Geospace Technologies Corp SEC filings GEOS
Geospace Technologies Corp has 1,000 filings in SEC EDGAR's recent list, going back to Feb 6, 1998. Its latest annual report, Form 10-K, was filed on Nov 21, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (material agreement, agreement ended, new debt). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Nov 3, 2026 | Oct 29, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2026 | Aug 6, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 19, 2026 | — |
| 10-Q | Quarterly report | May 8, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| 8-K |
Current report
Exit or restructuring costs
|
Apr 6, 2026 | Apr 2, 2026 |
| 10-Q | Quarterly report | Feb 12, 2026 | Dec 31, 2025 |
| NT 10-Q | Form nt 10-q | Feb 9, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Feb 5, 2026 | Feb 5, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2026 | Feb 4, 2026 |
| DEF 14A | Proxy statement | Dec 23, 2025 | Feb 5, 2026 |
| DEFA14A | Additional proxy material | Dec 23, 2025 | — |
| 10-K | Annual report | Nov 21, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 20, 2025 | Nov 20, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 4, 2025 | Aug 29, 2025 |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2025 | Aug 7, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2025 | — |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 9, 2025 | May 8, 2025 |
| 8-K |
Current report
Material agreement
|
Mar 4, 2025 | Feb 27, 2025 |
| 10-Q | Quarterly report | Feb 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Feb 6, 2025 | Feb 6, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2025 | Feb 5, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 10, 2025 | Jan 3, 2025 |
| DEFA14A | Additional proxy material | Dec 27, 2024 | — |
| DEF 14A | Proxy statement | Dec 27, 2024 | Feb 6, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 26, 2024 | Nov 21, 2024 |
| 10-K | Annual report | Nov 22, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 21, 2024 | Nov 21, 2024 |
| 8-K |
Current report
Other events
|
Sep 19, 2024 | Sep 19, 2024 |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
Aug 8, 2024 | Aug 8, 2024 |
| 10-K/A | Amended annual report | Jul 2, 2024 | Sep 30, 2023 |
| 10-K/A | Amended annual report | Jul 2, 2024 | Sep 30, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2024 | — |
| 10-Q | Quarterly report | May 10, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
May 9, 2024 | May 9, 2024 |
| 10-Q | Quarterly report | Feb 8, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Feb 8, 2024 | Feb 8, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2024 | Feb 7, 2024 |
| DEF 14A | Proxy statement | Jan 3, 2024 | Feb 8, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 21, 2023 | Dec 21, 2023 |
| 10-K | Annual report | Nov 17, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 17, 2023 | Nov 16, 2023 |
| 10-Q | Quarterly report | Aug 11, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2023 | Aug 10, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Aug 1, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 6, 2023 | Jun 29, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 17, 2023 | — |
| 10-Q | Quarterly report | May 12, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| 8-K |
Current report
Other events
|
Feb 28, 2023 | Feb 27, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Feb 9, 2023 | Feb 9, 2023 |
| 10-Q | Quarterly report | Feb 9, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 8, 2023 | Feb 8, 2023 |
| DEF 14A | Proxy statement | Jan 4, 2023 | Feb 9, 2023 |
| 10-K | Annual report | Nov 18, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 18, 2022 | Nov 17, 2022 |
| 8-K |
Current report
Officer or director change
|
Nov 4, 2022 | Nov 3, 2022 |
| 10-Q | Quarterly report | Aug 10, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2022 | Aug 9, 2022 |
| 8-K |
Current report
Other events
|
Aug 9, 2022 | Aug 5, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 19, 2022 | — |
| 10-Q | Quarterly report | May 12, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 12, 2022 | May 11, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
May 10, 2022 | May 6, 2022 |
| 8-K |
Current report
Other events
|
Apr 28, 2022 | Apr 27, 2022 |
| 8-K |
Current report
Results of operations, Shareholder vote results
|
Feb 2, 2022 | Feb 1, 2022 |
| 10-Q | Quarterly report | Feb 2, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Other events
|
