Dawson Geophysical Co SEC filings DWSN
Dawson Geophysical Co has 1,000 filings in SEC EDGAR's recent list, going back to Nov 29, 2004. 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 Aug 13, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Aug 13, 2026 | Aug 13, 2026 |
| 8-K |
Current report
Results of operations
|
May 14, 2026 | May 14, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 31, 2026 | Mar 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 6, 2025 | Oct 31, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2025 | Aug 12, 2025 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Regulation FD disclosure
|
Aug 11, 2025 | Aug 8, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 20, 2025 | Jun 17, 2025 |
| 8-K |
Current report
Results of operations
|
May 13, 2025 | May 13, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 28, 2025 | Mar 28, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2024 | Aug 12, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 24, 2024 | Jun 18, 2024 |
| 8-K |
Current report
Results of operations
|
May 13, 2024 | May 13, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 1, 2024 | Mar 28, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 20, 2023 | Dec 14, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Dec 1, 2023 | Nov 30, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 1, 2023 | Nov 27, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 22, 2023 | Nov 17, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Sep 19, 2023 | Sep 13, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2023 | Jul 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Jun 22, 2023 | Jun 16, 2023 |
| 8-K/A | Amended current report | Jun 7, 2023 | Mar 21, 2023 |
| 8-K |
Current report
Results of operations
|
May 15, 2023 | May 15, 2023 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Unregistered share sale, Other events
|
Mar 24, 2023 | Mar 21, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 13, 2023 | Mar 13, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 21, 2023 | Feb 14, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Dec 22, 2022 | Dec 20, 2022 |
| 8-K |
Current report
Officer or director change
|
Nov 16, 2022 | Nov 16, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 4, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2022 | Aug 12, 2022 |
| 8-K |
Current report
Results of operations
|
May 16, 2022 | May 16, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 13, 2022 | Apr 12, 2022 |
| 8-K |
Current report
Listing notice, Officer or director change
|
Mar 25, 2022 | Mar 22, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Mar 16, 2022 | Mar 15, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 8, 2022 | Mar 8, 2022 |
| 8-K |
Current report
Acquisition or sale of assets, Change to shareholder rights, Change in control, Officer or director change, Regulation FD disclosure
|
Jan 18, 2022 | Jan 18, 2022 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Jan 10, 2022 | Jan 10, 2022 |
| 8-K |
Current report
Material agreement
|
Jan 5, 2022 | Jan 4, 2022 |
| 8-K |
Current report
Material agreement
|
Dec 17, 2021 | Dec 14, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 16, 2021 | Nov 16, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 2, 2021 | Nov 2, 2021 |
| 8-K |
Current report
Material agreement, Results of operations, Change to shareholder rights, Other events
|
Oct 25, 2021 | Oct 25, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 1, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2021 | Aug 12, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 5, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Results of operations
|
May 13, 2021 | May 13, 2021 |
| 8-K |
Current report
Shareholder vote results
|
May 12, 2021 | May 11, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
May 4, 2021 | May 4, 2021 |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change
|
Apr 8, 2021 | Apr 8, 2021 |
| 8-K |
Current report
Officer or director change
|
Apr 5, 2021 | Apr 5, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2021 | Mar 11, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 26, 2021 | Feb 26, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 22, 2020 | Oct 22, 2020 |
| 8-K |
Current report
Material agreement, New debt, Officer or director change
|
Sep 30, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2020 | Jul 30, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 23, 2020 | Jul 23, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2020 | Jun 9, 2020 |
| 8-K |
Current report
Other events
|
May 14, 2020 | May 11, 2020 |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 30, 2020 | Apr 30, 2020 |
| 8-K |
Current report
Material agreement, New debt, Officer or director change
|
Apr 21, 2020 | Apr 15, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2020 | Feb 27, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 20, 2020 | Feb 20, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2019 | Oct 31, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 24, 2019 | Oct 24, 2019 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Oct 1, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 25, 2019 | Jul 25, 2019 |
