Prajzner Edward J
Related Filers (4)
- Mistras Group, Inc. (18)
- CECO ENVIRONMENTAL CORP (8)
- TECHNITROL INC (5)
- MET PRO CORP (4)
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Ownership (35)
4
Thursday, 1/4/2024
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/30/2023
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 3/20/2023
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/3/2023
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/25/2022
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/24/2022
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/22/2022
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/16/2022
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/7/2022
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/7/2021
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4/A
Thursday, 3/25/2021
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/25/2021
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/18/2021
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/8/2021
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 4/2/2020
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/31/2020
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 3/18/2019
Mistras Group, Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 1/9/2018
Mistras Group, Inc.: Initial statement of beneficial ownership of securities
4
Thursday, 5/18/2017
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/6/2016
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/9/2015
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 1/8/2015
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/27/2014
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/6/2014
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/8/2014
CECO ENVIRONMENTAL CORP: Statement of changes in beneficial ownership of securities
3
Wednesday, 9/11/2013
CECO ENVIRONMENTAL CORP: Initial statement of beneficial ownership of securities
4
Thursday, 8/29/2013
MET PRO CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/13/2013
MET PRO CORP: Statement of changes in beneficial ownership of securities
3
Friday, 6/8/2012
MET PRO CORP: Initial statement of beneficial ownership of securities
4
Friday, 6/8/2012
MET PRO CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/7/2008
TECHNITROL INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/31/2007
TECHNITROL INC: Statement of changes in beneficial ownership of securities
4
Friday, 5/11/2007
TECHNITROL INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/1/2006
TECHNITROL INC: Statement of changes in beneficial ownership of securities
3
Wednesday, 5/10/2006
TECHNITROL INC: Initial statement of beneficial ownership of securities