Thunder Mountain Gold Inc SEC filings THMG
Thunder Mountain Gold Inc has 387 filings in SEC EDGAR's recent list, going back to Mar 31, 1998. Its latest annual report, Form 10-K, was filed on Mar 31, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (unregistered share sale, officer or director change, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Unregistered share sale, Officer or director change, Other events
|
Nov 4, 2026 | Oct 1, 2026 |
| 8-K |
Current report
Unregistered share sale, Officer or director change, Other events
|
Nov 4, 2026 | Sep 8, 2026 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Aug 26, 2026 | Aug 20, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 9, 2026 | Jul 8, 2026 |
| 8-K |
Current report
Auditor change
|
Jun 8, 2026 | Jun 5, 2026 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Feb 3, 2026 | Jan 28, 2026 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Nov 4, 2025 | Oct 24, 2025 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Sep 9, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 30, 2025 | May 26, 2025 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Feb 18, 2025 | Dec 10, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Dec 13, 2024 | Dec 10, 2024 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Dec 18, 2023 | Dec 6, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Dec 12, 2023 | Dec 6, 2023 |
| 8-K |
Current report
Material agreement
|
Jan 6, 2023 | Dec 30, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jul 14, 2022 | Jul 12, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 15, 2022 | Apr 15, 2022 |
| 8-K |
Current report
Material agreement
|
Sep 17, 2021 | Sep 14, 2021 |
| 8-K |
Current report
Acquisition or sale of assets
|
May 7, 2021 | May 4, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Dec 9, 2020 | Dec 7, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Aug 23, 2019 | Aug 20, 2019 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Officer or director change
|
Jun 13, 2019 | Jun 10, 2019 |
| 8-K |
Current report
Material agreement, Other events
|
Mar 4, 2019 | Mar 1, 2019 |
| 8-K |
Current report
Unregistered share sale
|
May 7, 2018 | Apr 27, 2018 |
| 8-K |
Current report
Unregistered share sale
|
Mar 7, 2018 | Feb 27, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 21, 2017 | Aug 21, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Apr 26, 2017 | Apr 25, 2017 |
| 8-K |
Current report
Other events
|
Nov 14, 2016 | Nov 9, 2016 |
| 8-K |
Current report
Officer or director change
|
Oct 28, 2016 | Oct 27, 2016 |
| 8-K |
Current report
Other events
|
Oct 27, 2016 | Oct 27, 2016 |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 22, 2016 | Jun 21, 2016 |
| 8-K |
Current report
Material agreement
|
May 12, 2016 | May 10, 2016 |
| 8-K |
Current report
Other events
|
Mar 31, 2016 | Mar 24, 2016 |
| 8-K |
Current report
Other events
|
Mar 7, 2016 | Mar 4, 2016 |
| 8-K |
Current report
Officer or director change
|
Feb 17, 2016 | Feb 12, 2016 |
| 8-K |
Current report
Other events
|
Jan 27, 2016 | Jan 25, 2016 |
| 8-K |
Current report
Other events
|
Jan 4, 2016 | Dec 22, 2015 |
| 8-K |
Current report
Officer or director change, Other events
|
Apr 16, 2015 | Apr 16, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Jan 27, 2015 | Jan 20, 2015 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Dec 3, 2014 | Dec 3, 2014 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2014 | Sep 5, 2014 |
| 8-K |
Current report
Officer or director change
|
Aug 13, 2013 | Aug 8, 2013 |
| 8-K |
Current report
Shareholder vote results
|
Jun 3, 2013 | Apr 30, 2013 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 18, 2013 | Jan 8, 2013 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Other events
|
Nov 15, 2012 | Nov 9, 2012 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 4, 2012 | May 1, 2012 |
| 8-K |
Current report
Officer or director change, Other events
|
Apr 18, 2012 | Apr 13, 2012 |
| 8-K |
Current report
Officer or director change, Other events
|
Nov 30, 2011 | Nov 28, 2011 |
| 8-K/A |
Amended current report
Material agreement, Unregistered share sale, Other events
|
Nov 15, 2011 | Nov 7, 2011 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Nov 14, 2011 | Nov 14, 2011 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 20, 2011 | May 18, 2011 |
| 8-K |
Current report
Other events
|
Mar 24, 2011 | Mar 22, 2011 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Oct 1, 2010 | Sep 27, 2010 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Sep 16, 2010 | Sep 14, 2010 |
| 8-K |
Current report
Unregistered share sale, Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Jul 23, 2010 | Jul 19, 2010 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 12, 2010 | May 11, 2010 |
| 8-K |
Current report
Officer or director change, Other events
|
Feb 5, 2010 | Feb 1, 2010 |
| 8-K |
Current report
Material agreement
|
Sep 30, 2009 | Sep 21, 2009 |
| 8-K |
Current report
New debt, Other events
|
Sep 10, 2009 | Sep 8, 2009 |
| 8-K |
Current report
Unregistered share sale
|
Aug 13, 2009 | Aug 7, 2009 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 24, 2009 | Feb 23, 2009 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 16, 2008 | Sep 15, 2008 |
| 8-K/A |
Amended current report
Unregistered share sale
|
Sep 2, 2008 | May 1, 2008 |
| 8-K |
Current report
Unregistered share sale
|
Jul 24, 2008 | Jul 23, 2008 |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 10, 2008 | Jun 4, 2008 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 27, 2008 | May 21, 2008 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 14, 2008 | May 1, 2008 |
| 8-K |
Current report
Other events
|
Jan 30, 2008 | Jan 25, 2008 |
| 8-K |
Current report
Other events
|
Dec 14, 2007 | Dec 10, 2007 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt
|
Oct 3, 2007 | Jun 6, 2007 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt
|
Jun 11, 2007 | Jun 6, 2007 |
| 8-K |
Current report
Other events
|
Jun 4, 2007 | Jun 4, 2007 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 1, 2007 | Apr 15, 2007 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Officer or director change, Other events
|
Feb 21, 2007 | Feb 16, 2007 |
| 8-K |
Current report
Other events
|
Nov 14, 2005 | Oct 26, 2005 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Other events
|
Sep 27, 2005 | Sep 2, 2005 |
| 8-K |
Current report
Other events
|
Aug 23, 2005 | May 15, 2005 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Other events
|
Aug 23, 2005 | Aug 16, 2005 |
| 8-K |
Current report
Other events
|
Oct 19, 2004 | Oct 18, 2004 |
Showing 78 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
- Metal Mining (SIC 1000)
- Listed as
- THMG (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- NV
- Headquarters
- Boise, ID
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 711034
Other Metal Mining companies
- BHP Group Ltd BHP
- Rio Tinto Ltd RTNTF
- Southern Copper CORP/ SCCO
- Rio Tinto PLC RIO
- Freeport-Mcmoran Inc FCX
- Vale S.A. VALE
- Hudbay Minerals Inc. HBM
- Cleveland-Cliffs Inc. CLF
Source: SEC EDGAR filings. This is company-reported data, not investment advice.