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AZPN
- As of 11/10/24, 12:59:21 PM: 128 Insider Transactions.
Sector:
Technology
Industry:
Business Software & Services
Prev Close:
$41.90
Avg Vol(3m):
723,594
P/E:
25.70
EPS:
1.63
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Insider Transactions for AZPN
Buy/Sell*
Filed Date
Subject
Symbol
Acquirer
Pct Owned
Details
B
2020-11-09 09:17:00.0
ASPEN TECHNOLOGY INC
AZPN
BlueSpruce Investments
5.1%
view
S
2020-02-14 16:20:35.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
5.0%
view
B
2020-02-13 18:31:13.0
ASPEN TECHNOLOGY INC
AZPN
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
8.94%
view
S
2020-02-12 17:53:21.0
ASPEN TECHNOLOGY INC
AZPN
RENAISSANCE TECHNOLOGIES LLC
2.89%
view
S
2020-02-12 08:02:40.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
9.12%
view
B
2020-02-05 11:25:58.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
5.6%
view
B
2019-02-13 15:38:45.0
ASPEN TECHNOLOGY INC
AZPN
Neuberger Berman Group LLC
4.65%
view
B
2019-02-12 17:07:29.0
ASPEN TECHNOLOGY INC
AZPN
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
8.38%
view
B
2019-02-12 14:26:06.0
ASPEN TECHNOLOGY INC
AZPN
RENAISSANCE TECHNOLOGIES LLC
5.7%
view
S
2019-02-11 09:57:38.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
9.79%
view
S
2019-02-04 10:08:31.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
5.3%
view
B
2018-11-13 08:12:16.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
10.06%
view
S
2018-02-14 16:01:19.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
6.5%
view
B
2018-02-13 16:20:33.0
ASPEN TECHNOLOGY INC
AZPN
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
6.2%
view
S
2018-02-12 08:44:16.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
9.31%
view
B
2017-03-10 12:52:22.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
10.11%
view
S
2017-02-14 16:23:40.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
6.9%
view
S
2017-02-10 11:24:40.0
ASPEN TECHNOLOGY INC
AZPN
ALLIANCEBERNSTEIN L
3.0%
view
B
2017-02-09 14:29:59.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
9.73%
view
S
2017-02-03 07:55:02.0
ASPEN TECHNOLOGY INC
AZPN
Artisan Partners Limited Partnership
0.0%
view
B
2017-01-19 17:24:33.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
6.9%
view
B
2016-02-16 12:23:59.0
ASPEN TECHNOLOGY INC
AZPN
ALLIANCEBERNSTEIN L
5.3%
view
B
2016-02-12 16:04:02.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
12.3%
view
B
2016-02-10 15:18:07.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
9.1%
view
B
2016-02-02 07:46:35.0
ASPEN TECHNOLOGY INC
AZPN
Artisan Partners Limited Partnership
6.8%
view
S
2016-01-25 13:46:47.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
6.3%
view
B
2015-02-13 16:05:04.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
11.7%
view
B
2015-02-10 14:30:17.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
8.06%
view
B
2015-01-22 14:24:02.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
8.5%
view
S
2014-02-14 06:45:28.0
ASPEN TECHNOLOGY INC
AZPN
FMR LLC
4.252%
view
B
2014-02-11 09:47:16.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
6.41%
view
S
2014-02-07 16:23:33.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
10.1%
view
B
2014-01-28 10:57:56.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
7.6%
view
B
2013-02-13 13:23:34.0
ASPEN TECHNOLOGY INC
AZPN
VANGUARD GROUP INC
5.71%
view
S
2013-02-07 16:33:26.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
12.8%
view
B
2013-01-30 14:29:27.0
ASPEN TECHNOLOGY INC
AZPN
BlackRock Inc
6.33%
view
B
2012-02-14 15:03:35.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
16.9%
view
S
2012-02-14 13:42:12.0
ASPEN TECHNOLOGY INC
AZPN
CADIAN CAPITAL MANAGEMENT
0.09%
view
B
2012-02-14 12:11:58.0
ASPEN TECHNOLOGY INC
AZPN
FMR LLC
7.447%
view
S
2012-02-14 10:46:24.0
ASPEN TECHNOLOGY INC
AZPN
AMERIPRISE FINANCIAL INC
1.26%
view
S
2012-02-13 10:10:56.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
2.719%
view
S
2011-05-10 15:59:00.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP
1.89%
view
S
2011-02-23 14:11:33.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP
7.81%
view
B
2011-02-14 15:44:09.0
ASPEN TECHNOLOGY INC
AZPN
CADIAN CAPITAL MANAGEMENT
5.43%
view
B
2011-02-14 14:02:39.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
5.95%
view
S
2011-02-11 16:47:19.0
ASPEN TECHNOLOGY INC
AZPN
Third Point LLC
3.7%
view
B
2011-02-10 19:13:25.0
ASPEN TECHNOLOGY INC
AZPN
AMERIPRISE FINANCIAL INC
6.08%
view
S
2011-02-10 17:11:00.0
ASPEN TECHNOLOGY INC
AZPN
BROWN BROTHERS HARRIMAN & CO
3.95%
view
B
2011-02-08 16:19:09.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
16.3%
view
S
2010-09-30 15:49:35.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP
9.49%
view
B
2010-09-30 12:37:20.0
ASPEN TECHNOLOGY INC
AZPN
BROWN BROTHERS HARRIMAN & CO
5.52%
view
B
2010-09-27 16:59:50.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
5.064%
view
B
2010-04-09 10:21:35.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
12.0%
view
S
2010-02-16 16:40:25.0
ASPEN TECHNOLOGY INC
AZPN
Third Point LLC
5.5%
view
S
2010-02-16 13:08:35.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
4.37%
view
B
2010-01-15 16:24:58.0
ASPEN TECHNOLOGY INC
AZPN
CADIAN CAPITAL MANAGEMENT
5.24%
view
S
2009-04-30 13:29:23.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
5.09%
view
S
2009-01-05 17:13:19.0
ASPEN TECHNOLOGY INC
AZPN
Third Point LLC
6.7%
view
B
2008-03-12 12:36:35.0
ASPEN TECHNOLOGY INC
AZPN
Third Point LLC
9.1%
view
S
2008-02-14 14:52:52.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP ET AL
33.5%
view
S
2008-02-01 16:19:58.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
12.0%
view
S
2008-01-22 14:10:45.0
ASPEN TECHNOLOGY INC
AZPN
BARCLAYS GLOBAL INVESTORS NA
2.38%
view
B
2007-02-16 16:50:14.0
ASPEN TECHNOLOGY INC
AZPN
ALYDAR PARTNERS LLC
5.232%
view
S
