30 filings
UPLOAD
ASPN
Aspen Aerogels Inc.
17 Oct 23
Letter from SEC
12:00am
CORRESP
ASPN
Aspen Aerogels Inc.
4 Oct 23
Correspondence with SEC
12:00am
UPLOAD
ASPN
Aspen Aerogels Inc.
25 Sep 23
Letter from SEC
12:00am
EFFECT
ASPN
Aspen Aerogels Inc.
24 Apr 23
Notice of effectiveness
12:15am
EFFECT
ASPN
Aspen Aerogels Inc.
13 May 22
Notice of effectiveness
12:00am
CORRESP
6ph0neo
11 May 22
Correspondence with SEC
12:00am
UPLOAD
1s71gr3
10 May 22
Letter from SEC
12:00am
EFFECT
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21 Sep 21
Notice of effectiveness
12:15am
CORRESP
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16 Sep 21
Correspondence with SEC
12:00am
UPLOAD
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15 Sep 21
Letter from SEC
12:00am
EFFECT
0e2i6xfme9wq73ymb
26 Apr 21
Notice of effectiveness
12:15am
CORRESP
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21 Apr 21
Correspondence with SEC
12:00am
UPLOAD
mw76u6m9xqtg5
23 Mar 21
Letter from SEC
12:00am
EFFECT
811bp 9w5cerrabcp5
18 Sep 18
Notice of effectiveness
12:00am
CORRESP
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14 Sep 18
Correspondence with SEC
12:00am
UPLOAD
egad8
11 Sep 18
Letter from SEC
12:00am
CT ORDER
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22 May 18
Confidential treatment order
1:24pm
EFFECT
4ea3lf
20 Nov 17
Notice of effectiveness
12:00am
CORRESP
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16 Nov 17
Correspondence with SEC
12:00am
UPLOAD
m9r6rhts30mhbmyv8
15 Nov 17
Letter from SEC
12:00am