Greystone Logistics, Inc. SEC filings GLGI
Greystone Logistics, Inc. has 471 filings in SEC EDGAR's recent list, going back to Jun 10, 1999. Its latest annual report, Form 10-K, was filed on Aug 31, 2026 for the period ended May 31, 2026. The latest quarterly report (Form 10-Q) was filed on Oct 15, 2026, covering the quarter ended Aug 31, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (officer or director change). The company's fiscal year ends on May 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Dec 22, 2025 | Dec 22, 2025 |
| 4 | Insider transaction | Nov 20, 2025 | Nov 11, 2025 |
| 4 | Insider transaction | Nov 14, 2025 | May 20, 2025 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| 4 | Insider transaction | Oct 31, 2023 | Oct 30, 2023 |
| 3 | Initial insider ownership | Aug 22, 2023 | Aug 10, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| 4 | Insider transaction | Feb 2, 2023 | Feb 1, 2023 |
| 4 | Insider transaction | Oct 18, 2021 | Oct 14, 2021 |
| 4 | Insider transaction | Oct 15, 2020 | Aug 26, 2020 |
| 4 | Insider transaction | Oct 15, 2020 | Oct 13, 2020 |
| 4 | Insider transaction | Sep 8, 2020 | Sep 4, 2020 |
| 4 | Insider transaction | Jul 30, 2020 | Jul 28, 2020 |
| 4/A | Filing | Feb 4, 2020 | Jan 17, 2020 |
| 4 | Insider transaction | Jan 23, 2020 | Jan 17, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2019 | — |
| 4 | Insider transaction | Sep 17, 2019 | Sep 13, 2019 |
| 4 | Insider transaction | Sep 12, 2019 | Sep 12, 2019 |
| SC 13G | Ownership over 5% (passive) | Mar 15, 2019 | — |
| 4 | Insider transaction | Feb 15, 2019 | Feb 11, 2019 |
| 4/A | Filing | Feb 15, 2019 | Nov 2, 2018 |
| 4 | Insider transaction | Nov 8, 2018 | Nov 7, 2018 |
| 4 | Insider transaction | Nov 8, 2018 | Nov 6, 2018 |
| 4 | Insider transaction | Nov 8, 2018 | Nov 5, 2018 |
| 4 | Insider transaction | Nov 5, 2018 | Nov 2, 2018 |
| 4 | Insider transaction | Jun 6, 2017 | May 31, 2017 |
| 4 | Insider transaction | May 19, 2017 | May 18, 2017 |
| 4 | Insider transaction | May 11, 2017 | May 8, 2017 |
| 4 | Insider transaction | May 5, 2017 | May 3, 2017 |
| 4 | Insider transaction | Apr 28, 2017 | Apr 25, 2017 |
| 4 | Insider transaction | Apr 20, 2017 | Apr 19, 2017 |
| 4 | Insider transaction | Apr 19, 2017 | Apr 19, 2017 |
| 4 | Insider transaction | Apr 19, 2017 | Apr 18, 2017 |
| 4 | Insider transaction | Apr 19, 2017 | Apr 17, 2017 |
| 4/A | Filing | Jan 30, 2017 | Oct 19, 2016 |
| 4 | Insider transaction | Jan 30, 2017 | Sep 2, 2016 |
| 4 | Insider transaction | Jan 23, 2017 | Jan 20, 2017 |
| 4 | Insider transaction | Oct 21, 2016 | Oct 19, 2016 |
| 4 | Insider transaction | Sep 2, 2016 | Aug 30, 2016 |
| 4 | Insider transaction | Jul 21, 2016 | Jul 1, 2016 |
| 4 | Insider transaction | Jul 21, 2016 | Jul 1, 2016 |
| 4 | Insider transaction | Jul 21, 2016 | Jul 1, 2016 |
| 4 | Insider transaction | Jul 21, 2016 | Jul 1, 2016 |
