| Filed On | Filing |
|---|---|
| 10 Feb 2022 | SCHEDULE 13G |
| 16 Feb 2021 | FORM 13G 2020-12-31 |
| 10 Aug 2020 | SC 13G |
| 14 Feb 2020 | SC 13G |
| 20 Jan 2012 | SC 13G |
| 10 Feb 2011 | SC 13G |
| 29 Jan 2010 | SC 13G |
| 13 Feb 2009 | SC 13G |
| 05 Feb 2009 | SC 13G |
| 05 May 2008 | SC 13G |
| 12 Feb 2008 | SC 13G |
| 06 Feb 2008 | SC 13G |
| 14 Feb 2007 | SCHEDULE 13G |
| 14 Feb 2007 | SC 13G |
| 08 May 2006 | SC 13G |
| 14 Feb 2006 | DOC ONE |
| 13 Feb 2006 | AMVESCAP FOR PLANTRONICS, INC. |
| 08 Feb 2006 | SC 13G |
| 14 Feb 2005 | DOC ONE |
| 17 Feb 2004 | SC 13G |
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