Welcome to our dedicated page for NATURAL GAS SERVICES GROUP SEC filings (Ticker: NGS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Natural Gas Services Group, Inc. filings document the company's natural gas compression business, public-company governance and capital-structure disclosures. Form 8-K reports cover operating results, earnings-call transcripts, Regulation FD information, forward guidance, dividends and other material events tied to its compressor rental, sales and service operations.
Proxy materials cover shareholder voting matters, director elections, board composition, executive compensation and equity awards. The filing record also documents governance changes, capital allocation actions and formal disclosures for a Colorado corporation listed on the NYSE under NGS.
The Vanguard Group has reported a passive ownership stake in Natural Gas Services Group Inc common stock. Vanguard beneficially owns 640,540 shares, representing 5.09% of the company’s outstanding common stock as of the event date.
Vanguard reports shared power to vote 76,317 shares and shared power to dispose of 640,540 shares, with no sole voting or dispositive power. The holdings are described as acquired and held in the ordinary course of business, not to change or influence control of the company.
The filing notes that, following an internal realignment on January 12, 2026, certain Vanguard subsidiaries or business divisions that pursue the same investment strategies may report beneficial ownership separately on a disaggregated basis.
Natural Gas Services Group, Inc. announced that board member Stephen C. Taylor has decided to retire from the Board of Directors and will not seek re-election. He notified the company on January 23, 2026.
Mr. Taylor will continue to serve on the board until his current term ends at the company’s 2026 Annual Meeting of Shareholders, helping provide continuity during the transition. The company stated that his decision to retire is not the result of any disagreement with the company or the board.
On January 27, 2026, the company issued a press release describing his retirement, which has been furnished as an exhibit to this report.
Natural Gas Services Group Inc. received an amended Schedule 13D from Hoak Public Equities, L.P. and affiliated reporting persons, documenting that they are no longer beneficial owners of more than 5% of the company’s common stock. Based on 12,568,917 shares outstanding as of November 7, 2025, the group reports beneficial ownership of 575,000 shares, equal to approximately 4.57% of the outstanding common stock.
The filing shows a total cost basis of $6,112,250.00 for the 575,000 shares, which were purchased using the working capital of Hoak Public Equities, L.P. The amendment states that, as a result of transactions detailed in an attached schedule, the reporting persons ceased to be beneficial owners of more than 5% of Natural Gas Services Group’s common stock on January 26, 2026, making this a final, exit filing for the group.
Natural Gas Services Group, Inc. received an updated ownership filing from an investor group led by Hoak Public Equities, L.P. The group reports beneficial ownership of 838,128 shares of common stock, representing 6.67% of the company’s outstanding shares, based on 12,568,917 shares reported as outstanding as of November 7, 2025.
The filing states that Hoak Public Equities used $13,427,930.38 of its working capital to acquire its shares. Related entities Hoak Fund Management, L.P., Hoak & Co., and individuals James M. Hoak and J. Hale Hoak may each be deemed to beneficially own the same 838,128 shares through their roles with these entities. The amendment also notes that all transactions in the past 60 days by the reporting persons were made in the open market, as detailed in an attached schedule.
Natural Gas Services Group's Chief Financial Officer, Ian M. Eckert, reported equity award activity in company stock. On 12/30/2025, he acquired 2,532 shares of common stock through the vesting of a restricted stock unit (RSU) award. On the same date, 768 shares were disposed of at $33.99 per share, typically reflecting shares withheld to cover taxes, leaving him with 1,764 shares of common stock held directly. In addition, RSU-related reporting shows 5,063 restricted stock units beneficially owned after these transactions, each RSU representing the right to receive one share of common stock upon vesting without payment.
Natural Gas Services Group, Inc. (NGS) director Stephen C. Taylor reported stock sales and updated holdings. On December 10, 2025, he sold 10,000 shares of common stock at a weighted-average price of $33.16, and on December 11, 2025 he sold another 10,000 shares at a weighted-average price of $33.54. The filing notes these prices reflect multiple trades within stated ranges, and detailed trade data is available upon request. After these transactions, Taylor beneficially owns 275,432 shares directly and 114,625 shares indirectly through a Rabbi Trust, along with 4,456 restricted stock units that each convert into one share of common stock upon vesting.
NATURAL GAS SERVICES GROUP INC insider Stephen Taylor filed a Form 144 giving notice of a proposed sale of company stock. The filing covers 10,000 shares of common stock to be sold through RBC Capital Markets LLC, with an aggregate market value of $335,400.00. The table notes that 12,568,917 shares of Natural Gas Services Group common stock were outstanding.
The 10,000 shares to be sold were acquired on 01/06/2022 through an RSU vest from the issuer, with payment also dated 01/06/2022 and described as non-cash ("N/A"). The filing also lists multiple sales of Natural Gas Services Group stock by Stephen Taylor over the past three months, including 10,000 shares sold on 12/10/2025 for gross proceeds of $331,600.00 and 20,000 shares sold on 12/04/2025 for $642,400.00.
Natural Gas Services Group Inc. (NGS) has a notice of proposed sale under Rule 144 for 10,000 shares of its common stock. The shares are to be sold through RBC Capital Markets LLC on the NYSE, with an aggregate market value of $331,600 based on the price at the time of the notice, and there were 12,568,917 shares outstanding. The seller acquired these 10,000 shares via an RSU vest on 01/06/2022. The notice also lists prior sales over the past three months, including 20,000 shares sold on 12/04/2025 for gross proceeds of $642,400, along with multiple smaller transactions in recent months.
Natural Gas Services Group, Inc. (NGS) director Jean K. Holley reported a purchase of company stock. On 12/08/2025, Holley acquired 2,190 shares of NGS common stock in an open-market transaction at a price of $32.04 per share, increasing her directly held position to 14,390 shares. The filing also notes that she holds 4,456 restricted stock units, each representing the right to receive one share of NGS common stock upon vesting without additional payment.
Naturals Gas Services Group director reports share purchase and RSUs
Director Jean K. Holley reported buying 935 shares of Natural Gas Services Group, Inc.12/08/2025$3212,200
The filing also shows 4,456 restricted stock units (RSUs)