Johnsen Karl E
Related Filers (2)
Ownership (52)
4
Wednesday, 1/27/2021
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
Wednesday, 10/28/2020
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
Wednesday, 8/26/2020
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, 5/21/2020
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/29/2020
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
Wednesday, 1/29/2020
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, 10/30/2019
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
Wednesday, 8/14/2019
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
Monday, 2/4/2019
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
Thursday, 11/1/2018
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
Tuesday, 5/8/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/2/2018
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
Wednesday, 2/14/2018
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 2/9/2018
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
Thursday, 11/2/2017
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
Thursday, 8/17/2017
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
Wednesday, 7/5/2017
ASPEN TECHNOLOGY INC /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 6/15/2017
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
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
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
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
3
Thursday, 10/1/2015
ASPEN TECHNOLOGY INC /DE/: Initial statement of beneficial ownership of securities
3
Wednesday, 10/17/2012
AVID TECHNOLOGY, INC.: Initial statement of beneficial ownership of securities
4
Wednesday, 10/17/2012
AVID TECHNOLOGY, INC.: Statement of changes in beneficial ownership of securities