Calamos Global Total Return Fund SEC filings CGO
Calamos Global Total Return Fund has 409 filings in SEC EDGAR's recent list, going back to Mar 31, 2004. The most recent current report (Form 8-K) was filed on May 14, 2024 (bylaw or fiscal year change). The company's fiscal year ends on October 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Sep 8, 2026 | — |
| 3/A | Primary document | Sep 9, 2025 | Sep 1, 2025 |
| 3 | Initial insider ownership | Sep 9, 2025 | Sep 1, 2025 |
| 3 | Initial insider ownership | Sep 9, 2025 | Sep 1, 2025 |
| 3 | Initial insider ownership | Aug 4, 2025 | Jul 29, 2025 |
| 3 | Initial insider ownership | Dec 27, 2024 | Dec 17, 2024 |
| 4 | Insider transaction | Nov 1, 2023 | Nov 1, 2023 |
| 3 | Initial insider ownership | Sep 28, 2023 | Sep 26, 2023 |
| 3 | Initial insider ownership | Feb 2, 2023 | Sep 30, 2022 |
| SC 13G | Ownership over 5% (passive) | Sep 13, 2021 | — |
| 3 | Initial insider ownership | Sep 13, 2021 | Aug 24, 2021 |
| 3 | Initial insider ownership | Jul 20, 2021 | Jun 30, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2021 | — |
| 3 | Initial insider ownership | Apr 3, 2020 | Mar 26, 2020 |
| 4 | Insider transaction | Mar 24, 2020 | Mar 20, 2020 |
| SC 13G | Ownership over 5% (passive) | Jan 24, 2020 | — |
| 3 | Initial insider ownership | Dec 20, 2019 | Dec 16, 2019 |
| 3 | Initial insider ownership | Dec 20, 2019 | Dec 16, 2019 |
| 4 | Insider transaction | Dec 20, 2019 | Dec 19, 2019 |
| 3 | Initial insider ownership | Aug 22, 2019 | Aug 15, 2019 |
| 3 | Initial insider ownership | Jul 26, 2018 | Jul 19, 2018 |
| 4 | Insider transaction | Jan 3, 2018 | Jan 2, 2018 |
| SC 13D | Ownership over 5% (active) | Sep 15, 2017 | — |
| 3 | Initial insider ownership | Sep 15, 2017 | Sep 6, 2017 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 30, 2017 | — |
| 3 | Initial insider ownership | Jul 11, 2016 | Jul 1, 2016 |
| 3 | Initial insider ownership | Jul 11, 2016 | Jul 1, 2016 |
| 4 | Insider transaction | Mar 2, 2016 | Mar 1, 2016 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 8, 2016 | — |
| 3 | Initial insider ownership | Sep 1, 2015 | Sep 1, 2015 |
| 3 | Initial insider ownership | Sep 1, 2015 | Sep 1, 2015 |
| 3 | Initial insider ownership | Aug 6, 2015 | Aug 6, 2015 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 6, 2015 | — |
| 4 | Insider transaction | Jul 11, 2014 | Jul 10, 2014 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 8, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2013 | — |
| 5 | Annual insider ownership | Dec 14, 2012 | Oct 31, 2012 |
| 5 | Annual insider ownership | Dec 14, 2012 | Oct 31, 2012 |
| 3 | Initial insider ownership | Sep 20, 2012 | Sep 20, 2012 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2012 | — |
| SC 13G | Ownership over 5% (passive) | Jan 13, 2012 | — |
| 5 | Annual insider ownership | Dec 15, 2011 | Oct 31, 2011 |
| 5 | Annual insider ownership | Dec 13, 2011 | Oct 31, 2011 |
| SC 13G | Ownership over 5% (passive) | Jan 28, 2011 | — |
| 5 | Annual insider ownership | Dec 15, 2010 | Oct 31, 2010 |
| 5 | Annual insider ownership | Dec 15, 2010 | Oct 31, 2010 |
| 3 | Initial insider ownership | Jun 11, 2010 | Jun 9, 2010 |
| 5 | Annual insider ownership | Dec 15, 2009 | Oct 31, 2009 |
| 5 | Annual insider ownership | Dec 14, 2009 | Oct 31, 2009 |
| 4 | Insider transaction | Jul 10, 2009 | Jul 9, 2009 |
| 5 | Annual insider ownership | Dec 12, 2008 | Oct 31, 2008 |
| 5 | Annual insider ownership | Dec 12, 2008 | Oct 31, 2008 |
| 3 | Initial insider ownership | Jun 10, 2008 | Jun 4, 2008 |
| 3 | Initial insider ownership | Dec 26, 2007 | Dec 20, 2007 |
| 3 | Initial insider ownership | Dec 26, 2007 | Dec 20, 2007 |
| 5 | Annual insider ownership | Dec 12, 2007 | Oct 31, 2007 |
| 5 | Annual insider ownership | Dec 12, 2007 | Oct 31, 2007 |
| 4 | Insider transaction | Aug 23, 2007 | Aug 16, 2007 |
| 4 | Insider transaction | Jul 25, 2007 | Jul 24, 2007 |
| 4/A | Primary document | Mar 7, 2007 | Mar 1, 2007 |
| 4 | Insider transaction | Mar 5, 2007 | Mar 1, 2007 |
| 5 | Annual insider ownership | Dec 15, 2006 | Oct 31, 2006 |
| 5 | Annual insider ownership | Dec 15, 2006 | Oct 31, 2006 |
| 4 | Insider transaction | Oct 12, 2006 | Oct 11, 2006 |
| 4 | Insider transaction | May 11, 2006 | May 11, 2006 |
| 4 | Insider transaction | May 10, 2006 | May 8, 2006 |
| 4 | Insider transaction | May 9, 2006 | May 5, 2006 |
| 4 | Insider transaction | May 5, 2006 | May 4, 2006 |
| 4 | Insider transaction | May 4, 2006 | May 2, 2006 |
| 4 | Insider transaction | May 3, 2006 | May 2, 2006 |
| 4 | Insider transaction | Apr 6, 2006 | Apr 6, 2006 |
| 4 | Insider transaction | Apr 6, 2006 | Apr 6, 2006 |
| 4 | Insider transaction | Jan 19, 2006 | Jan 18, 2006 |
| 3 | Initial insider ownership | Jan 13, 2006 | Jan 1, 2006 |
| 4 | Insider transaction | Jan 4, 2006 | Dec 30, 2005 |
| 4 | Insider transaction | Dec 29, 2005 | Dec 27, 2005 |
| 4 | Insider transaction | Dec 9, 2005 | Dec 9, 2005 |
| 4 | Insider transaction | Dec 8, 2005 | Dec 7, 2005 |
| 4 | Insider transaction | Dec 7, 2005 | Dec 5, 2005 |
| 4 | Insider transaction | Dec 5, 2005 | Dec 1, 2005 |
| 3 | Initial insider ownership | Nov 17, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
| 3 | Initial insider ownership | Nov 4, 2005 | Oct 26, 2005 |
Showing 96 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
- Listed as
- CGO (Nasdaq)
- Fiscal year ends
- October 31
- Incorporated in
- DE
- Headquarters
- Naperville, IL
- SEC CIK
- 1285650
Source: SEC EDGAR filings. This is company-reported data, not investment advice.