Jan 20, 2022 | Jan 19, 2022 |
| DEF 14A | Proxy statement | Jan 3, 2022 | Feb 2, 2022 |
| 10-K | Annual report | Nov 19, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2021 | Nov 18, 2021 |
| 8-K |
Current report
Other events
|
Nov 4, 2021 | Nov 3, 2021 |
| S-8 | Employee stock plan registration | Aug 27, 2021 | — |
| 10-Q | Quarterly report | Aug 6, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Other events
|
Jul 22, 2021 | Jul 21, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2021 | — |
| 10-Q | Quarterly report | May 7, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 7, 2021 | May 6, 2021 |
| 8-K |
Current report
Other events
|
Apr 28, 2021 | Apr 27, 2021 |
| 8-K |
Current report
Material agreement
|
Mar 29, 2021 | Mar 25, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Feb 5, 2021 | Feb 4, 2021 |
| 10-Q | Quarterly report | Feb 4, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2021 | Feb 3, 2021 |
| 8-K |
Current report
Other events
|
Jan 22, 2021 | Jan 22, 2021 |
| DEF 14A | Proxy statement | Dec 30, 2020 | Feb 4, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 23, 2020 | Nov 17, 2020 |
| 10-K | Annual report | Nov 20, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 20, 2020 | Nov 19, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2020 | Nov 9, 2020 |
| 8-K |
Current report
Other events
|
Nov 10, 2020 | Nov 9, 2020 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 11, 2020 | Aug 6, 2020 |
| 10-Q | Quarterly report | Aug 7, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2020 | Aug 6, 2020 |
| 8-K |
Current report
Other events
|
Jul 22, 2020 | Jul 22, 2020 |
| 8-K |
Current report
Officer or director change
|
Jul 2, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
May 28, 2020 | May 26, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 18, 2020 | — |
| 8-K |
Current report
Results of operations
|
May 8, 2020 | May 7, 2020 |
| 10-Q | Quarterly report | May 8, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Other events
|
Apr 24, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Feb 7, 2020 | Feb 6, 2020 |
| 10-Q | Quarterly report | Feb 6, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2020 | Feb 5, 2020 |
| 8-K |
Current report
Other events
|
Jan 27, 2020 | Jan 24, 2020 |
| DEF 14A | Proxy statement | Jan 6, 2020 | Feb 6, 2020 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Nov 22, 2019 | Nov 21, 2019 |
| 10-K | Annual report | Nov 22, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Material agreement
|
Nov 18, 2019 | Nov 15, 2019 |
| 8-K |
Current report
Other events
|
Nov 8, 2019 | Nov 7, 2019 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 12, 2019 | Aug 8, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2019 | Aug 8, 2019 |
| 10-Q | Quarterly report | Aug 9, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Other events
|
Jul 25, 2019 | Jul 24, 2019 |
| 8-K |
Current report
Material agreement
|
Jun 4, 2019 | Jun 3, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 24, 2019 | — |
| 10-Q | Quarterly report | May 3, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 3, 2019 | May 2, 2019 |
| 8-K |
Current report
Other events
|
Apr 23, 2019 | Apr 23, 2019 |
| 8-K |
Current report
Material agreement
|
Apr 1, 2019 | Mar 29, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Feb 8, 2019 | Feb 6, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2019 | Feb 5, 2019 |
| 10-Q | Quarterly report | Feb 6, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Other events
|
Jan 29, 2019 | Jan 28, 2019 |
| DEF 14A | Proxy statement | Jan 4, 2019 | Feb 6, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 26, 2018 | Nov 26, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 16, 2018 | Nov 15, 2018 |
| 10-K | Annual report | Nov 16, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Material agreement
|
Nov 13, 2018 | Nov 8, 2018 |
| 8-K |
Current report
Other events
|
Nov 6, 2018 | Nov 5, 2018 |
| 10-Q | Quarterly report | Aug 3, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2018 | Aug 2, 2018 |
| 8-K |
Current report
Other events
|
Jul 30, 2018 | Jul 27, 2018 |
| 8-K |
Current report
Other events
|
Jul 20, 2018 | Jul 19, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2018 | — |
| 10-Q | Quarterly report | May 4, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
May 4, 2018 | May 3, 2018 |
| 8-K |
Current report
Other events
|
Apr 24, 2018 | Apr 24, 2018 |
| 8-K |
Current report
Auditor change
|
Mar 1, 2018 | Feb 27, 2018 |
| 8-K |
