Natural Gas Services Group Inc SEC filings NGS
Natural Gas Services Group Inc has 1,000 filings in SEC EDGAR's recent list, going back to May 8, 2007. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Apr 29, 2026. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 12, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Sep 3, 2026 | Sep 2, 2026 |
| 4/A | Primary document | Sep 3, 2026 | Jun 8, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 12, 2026 | Aug 11, 2026 |
| 8-K/A | Amended current report | Aug 10, 2026 | Jun 12, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 10, 2026 | Aug 10, 2026 |
| 10-Q | Quarterly report | Aug 10, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Jul 24, 2026 | Jul 20, 2026 |
| 8-K |
Current report
Auditor change
|
Jul 10, 2026 | Jul 9, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 8, 2026 | Jul 8, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 17, 2026 | Jun 15, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Unregistered share sale, Regulation FD disclosure
|
Jun 15, 2026 | Jun 12, 2026 |
| 8-K |
Current report
Material agreement, Shareholder vote results
|
Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 3 | Initial insider ownership | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 8, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 8, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Apr 1, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 13, 2026 | May 12, 2026 |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
May 11, 2026 | May 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 4, 2026 | — |
| ARS | Annual report to shareholders | Apr 29, 2026 | Apr 29, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 28, 2026 | — |
| DEFA14A | Additional proxy material | Apr 28, 2026 | — |
| DEF 14A | Proxy statement | Apr 28, 2026 | Apr 28, 2026 |
| PRE 14A | Preliminary proxy statement | Apr 17, 2026 | Apr 17, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 18, 2026 | Mar 17, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 13, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2026 | Mar 16, 2026 |
| 10-K | Annual report | Mar 16, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 5, 2026 |
| 144 | Notice of proposed sale | Mar 6, 2026 | — |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Feb 9, 2026 | Feb 9, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Feb 3, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 30, 2026 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 27, 2026 | Jan 23, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 26, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 7, 2026 | — |
| 4 | Insider transaction | Dec 30, 2025 | Dec 30, 2025 |
| 4 | Insider transaction | Dec 12, 2025 | Dec 10, 2025 |
| 144 | Notice of proposed sale | Dec 11, 2025 | — |
| 144 | Notice of proposed sale | Dec 10, 2025 | — |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 9, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 3, 2025 |
| 4 | Insider transaction | Dec 5, 2025 | Dec 4, 2025 |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| 4 | Insider transaction | Nov 20, 2025 | Nov 19, 2025 |
| 144 | Notice of proposed sale | Nov 20, 2025 | — |
| 144 | Notice of proposed sale | Nov 19, 2025 | — |
| 4 | Insider transaction | Nov 18, 2025 | Nov 17, 2025 |
| 144 | Notice of proposed sale | Nov 17, 2025 | — |
| 4 | Insider transaction | Nov 12, 2025 | Nov 10, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 12, 2025 | Nov 11, 2025 |
| 144 | Notice of proposed sale | Nov 10, 2025 | — |
| 10-Q | Quarterly report | Nov 10, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 10, 2025 | Nov 10, 2025 |
| 4 | Insider transaction | Nov 7, 2025 | Nov 6, 2025 |
| 144 | Notice of proposed sale | Nov 7, 2025 | — |
| 144 | Notice of proposed sale | Nov 6, 2025 | — |
| 4 | Insider transaction | Nov 3, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 3, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Oct 10, 2025 | Oct 9, 2025 |
| 4 | Insider transaction | Sep 26, 2025 | Sep 26, 2025 |
| 144 | Notice of proposed sale | Sep 26, 2025 | — |
| 4 | Insider transaction | Sep 25, 2025 | Sep 25, 2025 |
| 144 | Notice of proposed sale | Sep 25, 2025 | — |
| 4 | Insider transaction | Sep 24, 2025 | Sep 24, 2025 |
| 144 | Notice of proposed sale | Sep 24, 2025 | — |
| 4 | Insider transaction | Sep 23, 2025 | Sep 23, 2025 |
| 144 | Notice of proposed sale | Sep 23, 2025 | — |
| 4 | Insider transaction | Sep 19, 2025 | Sep 19, 2025 |
| 4 | Insider transaction | Sep 18, 2025 | Sep 18, 2025 |
| 4 | Insider transaction | Sep 17, 2025 | Sep 17, 2025 |
| 4 | Insider transaction | Sep 16, 2025 | Sep 16, 2025 |
| 144 | Notice of proposed sale | Sep 16, 2025 | — |
| 4 | Insider transaction | Sep 15, 2025 | Sep 15, 2025 |
| 144 | Notice of proposed sale | Sep 4, 2025 | — |
| 4 | Insider transaction | Sep 4, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Sep 4, 2025 | Sep 4, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 8, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 8, 2025 |
| 144 | Notice of proposed sale | Aug 22, 2025 | — |
| 4 | Insider transaction | Aug 22, 2025 | Aug 22, 2025 |
