| Filed On | Filing |
|---|---|
| 28 May 2020 | 8-K/A |
| 13 Mar 2020 | 8-K/A |
| 31 Aug 2018 | 8-K/A |
| 12 Sep 2017 | 8-K/A |
| 21 Aug 2017 | 8-K/A |
| 01 Mar 2016 | 8-K/A |
| 09 Apr 2015 | 8-K/A |
| 08 Aug 2012 | CURRENT REPORT ON FORM 8-K/A |
| 20 Oct 2005 | FORM 8K/A ALTEC LANSING HISTORICAL FINANCIAL STATEMENTS AND PLANTRONICS PRO FORM |
| 18 Jul 2003 | FORM 8-K/A (ITEM 7. JULY 18, 2003) |
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