NATURAL GAS SERVICES GROUP INC

For the period ended Jun 30, 2025. Filed Aug 11, 2025.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2025 · Filed Aug 11, 2025

NGS$29.07+5.2%Stored close · as of Nov 9, 2026

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Contents

Item 6. Exhibits

The following exhibits are filed herewith or incorporated herein by reference, as indicated:

Exhibit No.	Description

4.3	Natural Gas Services Group, Inc. 2019 Equity Incentive Plan, as amended (incorporated by reference to Exhibit 4.3 of the Registrant’s Registration Statement on Form S-8 filed with the Securities and Exchange Commission on June 16, 2025).
10.1	Fourth Amendment to Amended and Restated Credit Agreement dated April 18, 2025 among Natural Gas Services Group, Inc. the other Loan Parties thereto, Texas Capital Bank, in its capacity as Administrative Agent and the Lenders Party thereto.
31.1*	Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2*	Certification of Principal Accounting Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1**	Certification of Chief Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2**	Certification of Principal Accounting Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

101.INS	XBRL Instance Document
101.SCH	XBRL Taxonomy Extension Schema Document
101.CAL	XBRL Taxonomy Extension Calculation Linkbase Document
101.DEF	XBRL Taxonomy Extension Definition Linkbase Document
101.LAB	XBRL Taxonomy Extension Label Linkbase Document
101.PRE	XBRL Taxonomy Extension Presentation Linkbase Document
	* Filed herewith.
	** Furnished herewith.

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