2007-02-09 06:25:54.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
12.4%
view
B
2007-01-23 14:00:37.0
ASPEN TECHNOLOGY INC
AZPN
BARCLAYS GLOBAL INVESTORS NA
4.78%
view
S
2006-12-22 12:37:08.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP ET AL
37.05%
view
S
2006-12-15 16:30:42.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP ET AL
39.2%
view
S
2006-12-11 17:16:33.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
S
2006-08-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
B
2006-07-26 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP ET AL
39.2%
view
B
2006-06-07 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
100.0%
view
S
2006-06-06 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP
42.3%
view
S
2006-04-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
B
2006-02-01 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
WADDELL & REED FINANCIAL INC
7.3%
view
S
2005-12-12 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
S
2005-02-14 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
2.2%
view
S
2005-02-14 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
S
2005-02-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
0.7%
view
B
2005-01-27 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
STATE STREET RESEARCH & MANAGEMENT CO
8.39%
view
S
2004-03-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
6.5%
view
B
2004-02-17 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FMR CORP
n/a
view
S
2004-02-12 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CITADEL L P
3.4%
view
S
2004-02-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
11.8%
view
S
2004-02-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
11.8%
view
S
2004-02-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
8.7%
view
S
2004-01-06 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
RUTABAGA CAPITAL MANAGEMENT LLC
0.0%
view
B
2003-08-22 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
ADVENT INTERNATIONAL CORP
47.5%
view
S
2003-08-15 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
11.8%
view
S
2003-08-15 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
11.8%
view
S
2003-08-07 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
11.8%
view
B
2003-07-31 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
11.8%
view
B
2003-02-20 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
RUTABAGA CAPITAL MANAGEMENT LLC
6.7%
view
B
2003-02-14 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CITADEL L P
6.2%
view
S
2003-02-13 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS CAPITAL RESOURCE CO
0.49%
view
S
2003-02-13 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CAPITAL RESEARCH & MANAGEMENT CO
0.0%
view
S
2003-02-11 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
0.0%
view
S
2003-02-05 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
12.8%
view
S
2003-02-04 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CAVALLO CAPITAL CORP
4.999%
view
B
2003-01-30 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
11.6%
view
B
2002-12-06 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CITADEL L P
5.5%
view
B
2002-10-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
FRANKLIN RESOURCES INC
10.5%
view
B
2002-08-08 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
15.8%
view
B
2002-06-07 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
TCW GROUP INC
10.2%
view
B
2002-05-20 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CAVALLO CAPITAL CORP
8.1%
view
B
2002-02-14 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS CAPITAL RESOURCE CO
5.1%
view
B
2002-02-11 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
CAPITAL RESEARCH & MANAGEMENT CO
5.5%
view
S
2002-02-11 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
7.1%
view
B
2001-06-04 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
10.34%
view
S
2001-02-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
9.7%
view
S
2000-04-10 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MORGAN J P & CO INC
3.746%
view
B
2000-03-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MORGAN J P & CO INC
5.1%
view
B
2000-02-09 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS CAPITAL RESOURCE CO
1.0%
view
B
2000-02-08 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
12.6%
view
S
2000-01-11 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
THOMSON HORSTMANN & BRYANT INC
4.77%
view
B
1999-07-20 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
11.4%
view
S
1999-03-17 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
BLAIR WILLIAM & CO
6.6%
view
S
1999-02-12 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
JANUS CAPITAL CORP
0.0%
view
B
1999-02-11 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
MASSACHUSETTS FINANCIAL SERVICES CO
7.4%
view
B
1999-01-22 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
THOMSON HORSTMANN & BRYANT INC
5.17%
view
B
1998-03-05 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
PILGRIM BAXTER & ASSOCIATES LTD
2.09%
view
B
1998-02-17 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
BLAIR WILLIAM & CO
7.0%
view
B
1998-02-13 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
JANUS CAPITAL CORP
7.7%
view
B
1998-02-04 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
AMERICAN CENTURY COMPANIES INC
12.0%
view
B
1997-08-25 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
WASATCH ADVISORS INC
n/a
view
B
1997-03-12 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
PILGRIM BAXTER & ASSOCIATES LTD
1.0%
view
B
1997-02-05 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
AMERICAN CENTURY COMPANIES INC
5.1%
view
S
1996-11-04 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
PIONEERING MANAGEMENT CORP
n/a
view
B
1996-01-03 00:00:00.0
ASPEN TECHNOLOGY INC
AZPN
PIONEERING MANAGEMENT CORP
n/a
view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.