Current report
Other events
|
Feb 12, 2018 | Feb 7, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Feb 8, 2018 | Feb 7, 2018 |
| 10-Q | Quarterly report | Feb 7, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2018 | Feb 6, 2018 |
| 8-K |
Current report
Other events
|
Jan 30, 2018 | Jan 29, 2018 |
| DEF 14A | Proxy statement | Jan 3, 2018 | Feb 7, 2018 |
| 8-K |
Current report
Other events
|
Dec 15, 2017 | Dec 14, 2017 |
| 10-K | Annual report | Dec 1, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Dec 1, 2017 | Nov 30, 2017 |
| 8-K |
Current report
Restatement
|
Nov 22, 2017 | Nov 16, 2017 |
| 8-K |
Current report
Other events
|
Nov 17, 2017 | Nov 17, 2017 |
| 8-K |
Current report
Material agreement
|
Oct 27, 2017 | Oct 25, 2017 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Sep 22, 2017 | Sep 21, 2017 |
| 10-Q | Quarterly report | Aug 4, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2017 | Aug 3, 2017 |
| 8-K |
Current report
Other events
|
Jul 26, 2017 | Jul 25, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 11, 2017 | — |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 10, 2017 | Feb 9, 2017 |
| 10-Q | Quarterly report | May 5, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations
|
May 5, 2017 | May 4, 2017 |
| 8-K |
Current report
Other events
|
Apr 21, 2017 | Apr 21, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Feb 10, 2017 | Feb 9, 2017 |
| 10-Q | Quarterly report | Feb 9, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Results of operations
|
Feb 8, 2017 | Feb 8, 2017 |
| 8-K |
Current report
Other events
|
Jan 30, 2017 | Jan 27, 2017 |
| DEF 14A | Proxy statement | Dec 28, 2016 | Feb 9, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 17, 2016 | Nov 16, 2016 |
| 10-K | Annual report | Nov 17, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Other events
|
Nov 8, 2016 | Nov 7, 2016 |
| 10-Q | Quarterly report | Aug 5, 2016 | Jun 30, 2016 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2016 | Aug 4, 2016 |
| 8-K |
Current report
Other events
|
Jul 25, 2016 | Jul 22, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 20, 2016 | — |
| 10-Q | Quarterly report | May 6, 2016 | Mar 31, 2016 |
| 8-K |
Current report
Results of operations
|
May 6, 2016 | May 5, 2016 |
| 8-K |
Current report
Other events
|
Apr 21, 2016 | Apr 20, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Feb 5, 2016 | Feb 4, 2016 |
| 10-Q | Quarterly report | Feb 4, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Results of operations
|
Feb 3, 2016 | Feb 3, 2016 |
| 8-K |
Current report
Other events
|
Jan 26, 2016 | Jan 26, 2016 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 11, 2016 | Jan 11, 2016 |
| DEF 14A | Proxy statement | Dec 23, 2015 | Feb 4, 2016 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
Nov 20, 2015 | Nov 17, 2015 |
| 10-K | Annual report | Nov 19, 2015 | Sep 30, 2015 |
| 8-K |
Current report
Other events
|
Nov 10, 2015 | Nov 10, 2015 |
| 8-K |
Current report
Other events
|
Oct 2, 2015 | Oct 1, 2015 |
| 10-Q | Quarterly report | Aug 7, 2015 | Jun 30, 2015 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2015 | Aug 6, 2015 |
| 8-K |
Current report
Other events
|
Jul 24, 2015 | Jul 24, 2015 |
| 8-K |
Current report
Material agreement
|
May 26, 2015 | May 7, 2015 |
| SD | Specialized disclosure (conflict minerals) | May 20, 2015 | — |
| 10-Q | Quarterly report | May 8, 2015 | Mar 31, 2015 |
| 8-K |
Current report
Results of operations
|
May 7, 2015 | May 7, 2015 |
| 8-K |
Current report
Other events
|
Apr 28, 2015 | Apr 28, 2015 |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change
|
Apr 17, 2015 | Apr 16, 2015 |
| 8-K |
Current report
Material agreement
|
Apr 7, 2015 | Apr 6, 2015 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 13, 2015 | Feb 12, 2015 |
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
- Measuring & Controlling Devices, NEC (SIC 3829)
- Listed as
- GEOS (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- TX
- Headquarters
- Houston, TX
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 1001115
- Former names
- OYO GEOSPACE CORP (until Oct 1, 2012)
Other Measuring & Controlling Devices, NEC companies
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- Rockwell Automation, Inc ROK
- Trimble Inc. TRMB
- Onto Innovation Inc. ONTO
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- Quantum-Si Inc QSI
- Owlet, Inc. OWLT
- Birchtech Corp. BCHT
Source: SEC EDGAR filings. This is company-reported data, not investment advice.