| 4 | Insider transaction | Aug 15, 2025 | Aug 14, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 13, 2025 | Aug 12, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Aug 11, 2025 | Aug 5, 2025 |
| 10-Q | Quarterly report | Aug 11, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 30, 2025 | Jul 30, 2025 |
| S-8 | Employee stock plan registration | Jun 27, 2025 | — |
| 4/A | Primary document | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 13, 2025 |
| 8-K |
Current report
Other events
|
Jun 16, 2025 | Jun 16, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 15, 2025 |
| 144 | Notice of proposed sale | May 15, 2025 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 14, 2025 | May 13, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| DEFA14A | Additional proxy material | Apr 30, 2025 | — |
| ARS | Annual report to shareholders | Apr 28, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Apr 25, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Apr 24, 2025 | Apr 22, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 22, 2025 | Apr 18, 2025 |
| 4 | Insider transaction | Apr 8, 2025 | Oct 28, 2024 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 3 | Initial insider ownership | Apr 3, 2025 | Apr 1, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 3, 2025 | Apr 1, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 19, 2025 | Mar 18, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 17, 2025 | Mar 17, 2025 |
| 10-K | Annual report | Mar 17, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 13, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 13, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 29, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 23, 2025 | — |
| 4 | Insider transaction | Jan 22, 2025 | Jan 21, 2025 |
| 144 | Notice of proposed sale | Jan 21, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 16, 2025 | — |
| 424B5 | Prospectus supplement | Jan 8, 2025 | — |
| EFFECT | Filing | Jan 6, 2025 | — |
| CORRESP | Letter to the SEC | Jan 3, 2025 | — |
| 4 | Insider transaction | Jan 2, 2025 | Dec 30, 2024 |
| 3 | Initial insider ownership | Jan 2, 2025 | Dec 30, 2024 |
| 144 | Notice of proposed sale | Dec 27, 2024 | — |
| S-3/A | Filing | Dec 23, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 19, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 16, 2024 | Dec 10, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 12, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 13, 2024 | — |
| S-3 | Shelf registration | Dec 13, 2024 | — |
| 144 | Notice of proposed sale | Dec 12, 2024 | — |
| 4 | Insider transaction | Nov 26, 2024 | Nov 22, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 25, 2024 | — |
| SC 13D | Ownership over 5% (active) | Nov 25, 2024 | — |
| 144 | Notice of proposed sale | Nov 25, 2024 | — |
| 4 | Insider transaction | Nov 21, 2024 | Nov 19, 2024 |
| 144 | Notice of proposed sale | Nov 21, 2024 | — |
| 144 | Notice of proposed sale | Nov 20, 2024 | — |
| 4 | Insider transaction | Nov 18, 2024 | Nov 15, 2024 |
| 4/A | Primary document | Nov 15, 2024 | Aug 20, 2024 |
| 144 | Notice of proposed sale | Nov 15, 2024 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 15, 2024 | Nov 15, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2024 | Nov 14, 2024 |
| 10-Q | Quarterly report | Nov 14, 2024 | Sep 30, 2024 |
| 4/A | Primary document | Nov 13, 2024 | Aug 20, 2024 |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Nov 7, 2024 | Nov 1, 2024 |
| 4 | Insider transaction | Nov 5, 2024 | Nov 1, 2024 |
| 3 | Initial insider ownership | Nov 5, 2024 | Nov 1, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 1, 2024 | Nov 1, 2024 |
| SC 13G | Ownership over 5% (passive) | Oct 22, 2024 | — |
| 4 | Insider transaction | Oct 22, 2024 | Oct 21, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 13, 2024 |
| 4 | Insider transaction | Aug 28, 2024 | Aug 26, 2024 |
| 144 | Notice of proposed sale | Aug 27, 2024 | — |
| 4 | Insider transaction | Aug 22, 2024 | Aug 20, 2024 |
| 144 | Notice of proposed sale | Aug 20, 2024 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 15, 2024 | Aug 15, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 14, 2024 | Aug 14, 2024 |
| 10-Q | Quarterly report | Aug 14, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 1, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Jul 1, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 28, 2024 | Jun 25, 2024 |
| 4 | Insider transaction | Jun 18, 2024 | Jun 14, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 18, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 17, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 17, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 17, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 17, 2024 | Jun 13, 2024 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Jun 10, 2024 | Jun 6, 2024 |
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 Services, NEC (SIC 1389)
- Listed as
- NGS (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Midland, TX
- SEC filer status
- Accelerated filer
- SEC CIK
- 1084991
Other Oil & Gas Field Services, NEC companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.