Energy · Oil & Gas Field Services, NEC

NGS NATURAL GAS SERVICES GROUP INC SEC Filings & Insider Trading Activity 2026

company
CIK 1084991152 filings
Russell 2000

NGS at a glance

NATURAL GAS SERVICES GROUP INC (NGS, SEC CIK 1084991) filed its latest 10-K annual report on March 16, 2026, a 10-Q quarterly report on August 10, 2026, an 8-K current report on August 12, 2026 and Form 4 insider filings as recently as September 3, 2026. SignalX summarizes each filing with AI and tracks the company's insider trades and institutional holders.

  • For the fiscal year ended December 31, 2025 (FY2025), NATURAL GAS SERVICES GROUP INC (NGS) reported revenue of $172.3 million (up 9.9% from FY2024) and net income of $19.9 million. Diluted EPS was $1.57.
  • As of June 30, 2026, 29 institutional investment managers tracked by SignalX reported holding NATURAL GAS SERVICES GROUP INC (NGS) shares worth $221.1 million in 13F-HR filings.

Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).

Revenue · FY2025
$172.3M
+9.9% vs prior year
Insiders · 90 days
0 buys · 0 sells
No open-market trades
13F holders
29 funds
$221.1M · −1 vs prior quarter
Latest 8-K
Aug 12, 2026
Item 2.02

AI 10-Q Quarterly Report Analysis

Latest 10-Q, quarter ended Jun 30, 2026

Management Discussion & Analysis

  • Total revenue $51.4M, up 24.2% YoY from $41.4M
  • Rental revenue $49.4M, up 24.9%; rental adjusted gross margin 61.1% vs 60.8%
  • Sales strongest margin shift: adjusted gross margin 32.2% vs (21.5%); aftermarket margin fell to 28.2% from 31.6%
  • Net income $3.8M vs $5.2M; Adjusted EBITDA $25.1M vs $19.7M
  • Flatrock Acquisition cost $108.9M cash; credit facility increased to $500.0M, with additional transaction and integration costs expected

Risk Factors

  • New integration risk triggered by June 12, 2026 Flatrock Acquisition
  • Acquisition liability exposure across tax, litigation, regulatory compliance, and customer claims
  • Dilution risk from issuance of 241,803 common shares
  • Financial risk from potential Flatrock liabilities adversely affecting cash flows and financial condition

AI summary of the NGS 10-Q filed . Generated from the filing text; verify against the original.View on SEC EDGAR10-K vs 10-Q vs 8-K

AI 8-K Current Report Analysis

The most recent material events, by 8-K item

Filed Aug 12, 2026Full analysis →

Item 2.02: Results of Operations and Financial Condition

  • No fiscal 2026 financial results or operating metrics included; filing directs investors to the earnings-call replay
  • Management highlights anticipated Flatrock Acquisition benefits, including synergies and immediate meaningful accretion
Filed Aug 10, 2026Full analysis →

Item 2.02: Results of Operations and Financial Condition

  • Q2 2026 results covered the three months ended June 30, 2026
  • Earnings press release issued August 10, 2026 and furnished as Exhibit 99.1

Item 8.01: Other Events

  • Quarterly cash dividend of $0.15 per common share declared
  • September 2, 2026 payment date for shareholders of record August 19, 2026

Item EX-99.1: Item EX-99.1

  • Q2 rental revenue $49.4M, up 24.9% YoY; utilized horsepower reached a record 88.3%
  • Adjusted EBITDA $25.1M, up 27.4% YoY; operating momentum remained strong despite acquisition-related costs
Filed Aug 10, 2026Full analysis →

Item EX-99.1: Item EX-99.1

  • Audited 2025 statements show $38.8M revenue and $2.5M net income, establishing Flatrock’s financial contribution to NGS
  • Rental revenue dominated at $32.2M, indicating a recurring compressor-leasing business model

