Deswell Industries Inc SEC filings DSWL
Deswell Industries Inc has 339 filings in SEC EDGAR's recent list, going back to Nov 1, 2000. Its latest annual report, Form 20-F, was filed on Jul 30, 2026 for the period ended Mar 31, 2026. The most recent current report (Form 6-K) was filed on Sep 18, 2026. The company's fiscal year ends on March 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 3 | Initial insider ownership | Apr 1, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 27, 2026 | Mar 18, 2026 |
| SC 13D/A | Amended ownership over 5% (active) | Jun 27, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 12, 2024 | — |
| SC 13D | Ownership over 5% (active) | May 29, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 4, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Oct 28, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 6, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 28, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 19, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 29, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 24, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 27, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 20, 2019 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 24, 2019 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 11, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Oct 25, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 25, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 7, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 15, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 21, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 12, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jun 14, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 13, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 16, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 23, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 22, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 18, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jan 7, 2016 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 27, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 2, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Aug 7, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 10, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 30, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 9, 2015 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 29, 2014 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 29, 2014 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 30, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2011 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 27, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 17, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 23, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 12, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Sep 10, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2007 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2007 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 19, 2007 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Dec 11, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 6, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2005 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2005 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2005 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 7, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 17, 2004 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2003 | — |
| SC 13G | Ownership over 5% (passive) | Aug 12, 2002 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 11, 2002 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 26, 2002 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2002 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2001 | — |
Showing 74 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Plastics Products, NEC (SIC 3089)
- Listed as
- DSWL (Nasdaq)
- Fiscal year ends
- March 31
- Headquarters
- Macao
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 946936
Other Plastics Products, NEC companies
- Entegris Inc ENTG
- Aptargroup, Inc. ATR
- Armstrong World Industries Inc AWI
- Newell Brands Inc. NWL
- Myers Industries Inc MYE
- Karat Packaging Inc. KRT
- Latham Group, Inc. SWIM
- Core Molding Technologies Inc CMT
Source: SEC EDGAR filings. This is company-reported data, not investment advice.