| 8-K |
Current report
Material agreement, New debt, Officer or director change
|
Jul 1, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations, Shareholder vote results
|
May 1, 2019 | Apr 30, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 25, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2019 | Feb 28, 2019 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Feb 21, 2019 | Feb 21, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2018 | Nov 1, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 25, 2018 | Oct 25, 2018 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 18, 2018 | Sep 13, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2018 | Aug 2, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 26, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 2, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Officer or director change
|
May 4, 2018 | May 4, 2018 |
| 8-K |
Current report
Results of operations, Officer or director change, Shareholder vote results, Other events
|
May 3, 2018 | May 1, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 26, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 2, 2018 | Mar 1, 2018 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2018 | Mar 1, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 22, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2017 | Nov 2, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 26, 2017 | Oct 26, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2017 | Aug 3, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 27, 2017 | Jul 27, 2017 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 30, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations, Shareholder vote results
|
May 4, 2017 | May 4, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 27, 2017 | Apr 27, 2017 |
| 8-K |
Current report
Results of operations
|
Mar 2, 2017 | Mar 2, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 23, 2017 | Feb 23, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2016 | Nov 3, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 27, 2016 | Oct 27, 2016 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 6, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2016 | Aug 4, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 28, 2016 | Jul 28, 2016 |
| 8-K |
Current report
Results of operations
|
May 10, 2016 | May 10, 2016 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 5, 2016 | May 5, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
May 4, 2016 | May 4, 2016 |
| 8-K |
Current report
Auditor change
|
Mar 25, 2016 | Mar 22, 2016 |
| 8-K/A |
Amended current report
Results of operations
|
Mar 15, 2016 | Mar 11, 2016 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2016 | Mar 11, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 7, 2016 | Mar 7, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 1, 2016 | Mar 1, 2016 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2016 | Feb 15, 2016 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2015 | Nov 5, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 29, 2015 | Oct 29, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 23, 2015 | Sep 23, 2015 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2015 | Aug 7, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 31, 2015 | Jul 31, 2015 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Jul 2, 2015 | Jun 30, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 16, 2015 | Jun 16, 2015 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Jun 5, 2015 | Jun 2, 2015 |
| 8-K |
Current report
Results of operations
|
May 18, 2015 | May 18, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
May 8, 2015 | May 8, 2015 |
| 8-K/A |
Amended current report
Officer or director change, Other events
|
Apr 30, 2015 | Feb 11, 2015 |
| 8-K |
Current report
Auditor change, Officer or director change
|
Mar 23, 2015 | Mar 18, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 2, 2015 | Mar 2, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 25, 2015 | Feb 25, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 13, 2015 | Feb 13, 2015 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Other events
|
Feb 11, 2015 | Feb 11, 2015 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 9, 2015 | Feb 9, 2015 |
| 8-K |
Current report
Other events
|
Jan 13, 2015 | Jan 13, 2015 |
| 8-K |
Current report
Other events
|
Jan 5, 2015 | Jan 5, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 2, 2014 | Dec 2, 2014 |
| 8-K |
Current report
Other events
|
Nov 17, 2014 | Nov 17, 2014 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2014 | Oct 27, 2014 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure, Other events
|
Oct 9, 2014 | Oct 8, 2014 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 19, 2014 | Sep 16, 2014 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2014 | Jul 28, 2014 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2014 | Jun 3, 2014 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2014 | Apr 28, 2014 |
| 8-K |
