638 filings
Page 5 of 32
DEFA14A
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9 Dec 20
Additional proxy soliciting materials
4:23pm
8-K/A
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25 Nov 20
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard
5:03pm
8-K
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17 Nov 20
Aspen Technology Receives Staff Determination from Nasdaq
12:00am
NT 10-Q
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10 Nov 20
Notice of late quarterly filing
4:01pm
8-K
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5 Nov 20
Aspen Technology Announces Selected Financial Results for the First Quarter of Fiscal
4:11pm
8-K
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23 Sep 20
Aspen Technology Receives Staff Determination from Nasdaq
4:10pm
8-K
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18 Sep 20
Departure of Directors or Certain Officers
4:08pm
NT 10-K
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1 Sep 20
Notice of late annual filing
4:25pm
8-K
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12 Aug 20
Aspen Technology Announces Financial Results for the Fourth Quarter and Fiscal 2020
4:09pm
8-K
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23 Jul 20
Aspen Technology, Inc. Appoints Amar Hanspal to Its Board of Directors
5:15pm
8-K
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22 Jul 20
Departure of Directors or Certain Officers
5:07pm
8-K
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21 May 20
Amendments to Articles of Incorporation or Bylaws
4:54pm
8-K
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6 May 20
Aspen Technology Announces Financial Results for the Third Quarter of Fiscal 2020
4:10pm
UPLOAD
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15 Apr 20
Letter from SEC
12:00am
CORRESP
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3 Apr 20
Correspondence with SEC
12:00am
UPLOAD
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26 Mar 20
Letter from SEC
12:00am
CORRESP
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13 Mar 20
Correspondence with SEC
12:00am
8-K
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4 Mar 20
Aspen Technology, Inc. Appoints Adriana Karaboutis to Its Board of Directors
5:02pm
UPLOAD
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3 Mar 20
Letter from SEC
12:00am