Gladstone Capital Corp SEC filings GLAD
Gladstone Capital Corp has 981 filings in SEC EDGAR's recent list, going back to Jun 22, 2001. Its latest annual report, Form 10-K, was filed on Nov 17, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 4, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (officer or director change). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 26, 2026 | Oct 26, 2026 |
| 3/A | Amended initial statement of beneficial ownership of securities | Jun 5, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jun 3, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Apr 7, 2026 | Mar 20, 2026 |
| 3 | Initial insider ownership | Apr 7, 2026 | Mar 20, 2026 |
| 3 | Initial insider ownership | Mar 30, 2026 | Mar 20, 2026 |
| 4 | Insider transaction | Nov 21, 2025 | Nov 20, 2025 |
| 3 | Initial insider ownership | Jul 18, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 11, 2025 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 17, 2024 |
| 4 | Insider transaction | Dec 13, 2024 | Dec 12, 2024 |
| 4 | Insider transaction | Dec 11, 2024 | Dec 11, 2024 |
| 144 | Notice of proposed sale | Dec 11, 2024 | — |
| 144/A | Filing | Dec 11, 2024 | — |
| 3 | Initial insider ownership | Dec 10, 2024 | Dec 9, 2024 |
| 144 | Notice of proposed sale | Dec 9, 2024 | — |
| 3 | Initial insider ownership | Aug 27, 2024 | Aug 22, 2024 |
| 3 | Initial insider ownership | Oct 18, 2022 | Oct 11, 2022 |
| 4 | Insider transaction | Feb 23, 2022 | Feb 22, 2022 |
| 4 | Insider transaction | Mar 17, 2020 | Mar 16, 2020 |
| 4 | Insider transaction | Mar 16, 2020 | Mar 16, 2020 |
| 4 | Insider transaction | Mar 13, 2020 | Mar 12, 2020 |
| 4 | Insider transaction | Mar 13, 2020 | Mar 12, 2020 |
| 4 | Insider transaction | Mar 10, 2020 | Mar 9, 2020 |
| 4 | Insider transaction | Feb 25, 2020 | Feb 25, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| 4 | Insider transaction | Dec 7, 2018 | Dec 6, 2018 |
| 4 | Insider transaction | Nov 21, 2018 | Nov 21, 2018 |
| 4 | Insider transaction | Nov 20, 2018 | Nov 20, 2018 |
| 4 | Insider transaction | Sep 20, 2018 | Sep 19, 2018 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 24, 2018 | — |
| 4 | Insider transaction | May 8, 2018 | May 8, 2018 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2018 | — |
| 4 | Insider transaction | Feb 9, 2018 | Feb 8, 2018 |
| 4 | Insider transaction | Feb 9, 2018 | Feb 8, 2018 |
| 4 | Insider transaction | Feb 9, 2018 | Feb 8, 2018 |
| 4 | Insider transaction | Feb 9, 2018 | Feb 8, 2018 |
| 4 | Insider transaction | Dec 18, 2017 | Dec 15, 2017 |
| 4 | Insider transaction | Nov 30, 2017 | Nov 28, 2017 |
| 4 | Insider transaction | Nov 28, 2017 | Nov 27, 2017 |
| SC 13G | Ownership over 5% (passive) | Oct 10, 2017 | — |
| 4 | Insider transaction | Sep 1, 2017 | Aug 31, 2017 |
| 4 | Insider transaction | Mar 13, 2017 | Mar 9, 2017 |
| 4 | Insider transaction | Mar 8, 2017 | Mar 7, 2017 |
| 4 | Insider transaction | Mar 1, 2017 | Feb 28, 2017 |
| 4 | Insider transaction | Dec 13, 2016 | Dec 12, 2016 |
