{"filing":{"accession_number":"0001084991-26-000054","cik":"0001084991","ticker":"NGS","company_name":"NATURAL GAS SERVICES GROUP INC","form":"8-K","filing_date":"2026-06-15","report_date":null,"primary_document":"ngs-20260612.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1084991/000108499126000054/ngs-20260612.htm"},"events":[{"id":10938,"run_id":9593,"accession_number":"0001084991-26-000054","anchor_item_number":"1.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.96,"summary":"Natural Gas Services Group completed the acquisition of 100% of Flatrock Compression Holdings LLC on June 12, 2026, for $110 million in cash, 241,803 shares of common stock, and contingent royalty payments. The transaction was announced via press release and investor presentation on June 15, 2026.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15","form":"8-K","submitted_at":null,"items":[{"id":7387,"accession_number":"0001084991-26-000054","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.98,"reasoning":"Natural Gas Services Group entered into a Securities Purchase Agreement on June 12, 2026, to acquire 100% of Flatrock Compression Holdings LLC for $110 million in cash, 241,803 shares of common stock, and contingent royalty payments. The transaction closed simultaneously with execution. This is a material acquisition disclosed under Item 1.01, representing a significant business combination that would materially affect investor assessment of the registrant's financial position and strategic direction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"","ticker":null,"filing_date":""},{"id":7388,"accession_number":"0001084991-26-000054","item_number":"2.01","item_title":"Completion of Acquisition or Disposition of Assets.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Item 2.01 explicitly discloses completion of an acquisition or disposition of assets. The section incorporates Item 1.01 by reference, which typically contains the material terms of the M\u0026A transaction. Completion of a material acquisition or disposition is a core M\u0026A activity event that would materially affect investor assessment of the registrant.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"","ticker":null,"filing_date":""},{"id":7391,"accession_number":"0001084991-26-000054","item_number":"7.01","item_title":"Regulation FD Disclosures.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the closing of the acquisition of Flatrock, announced via press release and investor presentation on June 15, 2026. The completion of a material acquisition is a core M\u0026A event that would materially affect a reasonable investor's assessment of the registrant's business, assets, and financial position. Although disclosed under Item 7.01 (Regulation FD), the substance is a completed acquisition transaction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":10939,"run_id":9593,"accession_number":"0001084991-26-000054","anchor_item_number":"3.02","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"summary":"As part of the Flatrock acquisition, Natural Gas Services Group issued 241,803 shares of common stock to the sellers in reliance on Section 4(a)(2) of the Securities Act.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15","form":"8-K","submitted_at":null,"items":[{"id":7390,"accession_number":"0001084991-26-000054","item_number":"3.02","item_title":"Unregistered Sales of Equity Securities.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Item 3.02 discloses an unregistered issuance of equity securities (\"Equity Consideration\") to sellers in reliance on Section 4(a)(2) of the Securities Act. The reference to Item 1.01 indicates this is part of an acquisition or material transaction. Unregistered equity issuances are dilutive to existing shareholders and material to investors assessing ownership and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":10940,"run_id":9593,"accession_number":"0001084991-26-000054","anchor_item_number":"2.03","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"summary":"Item 2.03 discloses creation of a direct financial obligation or off-balance sheet arrangement, with substance incorporated by reference from Item 1.01; the specific nature of the obligation cannot be determined without access to the full Item 1.01 content.","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15","form":"8-K","submitted_at":null,"items":[{"id":7389,"accession_number":"0001084991-26-000054","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 discloses creation of a direct financial obligation, but the actual substance is incorporated by reference from Item 1.01. Without access to Item 1.01's content, the specific nature of the obligation cannot be determined. Item 1.01 typically covers material acquisitions, dispositions, or other significant transactions. Given the cross-reference structure and the materiality threshold of Item 2.03, this is material but the precise event type (potentially ma_activity, covenant_breach, or dilutive_issuance) cannot be confidently assigned without reviewing Item 1.01.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":7387,"accession_number":"0001084991-26-000054","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.98,"reasoning":"Natural Gas Services Group entered into a Securities Purchase Agreement on June 12, 2026, to acquire 100% of Flatrock Compression Holdings LLC for $110 million in cash, 241,803 shares of common stock, and contingent royalty payments. The transaction closed simultaneously with execution. This is a material acquisition disclosed under Item 1.01, representing a significant business combination that would materially affect investor assessment of the registrant's financial position and strategic direction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15"},{"id":7388,"accession_number":"0001084991-26-000054","item_number":"2.01","item_title":"Completion of Acquisition or Disposition of Assets.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"Item 2.01 explicitly discloses completion of an acquisition or disposition of assets. The section incorporates Item 1.01 by reference, which typically contains the material terms of the M\u0026A transaction. Completion of a material acquisition or disposition is a core M\u0026A activity event that would materially affect investor assessment of the registrant.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15"},{"id":7389,"accession_number":"0001084991-26-000054","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 discloses creation of a direct financial obligation, but the actual substance is incorporated by reference from Item 1.01. Without access to Item 1.01's content, the specific nature of the obligation cannot be determined. Item 1.01 typically covers material acquisitions, dispositions, or other significant transactions. Given the cross-reference structure and the materiality threshold of Item 2.03, this is material but the precise event type (potentially ma_activity, covenant_breach, or dilutive_issuance) cannot be confidently assigned without reviewing Item 1.01.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15"},{"id":7390,"accession_number":"0001084991-26-000054","item_number":"3.02","item_title":"Unregistered Sales of Equity Securities.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Item 3.02 discloses an unregistered issuance of equity securities (\"Equity Consideration\") to sellers in reliance on Section 4(a)(2) of the Securities Act. The reference to Item 1.01 indicates this is part of an acquisition or material transaction. Unregistered equity issuances are dilutive to existing shareholders and material to investors assessing ownership and capital structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15"},{"id":7391,"accession_number":"0001084991-26-000054","item_number":"7.01","item_title":"Regulation FD Disclosures.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the closing of the acquisition of Flatrock, announced via press release and investor presentation on June 15, 2026. The completion of a material acquisition is a core M\u0026A event that would materially affect a reasonable investor's assessment of the registrant's business, assets, and financial position. Although disclosed under Item 7.01 (Regulation FD), the substance is a completed acquisition transaction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-15T12:52:18.813269+00:00","company_name":"NATURAL GAS SERVICES GROUP INC","ticker":"NGS","filing_date":"2026-06-15"}]}