{"filing":{"accession_number":"0001084991-26-000070","cik":"0001084991","ticker":"NGS","company_name":"NATURAL GAS SERVICES GROUP INC","form":"8-K","filing_date":"2026-07-24","report_date":"2026-07-20","primary_document":"ngs-20260720.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1084991/000108499126000070/ngs-20260720.htm"},"events":[{"id":20390,"run_id":18354,"accession_number":"0001084991-26-000070","anchor_item_number":"3.03","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"summary":"Natural Gas Services Group completed a shareholder-approved redomestication from Colorado to Texas, effective July 20, 2026, involving adoption of new charter and bylaws. This material change in state of incorporation and governing law affects the company's legal domicile and shareholder rights.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24","form":"8-K","submitted_at":null,"items":[{"id":19730,"accession_number":"0001084991-26-000070","item_number":"3.03","item_title":"Material Modification of Rights of Security Holders","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"The disclosure reports completion of a shareholder-approved redomestication of Natural Gas Services Group from Colorado to Texas, effective July 20, 2026. This is a governance event involving a change in the state of incorporation and the adoption of new charter and bylaws, which materially affects the internal affairs and shareholder rights of the company. While the redomestication did not change operations, management, or assets, it is a significant corporate governance restructuring that would affect a reasonable investor's understanding of the company's legal domicile and governing law.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"","ticker":null,"filing_date":""},{"id":19731,"accession_number":"0001084991-26-000070","item_number":"5.03","item_title":"Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"Item 5.03 discloses amendments to articles of incorporation or bylaws, or a change in fiscal year. The filing incorporates Item 3.03 by reference, but without access to that item's content, the disclosure appears to be a routine governance matter. Amendments to bylaws or articles are typically administrative unless they materially alter voting rights, board composition, or shareholder protections; absent evidence of material impact, this is classified as governance_other and marked not material.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":20391,"run_id":18354,"accession_number":"0001084991-26-000070","anchor_item_number":"1.01","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"summary":"The company entered into indemnification agreements with directors and executive officers, replacing prior agreements as part of routine governance administration.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24","form":"8-K","submitted_at":null,"items":[{"id":19729,"accession_number":"0001084991-26-000070","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"The disclosure describes entry into indemnification agreements with directors and executive officers, replacing prior agreements. While Item 1.01 typically covers material acquisitions or dispositions, this is a routine governance matter involving standard director and officer indemnification provisions. The agreements are administrative in nature and do not represent a material event affecting investor assessment of the company's financial condition or operations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":20392,"run_id":18354,"accession_number":"0001084991-26-000070","anchor_item_number":"8.01","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"summary":"The company filed a legal opinion from Jones \u0026 Keller, P.C. as Exhibit 5.1 to support Form S-8 registration statements, a routine administrative matter related to securities registration compliance.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24","form":"8-K","submitted_at":null,"items":[{"id":19732,"accession_number":"0001084991-26-000070","item_number":"8.01","item_title":"Other Events.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"This disclosure concerns the filing of a legal opinion from Jones \u0026 Keller, P.C. as Exhibit 5.1 to support the Company's Form S-8 registration statements. This is a routine administrative and governance matter related to securities registration compliance, not a material business event. The opinion likely addresses the validity of securities being offered under the S-8 plans, which is standard procedural documentation rather than a disclosure of a material change in the registrant's affairs.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":19729,"accession_number":"0001084991-26-000070","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"The disclosure describes entry into indemnification agreements with directors and executive officers, replacing prior agreements. While Item 1.01 typically covers material acquisitions or dispositions, this is a routine governance matter involving standard director and officer indemnification provisions. The agreements are administrative in nature and do not represent a material event affecting investor assessment of the company's financial condition or operations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24"},{"id":19730,"accession_number":"0001084991-26-000070","item_number":"3.03","item_title":"Material Modification of Rights of Security Holders","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"The disclosure reports completion of a shareholder-approved redomestication of Natural Gas Services Group from Colorado to Texas, effective July 20, 2026. This is a governance event involving a change in the state of incorporation and the adoption of new charter and bylaws, which materially affects the internal affairs and shareholder rights of the company. While the redomestication did not change operations, management, or assets, it is a significant corporate governance restructuring that would affect a reasonable investor's understanding of the company's legal domicile and governing law.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24"},{"id":19731,"accession_number":"0001084991-26-000070","item_number":"5.03","item_title":"Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"Item 5.03 discloses amendments to articles of incorporation or bylaws, or a change in fiscal year. The filing incorporates Item 3.03 by reference, but without access to that item's content, the disclosure appears to be a routine governance matter. Amendments to bylaws or articles are typically administrative unless they materially alter voting rights, board composition, or shareholder protections; absent evidence of material impact, this is classified as governance_other and marked not material.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24"},{"id":19732,"accession_number":"0001084991-26-000070","item_number":"8.01","item_title":"Other Events.","event_type":"governance_other","event_domain":"governance","is_material":false,"confidence":0.75,"reasoning":"This disclosure concerns the filing of a legal opinion from Jones \u0026 Keller, P.C. as Exhibit 5.1 to support the Company's Form S-8 registration statements. This is a routine administrative and governance matter related to securities registration compliance, not a material business event. The opinion likely addresses the validity of securities being offered under the S-8 plans, which is standard procedural documentation rather than a disclosure of a material change in the registrant's affairs.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-24T19:04:46.604912+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-07-24"}]}