Colliers International Group Inc. SEC filings CIGI
Colliers International Group Inc. has 555 filings in SEC EDGAR's recent list, going back to Feb 7, 1995. Its latest annual report, Form 40-F, was filed on Feb 20, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Feb 13, 2004, covering the quarter ended Dec 31, 2003. The most recent current report (Form 6-K) was filed on Nov 4, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Sep 28, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 1, 2026 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Apr 6, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 11, 2026 | — |
| 144 | Notice of proposed sale | Dec 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 31, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 10, 2025 | — |
| 144 | Notice of proposed sale | Dec 9, 2024 | — |
| 144 | Notice of proposed sale | Nov 20, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 10, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 10, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Sep 13, 2024 | — |
| 144 | Notice of proposed sale | Mar 26, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 1, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Dec 26, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 15, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 6, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 28, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2022 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 20, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 28, 2021 | — |
| 4 | Insider transaction | May 21, 2021 | May 19, 2021 |
| SC 13D/A | Amended ownership over 5% (active) | Apr 20, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 3, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 4, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 31, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 30, 2020 | — |
| 4 | Insider transaction | Mar 24, 2020 | Mar 20, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| 4 | Insider transaction | Dec 11, 2019 | Dec 9, 2019 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2018 | — |
| SC 13D | Ownership over 5% (active) | Dec 19, 2017 | — |
| SC 13D | Ownership over 5% (active) | Sep 25, 2017 | — |
| 4 | Insider transaction | Feb 16, 2017 | Feb 14, 2017 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2017 | — |
| 4 | Insider transaction | Feb 13, 2017 | Feb 9, 2017 |
| SC 13G | Ownership over 5% (passive) | Feb 1, 2017 | — |
| 4 | Insider transaction | Nov 3, 2016 | Nov 1, 2016 |
| 4 | Insider transaction | Oct 31, 2016 | Oct 27, 2016 |
| 4 | Insider transaction | Oct 5, 2016 | Oct 4, 2016 |
| 4 | Insider transaction | Sep 19, 2016 | Sep 15, 2016 |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 12, 2016 | — |
| 3 | Initial insider ownership | Jul 11, 2016 | Jul 7, 2016 |
| 4 | Insider transaction | Jul 11, 2016 | Jul 7, 2016 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2015 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 27, 2015 | — |
| SC 13G | Ownership over 5% (passive) | Nov 5, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 16, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 10, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jun 7, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 23, 2013 | — |
| SC 13G | Ownership over 5% (passive) | Apr 19, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2013 | — |
| SC 13G | Ownership over 5% (passive) | Jan 30, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 24, 2013 | — |
| SC 13G | Ownership over 5% (passive) | Jan 9, 2013 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 5, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 15, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 20, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 20, 2012 | — |
| SC 13G | Ownership over 5% (passive) | Jan 17, 2012 | — |
| SC 13G | Ownership over 5% (passive) | Feb 15, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2011 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2011 | — |
| SC 13G | Ownership over 5% (passive) | Jan 31, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 21, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 21, 2011 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2010 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2010 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 17, 2009 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2009 | — |
| SC 13G | Ownership over 5% (passive) | Feb 5, 2009 | — |
| SC 13G | Ownership over 5% (passive) | Jan 9, 2009 | — |
| SC 13G | Ownership over 5% (passive) | Jan 9, 2009 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jun 24, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 5, 2008 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 4, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Jan 17, 2008 | — |
| SC 13G | Ownership over 5% (passive) | Mar 2, 2007 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2007 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2006 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 2, 2006 | — |
| SC 13G | Ownership over 5% (passive) | Feb 15, 2005 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2005 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2005 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 10, 2005 | — |
| SC 13G | Ownership over 5% (passive) | Jun 17, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2004 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 6, 2004 | — |
| SC 13G | Ownership over 5% (passive) | Mar 18, 2003 | — |
| SC 13G | Ownership over 5% (passive) | Mar 18, 2003 | — |
| SC 13G | Ownership over 5% (passive) | Feb 18, 2003 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2003 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 22, 2002 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2001 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 23, 2001 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2000 | — |
| SC 13G | Ownership over 5% (passive) | Feb 11, 2000 | — |
| SC 13G | Ownership over 5% (passive) | Feb 16, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 1998 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 8, 1997 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 1997 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 3, 1997 | — |
| SC 13D | Ownership over 5% (active) | Jun 11, 1996 | — |
| SC 13G | Ownership over 5% (passive) | Jun 11, 1996 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 1996 | — |
| SC 13G | Ownership over 5% (passive) | Feb 7, 1995 | — |
Showing 136 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.
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Company profile
- Industry
- Real Estate (SIC 6500)
- Listed as
- CIGI (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Ontario, Canada
- Headquarters
- Toronto, Ontario, Canada
- SEC filer status
- Large accelerated filer
- SEC CIK
- 913353
- Former names
- FIRSTSERVICE CORP (until May 29, 2015)
Other Real Estate companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.