 filings
Page 5 of 52
DEFA14A
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28 Oct 21
Additional proxy soliciting materials
5:06pm
425
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28 Oct 21
Business combination disclosure
4:24pm
8-K
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27 Oct 21
Aspen Technology Announces Financial Results for the First Quarter of Fiscal 2022
4:09pm
425
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21 Oct 21
Business combination disclosure
4:33pm
425
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21 Oct 21
Business combination disclosure
4:31pm
425
ul4d0knwdt9
13 Oct 21
Business combination disclosure
5:07pm
4
ktzxvgput
13 Oct 21
ASPEN TECHNOLOGY / Christopher Stagno ownership change
4:21pm
4
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13 Oct 21
ASPEN TECHNOLOGY / F G Hammond ownership change
4:20pm
4
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13 Oct 21
ASPEN TECHNOLOGY / John Hague ownership change
4:18pm
4
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13 Oct 21
ASPEN TECHNOLOGY / Chantelle Yvette Breithaupt ownership change
4:17pm
425
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12 Oct 21
Business combination disclosure
10:29am
425
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12 Oct 21
Business combination disclosure
10:28am
425
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12 Oct 21
Business combination disclosure
10:26am
425
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12 Oct 21
Business combination disclosure
10:24am
425
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12 Oct 21
Business combination disclosure
10:21am
425
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12 Oct 21
Business combination disclosure
10:18am
425
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12 Oct 21
Business combination disclosure
10:18am
425
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12 Oct 21
Business combination disclosure
10:15am