| Filed On | Filing |
|---|---|
| 08 Jun 2022 | SC 13G |
| 15 Feb 2022 | SC 13G |
| 14 May 2020 | SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP |
| 21 Jan 2020 | SCHEDULE 13G |
| 04 Nov 2014 | SCHEDULE 13G |
| 26 Aug 2014 | 13G |
| 25 Apr 2014 | SCHEDULE 13G |
| 27 Apr 2012 | SC 13G |
| 27 Apr 2012 | SC 13G |
| 27 Apr 2012 | SC 13G |
| 22 Mar 2012 | SC 13G |
| 11 Jan 2011 | WELCH & FORBES LLC |
| 11 Jan 2010 | SC 13G |
| 06 Jan 2010 | ENERGY FOCUS, INC. |
| 06 May 2009 | SC 13G |
| 07 Apr 2008 | SCHEDULE 13G |
| 20 Mar 2007 | SC 13G |
| 12 Feb 2007 | SC 13G |
| 22 Nov 2006 | SC 13G |
| 17 Nov 2006 | FBST DIKER |
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