| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SC 13G/A | Feb 14, 2024 | |
| SC 13G/A | Report | HEAR 13G/A | Feb 14, 2024 | |
| SC 13G/A | Report | Feb 14, 2024 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 13, 2024 | |
| SC 13G/A | Report | HEAR 13GA | Feb 5, 2024 | |
| SC 13G/A | Report | Jan 26, 2024 | ||
| SC 13G/A | Report | SC 13G/A | Jan 17, 2024 | |
| SC 13G | Report | SC 13G | Nov 20, 2023 | |
| SC 13G | Report | Sep 29, 2023 | ||
| SC 13G | Report | SC 13G | Apr 3, 2023 | |
| SC 13G/A | Report | Feb 14, 2023 | ||
| SC 13G/A | Report | HEAR 13GA | Feb 14, 2023 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2023 | |
| SC 13G | Report | HEAR 13G | Feb 8, 2023 | |
| SC 13G/A | Report | Feb 1, 2023 | ||
| SC 13G | Report | Jul 5, 2022 | ||
| SC 13G/A | Report | May 26, 2022 | ||
| SC 13G/A | Report | May 16, 2022 | ||
| SC 13G | Report | May 2, 2022 | ||
| SC 13G | Report | SCHEDULE 13G | Feb 10, 2022 | |
| SC 13G/A | Report | Feb 3, 2022 | ||
| SC 13G | Report | SCHEDULE 13G | Oct 26, 2021 | |
| SC 13G/A | Report | HEAR 13G/A | Feb 12, 2021 | |
| SC 13G/A | Report | AMENDMENT NO. 1 | Feb 9, 2021 | |
| SC 13G | Report | Feb 2, 2021 | ||
| SC 13G | Report | Mar 10, 2020 | ||
| SC 13G/A | Report | MS EXIT | Feb 13, 2020 | |
| SC 13G/A | Report | TURTLE BEACH 13G/A | Feb 12, 2020 | |
| SC 13G | Report | MS INITIAL | Oct 24, 2019 | |
| SC 13G | Report | TURTLE BEACH 13G | Feb 13, 2019 | |
| SC 13G/A | Report | MS AMENDMENT | Feb 12, 2019 | |
| SC 13G/A | Report | FORM SC 13G/A | Jan 23, 2019 | |
| SC 13G | Report | SCHEDULE 13G | Sep 19, 2018 | |
| SC 13G | Report | MS INITIAL | Aug 22, 2018 | |
| SC 13G/A | Report | Feb 14, 2014 | ||
| SC 13G | Report | PAMT DECEMBER 31, 2013 | Feb 13, 2014 | |
| SC 13G | Report | PAMT | Feb 4, 2014 | |
| SC 13G/A | Report | Jan 10, 2014 | ||
| SC 13G | Report | PARAMETRIC 13G NOV 2013 | Nov 26, 2013 | |
| SC 13G | Report | 13G | Nov 26, 2013 | |
| SC 13G/A | Report | PARAMETRIC SOUND 13G/A | Apr 9, 2013 | |
| SC 13G | Report | Feb 14, 2013 | ||
| SC 13G/A | Report | PARAMETRIC SOUND 13G/A | Feb 13, 2013 | |
| SC 13G/A | Report | Feb 8, 2013 | ||
| SC 13G | Report | PARAMETRIC SOUND 13G/A | Jul 10, 2012 | |
| SC 13G | Report | Jun 4, 2012 | ||
| SC 13G | Report | Nov 10, 2010 |