| Filed On | Filing |
|---|---|
| 13 Nov 2024 | SEC SCHEDULE 13G |
| 26 Jan 2024 | SC 13G |
| 08 Jul 2022 | SC 13G |
| 11 Feb 2021 | SC 13G |
| 27 Aug 2019 | SC 13G |
| 09 Feb 2018 | SCHEDULE 13G |
| 11 Dec 2017 | SC 13G |
| 30 Jan 2017 | SC 13G |
| 11 Feb 2016 | SC 13G |
| 28 Jan 2016 | SC 13G |
| 12 Feb 2015 | SC 13G |
| 13 Feb 2013 | SCHEDULE 13G |
| 13 Feb 2012 | SCHEDULE 13G FOR DECEMBER 31, 2011 |
| 01 Feb 2012 | SC 13G |
| 25 Jan 2012 | CECO 13G FOR 12 31 2011 |
| 26 Jan 2011 | 13G FOR CYE 2010 |
| 14 Feb 2008 | 13G 2007 FRIESS ASSOCIATES LLC |
| 25 Jan 2008 | CECE 13G JAN 2008 |
| 11 Apr 2007 | CECO ENVIRONMENTAL 13G FILING |
| 08 Apr 2005 | DATE OF EVENT 052203 |
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