| 4 | Insider transaction | Oct 26, 2016 | Oct 25, 2016 |
| 4 | Insider transaction | Aug 25, 2016 | Aug 19, 2016 |
| 4 | Insider transaction | Aug 16, 2016 | Aug 12, 2016 |
| 4 | Insider transaction | Aug 15, 2016 | Aug 11, 2016 |
| 4 | Insider transaction | May 23, 2016 | May 20, 2016 |
| 3 | Initial insider ownership | Mar 15, 2016 | Mar 14, 2016 |
| 4 | Insider transaction | Mar 7, 2016 | Mar 4, 2016 |
| 4 | Insider transaction | Feb 29, 2016 | Feb 26, 2016 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 8, 2016 | — |
| 4 | Insider transaction | Dec 16, 2015 | Dec 15, 2015 |
| 4 | Insider transaction | Dec 15, 2015 | Dec 15, 2015 |
| 4 | Insider transaction | Dec 15, 2015 | Dec 15, 2015 |
| 4 | Insider transaction | Dec 14, 2015 | Dec 11, 2015 |
| 4 | Insider transaction | Dec 7, 2015 | Dec 3, 2015 |
| 4 | Insider transaction | Oct 27, 2015 | Oct 27, 2015 |
| 4 | Insider transaction | Jun 3, 2015 | Jun 1, 2015 |
| 4 | Insider transaction | Jun 1, 2015 | May 29, 2015 |
| 4 | Insider transaction | May 21, 2015 | May 21, 2015 |
| 4 | Insider transaction | May 14, 2015 | May 12, 2015 |
| 4 | Insider transaction | May 14, 2015 | May 12, 2015 |
| 4 | Insider transaction | Feb 23, 2015 | Feb 19, 2015 |
| 4 | Insider transaction | Dec 11, 2014 | Dec 8, 2014 |
| 4 | Insider transaction | Dec 10, 2014 | Dec 8, 2014 |
| 3 | Initial insider ownership | Nov 26, 2014 | Nov 17, 2014 |
| 3 | Initial insider ownership | Oct 15, 2014 | Oct 7, 2014 |
| 4 | Insider transaction | Sep 4, 2014 | Sep 4, 2014 |
| 4 | Insider transaction | Aug 11, 2014 | Aug 8, 2014 |
| 4 | Insider transaction | Aug 8, 2014 | Aug 7, 2014 |
| 4 | Insider transaction | Aug 7, 2014 | Aug 6, 2014 |
| 4 | Insider transaction | Aug 6, 2014 | Aug 5, 2014 |
| 3 | Initial insider ownership | Jul 24, 2014 | Jul 15, 2014 |
| 4 | Insider transaction | Jun 2, 2014 | May 28, 2014 |
| 4 | Insider transaction | May 28, 2014 | May 23, 2014 |
| 4 | Insider transaction | Mar 18, 2014 | Mar 14, 2014 |
| 4 | Insider transaction | Mar 5, 2014 | Mar 3, 2014 |
| 4 | Insider transaction | Feb 13, 2014 | Feb 11, 2014 |
| 4 | Insider transaction | Feb 11, 2014 | Feb 7, 2014 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2014 | — |
| SC 13G | Ownership over 5% (passive) | Jan 29, 2014 | — |
| 3 | Initial insider ownership | Jan 13, 2014 | Jan 6, 2014 |
| 4 | Insider transaction | Dec 3, 2013 | Nov 29, 2013 |
| 4 | Insider transaction | Nov 27, 2013 | Nov 26, 2013 |
| 4 | Insider transaction | Mar 14, 2013 | Mar 12, 2013 |
| 4 | Insider transaction | Mar 11, 2013 | Mar 8, 2013 |
| 4 | Insider transaction | Feb 28, 2013 | Feb 27, 2013 |
| 4 | Insider transaction | Feb 20, 2013 | Feb 15, 2013 |
| 4 | Insider transaction | Feb 15, 2013 | Feb 13, 2013 |
| 4 | Insider transaction | Feb 6, 2013 | Feb 5, 2013 |
| 4 | Insider transaction | Feb 5, 2013 | Feb 1, 2013 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2013 | — |
| 4 | Insider transaction | Feb 1, 2013 | Feb 1, 2013 |
| 3 | Initial insider ownership | Oct 12, 2012 | Oct 10, 2012 |