| 4 | Insider transaction | Dec 2, 2015 | Nov 18, 2015 |
| 4 | Insider transaction | Dec 2, 2015 | Nov 18, 2015 |
| 4 | Insider transaction | Dec 2, 2015 | Nov 18, 2015 |
| 4 | Insider transaction | Dec 2, 2015 | Nov 18, 2015 |
| 4 | Insider transaction | Apr 22, 2015 | Apr 16, 2015 |
| 4 | Insider transaction | Apr 6, 2015 | Apr 2, 2015 |
| 4 | Insider transaction | Feb 13, 2015 | Feb 13, 2015 |
| 4/A | Filing | Feb 6, 2015 | Feb 6, 2015 |
| 4 | Insider transaction | Feb 5, 2015 | Feb 5, 2015 |
| 4 | Insider transaction | Feb 4, 2015 | Feb 4, 2015 |
| 4 | Insider transaction | Jan 26, 2015 | Jan 20, 2015 |
| 4 | Insider transaction | Jan 23, 2015 | Jan 23, 2015 |
| 4 | Insider transaction | Jan 12, 2015 | Jan 12, 2015 |
| 4 | Insider transaction | Dec 24, 2014 | Dec 24, 2014 |
| 4 | Insider transaction | Dec 22, 2014 | Dec 22, 2014 |
| 4 | Insider transaction | Nov 21, 2014 | Nov 18, 2014 |
| 4 | Insider transaction | Nov 20, 2014 | Nov 20, 2014 |
| 4 | Insider transaction | Oct 20, 2014 | Oct 16, 2014 |
| 4 | Insider transaction | May 15, 2014 | May 14, 2014 |
| 4 | Insider transaction | May 14, 2014 | Jul 17, 2013 |
| SC 13D | Ownership over 5% (active) | May 14, 2014 | — |
| SC 13D | Ownership over 5% (active) | May 8, 2014 | — |
| SC 13D | Ownership over 5% (active) | May 8, 2014 | — |
| 4 | Insider transaction | May 8, 2014 | May 8, 2014 |
| 4 | Insider transaction | May 6, 2014 | Sep 10, 2013 |
| SC 13E3/A | Schedule 13e-3 | Feb 5, 2014 | — |
| 4 | Insider transaction | Jun 19, 2013 | Jan 15, 2013 |
| SC 13E3 | Schedule 13e-3 | Jun 18, 2013 | — |
| 4 | Insider transaction | Dec 28, 2012 | Dec 27, 2012 |
| 4 | Insider transaction | Dec 26, 2012 | Dec 19, 2012 |
| 4 | Insider transaction | Oct 22, 2012 | Oct 22, 2012 |
| 4 | Insider transaction | Oct 16, 2012 | Oct 16, 2012 |
| 4 | Insider transaction | Sep 11, 2012 | Jun 1, 2012 |
| 3 | Initial insider ownership | Sep 11, 2012 | Jan 13, 2010 |
| 4 | Insider transaction | Sep 11, 2012 | Jun 1, 2012 |
| 3 | Initial insider ownership | Sep 11, 2012 | May 2, 2012 |
| 4/A | Filing | Sep 11, 2012 | Jun 1, 2012 |
| 4/A | Filing | Sep 11, 2012 | Jun 1, 2012 |
| 4 | Insider transaction | Aug 29, 2012 | Aug 29, 2012 |
| 4 | Insider transaction | Aug 29, 2012 | Aug 29, 2012 |
| 4 | Insider transaction | Jun 13, 2012 | Jun 13, 2012 |
| 4 | Insider transaction | May 29, 2012 | May 29, 2012 |
| 4 | Insider transaction | May 29, 2012 | May 29, 2012 |
| 4 | Insider transaction | Mar 22, 2012 | Mar 14, 2012 |
| 4 | Insider transaction | Mar 22, 2012 | Mar 10, 2012 |
| 4 | Insider transaction | Mar 8, 2012 | Mar 1, 2012 |
| 4 | Insider transaction | Feb 3, 2012 | Feb 3, 2012 |
| 4 | Insider transaction | Dec 6, 2011 | Dec 5, 2011 |
| 4 | Insider transaction | Feb 16, 2011 | Feb 16, 2011 |
| 4 | Insider transaction | Dec 28, 2010 | Dec 28, 2010 |
| 4 | Insider transaction | Dec 13, 2010 | Dec 13, 2010 |
