| Filed On | Filing |
|---|---|
| 05 Feb 2018 | 13G |
| 05 Feb 2016 | SCHEDULE 13G |
| 29 Jan 2014 | SC 13G |
| 31 Mar 2011 | SC 13G |
| 12 Feb 2010 | SCHEDULE 13G |
| 14 May 2007 | HYDROGENICS CORPORATION |
| 12 Oct 2004 | DOC ONE |
| 16 Feb 2001 | SCHEDULE 13G |
| 15 Feb 2001 | SCHEDULE 13G |
| 15 Feb 2001 | SCHEDULE 13G |
| 14 Feb 2001 | CANADIAN IMPERIAL BANK OF COMMERCE |
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