Michael J. Koss

Business address
C/O Genius Products, Inc., 740 Lomas Santa Fe, Suite 210, Solana Beach, CA, 92075
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Michael J. Koss has filed 70 SEC EDGAR filings since 2/4/2003

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 May 31, 2024 May 30, 2024 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 25, 2023 Aug 23, 2023 000-25150
4 Open Document Open Filing PRIMARY DOCUMENT Aug 24, 2022 Aug 22, 2022 000-25150
SC 13D/A Open Document Open Filing Jun 3, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 3, 2022 Mar 23, 2022 000-03295
SC 13D/A Open Document Open Filing Sep 8, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Sep 3, 2021 Aug 26, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Sep 2, 2021 Aug 31, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Aug 31, 2021 Aug 27, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Aug 26, 2021 Aug 24, 2021 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 19, 2021 Aug 17, 2021 000-25150
4 Open Document Open Filing FORM 4 SUBMISSION Jun 3, 2021 Jun 1, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION May 28, 2021 May 26, 2021 000-03295
SC 13D/A Open Document Open Filing Mar 16, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Mar 16, 2021 Mar 12, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Mar 12, 2021 Mar 10, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Feb 26, 2021 Feb 25, 2021 000-03295
SC 13D/A Open Document Open Filing Feb 12, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Feb 5, 2021 Feb 3, 2021 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Feb 3, 2021 Feb 1, 2021 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Oct 7, 2020 Oct 6, 2020 000-25150
4 Open Document Open Filing FORM 4 SUBMISSION Oct 6, 2020 Oct 2, 2020 000-03295
4 Open Document Open Filing FORM 4 SUBMISSION Jul 23, 2020 Jul 22, 2020 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 22, 2019 Aug 20, 2019 000-25150
4 Open Document Open Filing FORM 4 Jul 25, 2019 Jul 24, 2019 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 22, 2018 Aug 21, 2018 000-25150
4/A Open Document Open Filing FORM 4/A Aug 1, 2018 Jul 25, 2018 000-03295
4 Open Document Open Filing FORM 4 Jul 27, 2018 Jul 25, 2018 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 23, 2017 Aug 22, 2017 000-25150
4 Open Document Open Filing FORM 4 Jul 27, 2017 Jul 26, 2017 000-03295
4 Open Document Open Filing FORM 4 May 19, 2017 May 17, 2017 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 24, 2016 Aug 23, 2016 000-25150
4 Open Document Open Filing FORM 4 Jul 28, 2016 Jul 27, 2016 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 20, 2015 Aug 19, 2015 000-25150
4 Open Document Open Filing FORM 4 Jul 30, 2015 Jul 29, 2015 000-03295
4 Open Document Open Filing FORM 4 Nov 19, 2014 Nov 19, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 12, 2014 Nov 11, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 7, 2014 Nov 7, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 6, 2014 Nov 6, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 6, 2014 Nov 6, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 6, 2014 Nov 6, 2014 000-03295
4 Open Document Open Filing FORM 4 Nov 5, 2014 Nov 5, 2014 000-03295
4 Open Document Open Filing PRIMARY DOCUMENT Aug 21, 2014 Aug 20, 2014 000-25150
4 Open Document Open Filing FORM 4 Aug 7, 2014 Aug 7, 2014 000-03295
4 Open Document Open Filing FORM 4 Aug 6, 2014 Jul 31, 2014 000-03295
4 Open Document Open Filing FORM 4 Jul 25, 2014 Jul 23, 2014 000-03295