| 4 | Insider transaction | Dec 8, 2010 | Dec 8, 2010 |
| 4 | Insider transaction | Dec 1, 2010 | Dec 1, 2010 |
| 4 | Insider transaction | Jul 15, 2010 | Jul 14, 2010 |
| 4 | Insider transaction | Apr 9, 2010 | Apr 9, 2010 |
| 4 | Insider transaction | Mar 17, 2010 | Mar 17, 2010 |
| 4 | Insider transaction | Feb 24, 2010 | Feb 23, 2010 |
| 4 | Insider transaction | Dec 10, 2009 | Dec 10, 2009 |
| 4 | Insider transaction | Dec 2, 2009 | Dec 2, 2009 |
| 4 | Insider transaction | Oct 5, 2009 | Oct 2, 2009 |
| 4 | Insider transaction | Sep 22, 2009 | Sep 18, 2009 |
| 4 | Insider transaction | Jun 30, 2009 | Jun 30, 2009 |
| 4 | Insider transaction | Jun 12, 2009 | Jun 12, 2009 |
| 4 | Insider transaction | Jun 10, 2009 | Jun 10, 2009 |
| 4 | Insider transaction | Apr 24, 2009 | Apr 24, 2009 |
| 4 | Insider transaction | Mar 5, 2009 | Mar 5, 2009 |
| 4 | Insider transaction | Nov 21, 2008 | Nov 21, 2008 |
| 4 | Insider transaction | Oct 21, 2008 | Oct 18, 2008 |
| 4 | Insider transaction | Sep 30, 2008 | Sep 30, 2008 |
| 4 | Insider transaction | Aug 11, 2008 | Aug 5, 2008 |
| 4 | Insider transaction | Jul 16, 2008 | Jul 14, 2008 |
| 5 | Annual insider ownership | Jul 15, 2008 | May 31, 2008 |
| 4 | Insider transaction | Jul 10, 2008 | Jul 7, 2008 |
| 4 | Insider transaction | Jul 8, 2008 | Jul 8, 2008 |
| 4 | Insider transaction | Jul 3, 2008 | Jul 1, 2008 |
| 4 | Insider transaction | Jun 24, 2008 | Jun 24, 2008 |
| 4 | Insider transaction | Jun 19, 2008 | Jun 16, 2008 |
| 4 | Insider transaction | Jun 12, 2008 | Jun 10, 2008 |
| 4 | Insider transaction | May 30, 2008 | May 28, 2008 |
| 4 | Insider transaction | May 15, 2008 | May 12, 2008 |
| 4 | Insider transaction | May 9, 2008 | May 9, 2008 |
| 4 | Insider transaction | May 9, 2008 | May 9, 2008 |
| 4 | Insider transaction | May 2, 2008 | Apr 30, 2008 |
| 4 | Insider transaction | Apr 29, 2008 | Apr 25, 2008 |
| 4 | Insider transaction | Apr 22, 2008 | Apr 18, 2008 |
| 4 | Insider transaction | Apr 17, 2008 | Apr 15, 2008 |
| 4 | Insider transaction | Apr 14, 2008 | Apr 9, 2008 |
| 4 | Insider transaction | Apr 9, 2008 | Apr 9, 2008 |
| 4 | Insider transaction | Apr 8, 2008 | Apr 4, 2008 |
| 4 | Insider transaction | Mar 7, 2008 | Mar 5, 2008 |
| 4 | Insider transaction | Mar 4, 2008 | Feb 28, 2008 |
| 4 | Insider transaction | Feb 29, 2008 | Feb 28, 2008 |
| 4 | Insider transaction | Feb 27, 2008 | Feb 25, 2008 |
| 4 | Insider transaction | Feb 25, 2008 | Feb 21, 2008 |
| 4 | Insider transaction | Feb 21, 2008 | Feb 19, 2008 |
| 4 | Insider transaction | Feb 20, 2008 | Feb 19, 2008 |
| 4 | Insider transaction | Feb 19, 2008 | Feb 13, 2008 |
| 4 | Insider transaction | Feb 11, 2008 | Feb 8, 2008 |
| 4/A | Amended form 4 - warren | Feb 5, 2008 | Jan 18, 2008 |
| 4 | Insider transaction | Jan 25, 2008 | Jan 25, 2008 |
| 4 | Insider transaction | Jan 22, 2008 | Jan 22, 2008 |
