Hammond F G
Related Filers (2)
Ownership (143)
4
Wednesday, 1/4/2023
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/1/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 11/25/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/9/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/4/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 9/9/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/6/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/6/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/5/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/25/2022
Aspen Technology, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/18/2022
ASPENTECH Corp: Statement of changes in beneficial ownership of securities
3
Tuesday, 5/17/2022
Aspen Technology, Inc.: Initial statement of beneficial ownership of securities
4
Monday, 4/4/2022
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/4/2022
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/13/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 10/4/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 9/3/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/10/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 7/23/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/14/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 7/2/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 4/2/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/5/2021
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/30/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 10/2/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 7/2/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 4/2/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 1/3/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/2/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 9/5/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/2/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/1/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 1/3/2019
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/2/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 9/6/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/15/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/3/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 5/4/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 4/2/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 2/15/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/3/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 11/3/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/3/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/6/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 8/25/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/5/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/4/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/7/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/1/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/4/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 11/4/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 11/3/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/4/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/7/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/6/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/5/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 4/4/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/5/2016
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 10/2/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/5/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/1/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 6/4/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 5/29/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 5/21/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 4/2/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 1/5/2015
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 10/2/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/5/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/2/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 5/30/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/2/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 2/10/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 1/3/2014
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 11/8/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/5/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 8/22/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 8/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/5/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 11/16/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/7/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/2/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 9/14/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 9/6/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 8/30/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/29/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 8/24/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 8/23/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 8/3/2012
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities