638 filings
Page 7 of 32
8-K
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18 Apr 19
Aspen Technology Appoints Georgia Keresty PhD, MPH to Its Board of Directors
9:04am
8-K
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1 Feb 19
Departure of Directors or Certain Officers
4:33pm
8-K
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23 Jan 19
Results of Operations and Financial Condition
4:21pm
S-8
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21 Dec 18
Registration of securities for employees
4:20pm
8-K
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10 Dec 18
Submission of Matters to a Vote of Security Holders
4:52pm
DEFA14A
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26 Nov 18
Additional proxy soliciting materials
4:31pm
DEFA14A
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26 Oct 18
Additional proxy soliciting materials
4:03pm
8-K
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24 Oct 18
Results of Operations and Financial Condition
4:21pm
8-K
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10 Aug 18
AspenTech Appoints Gary Weiss as New Chief Operating Officer
5:00pm
8-K
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8 Aug 18
Results of Operations and Financial Condition
4:17pm
8-K
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27 Jul 18
Departure of Directors or Certain Officers
5:01pm
8-K
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25 Apr 18
Results of Operations and Financial Condition
4:13pm
8-K
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5 Feb 18
AspenTech Acquires Apex Optimisation, Inventors of
12:00am
8-K
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24 Jan 18
Results of Operations and Financial Condition
12:00am