| 4 | Insider transaction | Jan 22, 2008 | Jan 17, 2008 |
| 4 | Insider transaction | Jan 17, 2008 | Jan 17, 2008 |
| 4 | Insider transaction | Dec 17, 2007 | Dec 7, 2007 |
| 4 | Insider transaction | Nov 28, 2007 | Nov 26, 2007 |
| 4 | Insider transaction | Nov 19, 2007 | Nov 15, 2007 |
| 4 | Insider transaction | Oct 31, 2007 | Oct 30, 2007 |
| SC 13D/A | Amended ownership over 5% (active) | Oct 30, 2007 | — |
| 4 | Insider transaction | Oct 15, 2007 | Oct 11, 2007 |
| 4 | Insider transaction | Sep 28, 2007 | Sep 26, 2007 |
| 4 | Insider transaction | Sep 19, 2007 | Sep 14, 2007 |
| 4 | Insider transaction | Aug 31, 2007 | Aug 30, 2007 |
| 4 | Insider transaction | Aug 30, 2007 | Feb 8, 2007 |
| 4 | Insider transaction | Jun 5, 2007 | May 30, 2007 |
| 4 | Insider transaction | May 22, 2007 | May 18, 2007 |
| 4 | Insider transaction | Mar 5, 2007 | Feb 28, 2007 |
| 4 | Insider transaction | Feb 23, 2007 | Feb 13, 2007 |
| 4 | Insider transaction | Nov 30, 2006 | Nov 28, 2006 |
| 4 | Insider transaction | Feb 21, 2006 | Feb 16, 2006 |
| 4 | Insider transaction | Feb 15, 2006 | Feb 10, 2006 |
| 4 | Insider transaction | Feb 1, 2006 | Jan 30, 2006 |
| 4 | Insider transaction | Aug 30, 2005 | Mar 10, 2004 |
| 4 | Insider transaction | Aug 30, 2005 | Mar 10, 2004 |
| 4 | Insider transaction | Aug 30, 2005 | Apr 1, 2003 |
| 4 | Insider transaction | Aug 30, 2005 | Nov 30, 2004 |
| 3 | Initial insider ownership | Aug 30, 2005 | Jun 14, 2004 |
| 3 | Initial insider ownership | Aug 24, 2005 | Mar 4, 2005 |
| 3 | Initial insider ownership | Aug 24, 2005 | Aug 15, 2005 |
| 4 | Insider transaction | Aug 17, 2005 | Nov 1, 2004 |
| 4 | Insider transaction | Aug 12, 2005 | Aug 1, 2004 |
| 3 | Initial insider ownership | Aug 12, 2005 | Jul 19, 2004 |
| 3 | Initial insider ownership | Aug 5, 2005 | Oct 1, 2004 |
| 3 | Initial insider ownership | Sep 11, 2003 | Jan 4, 2002 |
| 4 | Insider transaction | Sep 11, 2003 | Jan 24, 2002 |
| 4 | Insider transaction | Sep 11, 2003 | Jan 24, 2002 |
| 4 | Insider transaction | Sep 11, 2003 | Jan 24, 2002 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 13, 2003 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 27, 2002 | — |
| SC 13G | Ownership over 5% (passive) | Jan 2, 2001 | — |
| SC 13D | Ownership over 5% (active) | Oct 18, 2000 | — |
Showing 183 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
- Special Industry Machinery, NEC (SIC 3559)
- Listed as
- GLGI (OTC)
- Fiscal year ends
- May 31
- Headquarters
- Tulsa, OK
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1088413
- Former names
- PALWEB CORP (until Apr 14, 2005)
Other Special Industry Machinery, NEC companies
- Asml Holding NV ASML
- Lam Research Corp LRCX
- ACM Research, Inc. ACMR
- Axcelis Technologies Inc ACLS
- Veeco Instruments Inc VECO
- Azenta, Inc. AZTA
- Cricut, Inc. CRCT
- Forge Nano Holdings, Inc. NANO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.