| 4 | Insider transaction | Sep 10, 2012 | Sep 10, 2012 |
| 4 | Insider transaction | Mar 8, 2012 | Mar 8, 2012 |
| 4 | Insider transaction | Feb 28, 2012 | Feb 23, 2012 |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2012 | — |
| 4 | Insider transaction | Jan 30, 2012 | Jan 30, 2012 |
| 3 | Initial insider ownership | Nov 15, 2011 | Nov 15, 2011 |
| SC 13G | Ownership over 5% (passive) | Oct 6, 2011 | — |
| 4 | Insider transaction | Oct 3, 2011 | Sep 29, 2011 |
| 4 | Insider transaction | Sep 22, 2011 | Sep 22, 2011 |
| 4 | Insider transaction | Aug 16, 2011 | Aug 12, 2011 |
| 4 | Insider transaction | May 24, 2011 | May 23, 2011 |
| 4 | Insider transaction | May 24, 2011 | May 23, 2011 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 9, 2011 | — |
| 4 | Insider transaction | Feb 24, 2011 | Feb 24, 2011 |
| 4 | Insider transaction | Feb 11, 2011 | Feb 11, 2011 |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2011 | — |
| 4 | Insider transaction | Feb 2, 2011 | Feb 2, 2011 |
| 3 | Initial insider ownership | Jan 20, 2011 | Jan 11, 2011 |
| 4 | Insider transaction | Aug 20, 2010 | Aug 19, 2010 |
| 4 | Insider transaction | Aug 12, 2010 | Aug 12, 2010 |
| 4 | Insider transaction | May 21, 2010 | May 20, 2010 |
| 4 | Insider transaction | May 10, 2010 | May 7, 2010 |
| 4 | Insider transaction | Mar 22, 2010 | Mar 19, 2010 |
| 4 | Insider transaction | Mar 16, 2010 | Mar 15, 2010 |
| 4 | Insider transaction | Feb 16, 2010 | Feb 12, 2010 |
| 3 | Initial insider ownership | Jan 28, 2010 | Jan 25, 2010 |
| 3 | Initial insider ownership | Oct 27, 2009 | Oct 19, 2009 |
| 4 | Insider transaction | Mar 6, 2009 | Mar 5, 2009 |
| 4 | Insider transaction | Dec 31, 2008 | Dec 30, 2008 |
| 3 | Initial insider ownership | Dec 16, 2008 | Dec 12, 2008 |
| SC 13G | Ownership over 5% (passive) | Aug 11, 2008 | — |
| 4 | Insider transaction | Jun 30, 2008 | Jun 27, 2008 |
| 4 | Insider transaction | Jun 30, 2008 | Jun 30, 2008 |
| 3 | Initial insider ownership | Apr 9, 2008 | Apr 8, 2008 |
| 4 | Insider transaction | Mar 7, 2008 | Mar 7, 2008 |
| 3 | Initial insider ownership | Feb 27, 2008 | Feb 19, 2008 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 27, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Feb 1, 2008 | — |
| 4 | Insider transaction | Dec 31, 2007 | Dec 28, 2007 |
| 4 | Insider transaction | Dec 19, 2007 | Dec 18, 2007 |
| 4/A | Primary document | Nov 2, 2007 | Jun 29, 2007 |
| 3 | Initial insider ownership | Oct 15, 2007 | Oct 9, 2007 |
| 3 | Initial insider ownership | Oct 15, 2007 | Oct 9, 2007 |
| 4 | Insider transaction | Sep 14, 2007 | Sep 14, 2007 |
| 4 | Insider transaction | Aug 27, 2007 | Aug 24, 2007 |
| 4 | Insider transaction | Aug 24, 2007 | Aug 24, 2007 |
| 4 | Insider transaction | Aug 22, 2007 | Aug 20, 2007 |
| 4 | Insider transaction | Jul 5, 2007 | Jun 29, 2007 |
| 4 | Insider transaction | Mar 14, 2007 | Mar 13, 2007 |
| 4 | Insider transaction | Mar 1, 2007 | Feb 27, 2007 |
