15 filings
UPLOAD
AZPN
Aspen Technology Inc
13 Apr 23
Letter from SEC
12:00am
CORRESP
AZPN
Aspen Technology Inc
4 Apr 23
Correspondence with SEC
12:00am
UPLOAD
AZPN
Aspen Technology Inc
27 Mar 23
Letter from SEC
12:00am
CORRESP
AZPN
Aspen Technology Inc
9 Mar 23
Correspondence with SEC
12:00am
UPLOAD
AZPN
Aspen Technology Inc
27 Feb 23
Letter from SEC
12:00am
EFFECT
pvikbb1qdti rwe
19 Apr 22
Notice of effectiveness
12:15am
SEC STAFF
wwo9fs1vvgil7w
18 Apr 22
SEC staff action: Order
12:00am
CORRESP
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14 Apr 22
Correspondence with SEC
12:00am
CORRESP
58r7jk76g4 dyar1
5 Apr 22
Correspondence with SEC
12:00am
UPLOAD
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1 Apr 22
Letter from SEC
12:00am
CORRESP
vdisegyrr06mela
18 Mar 22
Correspondence with SEC
12:00am
UPLOAD
ockz33v1bbsvqm
10 Mar 22
Letter from SEC
12:00am
CORRESP
vwhbry2o7i
22 Feb 22
Correspondence with SEC
12:00am
SEC STAFF LETTER
bmfcerlrl qe
9 Feb 22
SEC staff letter
12:00am
UPLOAD
tqme90qh0p2td2o8282
9 Feb 22
Letter from SEC
12:00am
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