Current report
Results of operations
|
Feb 24, 2014 | Feb 24, 2014 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 23, 2014 | Jan 23, 2014 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 4, 2013 | Dec 4, 2013 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2013 | Oct 28, 2013 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 8, 2013 | Oct 8, 2013 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 20, 2013 | Sep 16, 2013 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2013 | Jul 29, 2013 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jun 26, 2013 | Jun 26, 2013 |
| 8-K |
Current report
Shareholder vote results
|
Jun 7, 2013 | Jun 4, 2013 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2013 | Apr 29, 2013 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 3, 2013 | Apr 3, 2013 |
| 8-K |
Current report
Results of operations
|
Feb 25, 2013 | Feb 25, 2013 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2013 | Jan 2, 2013 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 3, 2012 | Dec 3, 2012 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2012 | Nov 1, 2012 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 20, 2012 | Sep 16, 2012 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2012 | Jul 30, 2012 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jun 22, 2012 | Jun 22, 2012 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2012 | Jun 5, 2012 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2012 | Apr 30, 2012 |
| 8-K |
Current report
Officer or director change
|
Apr 18, 2012 | Apr 13, 2012 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2012 | Feb 27, 2012 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 3, 2012 | Jan 3, 2012 |
| 8-K |
Current report
Shareholder vote results
|
Dec 22, 2011 | Dec 16, 2011 |
| 8-K |
Current report
Agreement ended, Shareholder vote results, Other events
|
Nov 2, 2011 | Oct 27, 2011 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2011 | Oct 31, 2011 |
| 8-K |
Current report
Other events
|
Oct 24, 2011 | Oct 24, 2011 |
| 8-K |
Current report
Other events
|
Sep 27, 2011 | Sep 26, 2011 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 22, 2011 | Sep 16, 2011 |
| 8-K |
Current report
Other events
|
Sep 6, 2011 | Sep 2, 2011 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 24, 2011 | Aug 23, 2011 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2011 | Aug 1, 2011 |
| 8-K |
Current report
Other events
|
Jun 9, 2011 | Jun 9, 2011 |
| 8-K |
Current report
Other events
|
Jun 2, 2011 | May 26, 2011 |
| 8-K |
Current report
Results of operations
|
May 2, 2011 | May 2, 2011 |
| 8-K |
Current report
Material agreement, Other events
|
Mar 21, 2011 | Mar 20, 2011 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2011 | Feb 28, 2011 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 3, 2011 | Jan 3, 2011 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2010 | Nov 1, 2010 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2010 | Aug 2, 2010 |
| 8-K |
Current report
Shareholder vote results
|
Jun 17, 2010 | Jun 11, 2010 |
| 8-K |
Current report
Results of operations
|
May 3, 2010 | May 3, 2010 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 26, 2010 | Apr 20, 2010 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2010 | Mar 1, 2010 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2009 | Nov 2, 2009 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Oct 19, 2009 | Oct 16, 2009 |
| 8-K |
Current report
Material agreement
|
Sep 22, 2009 | Sep 16, 2009 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2009 | Jul 27, 2009 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2009 | Apr 27, 2009 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 22, 2009 | Apr 16, 2009 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 31, 2009 | Mar 25, 2009 |
| 8-K |
Current report
Results of operations
|
Feb 23, 2009 | Feb 23, 2009 |
| 8-K |
Current report
Officer or director change
|
Oct 28, 2008 | Oct 22, 2008 |
| 8-K |
Current report
Material agreement, Agreement ended
|
Oct 22, 2008 | Oct 20, 2008 |
| 8-K |
Current report
Results of operations
|
Oct 20, 2008 | Oct 20, 2008 |
| 8-K |
Current report
Material agreement
|
Sep 19, 2008 | Sep 16, 2008 |
| 8-K |
Current report
Material agreement
|
Sep 17, 2008 | Sep 11, 2008 |
| 8-K |
Current report
Material agreement
|
Aug 8, 2008 | Aug 4, 2008 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2008 | Jul 28, 2008 |
| 8-K |
Current report
Officer or director change
|
Jun 20, 2008 | Jun 16, 2008 |
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
- Industry
- Oil & Gas Field Exploration Services (SIC 1382)
- Listed as
- DWSN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- TX
- Headquarters
- Midland, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 799165
- Former names
- TGC INDUSTRIES INC (until Feb 11, 2015)
Other Oil & Gas Field Exploration Services companies
- Pembina Pipeline Corp PBA
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- NXT Energy Solutions Inc. NSFDF
- ReoStar Energy CORP REOS
Source: SEC EDGAR filings. This is company-reported data, not investment advice.