| 4 | Insider transaction | Feb 16, 2007 | Dec 4, 2006 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2007 | — |
| 4/A | Primary document | Dec 27, 2006 | Sep 26, 2006 |
| 4 | Insider transaction | Dec 27, 2006 | Sep 26, 2006 |
| 4 | Insider transaction | Dec 27, 2006 | Dec 22, 2006 |
| 3 | Initial insider ownership | Sep 29, 2006 | Sep 22, 2006 |
| 4/A | Primary document | Sep 29, 2006 | Sep 26, 2006 |
| 4 | Insider transaction | Sep 28, 2006 | Sep 26, 2006 |
| 4 | Insider transaction | Sep 28, 2006 | Sep 26, 2006 |
| 4 | Insider transaction | Sep 26, 2006 | Sep 25, 2006 |
| 4 | Insider transaction | Sep 25, 2006 | Sep 21, 2006 |
| 4 | Insider transaction | Sep 21, 2006 | Sep 19, 2006 |
| 4 | Insider transaction | Sep 18, 2006 | Sep 14, 2006 |
| 4/A | Primary document | Sep 18, 2006 | Sep 12, 2006 |
| 4/A | Primary document | Sep 14, 2006 | Sep 12, 2006 |
| 4 | Insider transaction | Sep 13, 2006 | Sep 12, 2006 |
| 4 | Insider transaction | Sep 13, 2006 | Sep 12, 2006 |
| 4 | Insider transaction | Sep 11, 2006 | Sep 8, 2006 |
| 4 | Insider transaction | Sep 11, 2006 | Sep 8, 2006 |
| 4 | Insider transaction | Aug 31, 2006 | Aug 30, 2006 |
| 4 | Insider transaction | Aug 16, 2006 | Aug 15, 2006 |
| 4 | Insider transaction | Aug 14, 2006 | Aug 14, 2006 |
| 4 | Insider transaction | Aug 14, 2006 | Aug 14, 2006 |
| 4 | Insider transaction | Aug 14, 2006 | Aug 10, 2006 |
| 4 | Insider transaction | Aug 9, 2006 | Aug 7, 2006 |
| 4 | Insider transaction | Jul 3, 2006 | Jun 29, 2006 |
| 4 | Insider transaction | Jun 28, 2006 | Jun 27, 2006 |
| 4 | Insider transaction | Jun 20, 2006 | Jun 19, 2006 |
| 4 | Insider transaction | May 31, 2006 | May 31, 2006 |
| 3 | Initial insider ownership | Apr 18, 2006 | Apr 17, 2006 |
| 4 | Insider transaction | Feb 28, 2006 | Feb 27, 2006 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2006 | — |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2006 | — |
| 3 | Initial insider ownership | Dec 16, 2005 | Dec 16, 2005 |
| 4 | Insider transaction | May 20, 2005 | May 19, 2005 |
| 4 | Insider transaction | Mar 21, 2005 | Mar 16, 2005 |
| SC 13G | 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) | Feb 14, 2005 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2005 | — |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| 4 | Insider transaction | Feb 11, 2005 | Feb 9, 2005 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2005 | — |
| 4 | Insider transaction | Apr 20, 2004 | Apr 6, 2004 |
| 4 | Insider transaction | Apr 20, 2004 | Apr 6, 2004 |
| 4 | Insider transaction | Apr 20, 2004 | Apr 6, 2004 |
| 4 | Insider transaction | Mar 18, 2004 | Mar 17, 2004 |
Showing 200 filings, the most recent 200. 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.
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Company profile
- Listed as
- GLAD (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- MD
- Headquarters
- Mclean, VA
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 1143513
Source: SEC EDGAR filings. This is company-reported data, not investment advice.