AI summaries of NGS 8-K current reports filed with the SEC. What 8-K item codes mean

SignalX for NGS

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  • Fund moves. Which tracked funds opened, added or cut NGS, by share count.
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Recent Insider Transactions (Form 4)

Latest reported trades by officers, directors and 10% owners

InsiderTypeDatePrice
TRINGALI DONALD JASep 2, 2026$35.22
JACKSON JOHN EARLAJun 10, 2026-
Jenvey NigelAJun 10, 2026-
Gallegos John A. Jr.AJun 10, 2026-
Hodges GeorganneAJun 10, 2026-
HOLLEY JEAN KAJun 10, 2026-
TRINGALI DONALD JAJun 10, 2026-
TRINGALI DONALD JAJun 8, 2026$42.42

Financial Summary
XBRL

Annual financial summary from SEC XBRL data
MetricFY2023FY2024FY2025
Profitability
Revenue-$156.7M$172.3M
Operating Income-$33.3M$37.3M
Net Income$4.7M$17.2M$19.9M
Op. Margin-21.3%21.6%
Net Margin-11.0%11.6%
Balance Sheet
Total Assets$478.7M$492.5M$586.8M
Equity-$255.1M$274.7M
ROE-6.8%7.3%
Per Share
EPS$0.38$1.37$1.57
Cash Flow
Operating CF-$66.5M$62.9M
CapEx$153.9M$71.9M$121.5M

Source: XBRL data in NATURAL GAS SERVICES GROUP INC (NGS)'s 10-K filings on SEC EDGAR, in USD. Compare across companies →

13F Fund Holdings: Quarterly Trend

Latest: Q2 2026

Aggregate NGS share value held by 13F filers tracked by SignalX, by quarter.

Quarterly totals table
NGS shares held by 13F filers tracked by SignalX, by quarter
QuarterFundsTotal value
Q2 202629$221.1M
Q1 202630$180.3M
Q4 202527$144.8M
Q3 202522$114.4M
Q2 202520$103.9M
Q1 202519$72.0M
Q4 202415$77.1M
Q3 202412$46.0M
Position changes: Q1 2026 → Q2 2026
Top Buyers
Top Sellers
New Positions
None this quarter.
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 174 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work

NGS filing archive

AI analysis pages for each 10-K, 10-Q and 8-K

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling dateAnalysisSEC
4Sep 3, 2026--
8-KAug 12, 2026Analysis-
8-KAug 10, 2026Analysis-
10-QAug 10, 2026Analysis
8-KAug 10, 2026Analysis-
8-KJul 24, 2026Analysis-
8-KJul 10, 2026Analysis-
8-KJul 8, 2026Analysis-
8-KJun 17, 2026Analysis-
8-KJun 15, 2026Analysis-
4Jun 11, 2026--
4Jun 11, 2026--
4Jun 11, 2026--
4Jun 11, 2026--
8-KJun 11, 2026Analysis-
4Jun 11, 2026--
4Jun 11, 2026--
4Jun 9, 2026-
4Jun 9, 2026-
4Jun 8, 2026-
4Jun 8, 2026-
4Jun 8, 2026-
4Jun 8, 2026-
4Jun 8, 2026-
4Jun 8, 2026-

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NGS SEC filings: frequently asked questions

Which institutions hold NGS stock?

As of June 30, 2026, the largest NATURAL GAS SERVICES GROUP INC (NGS) holders among the 13F filers tracked by SignalX were BlackRock ($41.5 million), Dimensional Fund Advisors ($36.7 million), Vanguard Capital Management LLC ($22.1 million), Two Sigma Investments ($17.7 million), Ameriprise Financial ($16.4 million). 13F-HR reports are filed up to 45 days after each quarter ends.

What was NGS's revenue in fiscal year 2025?

For the fiscal year ended December 31, 2025 (FY2025), NATURAL GAS SERVICES GROUP INC (NGS) reported revenue of $172.3 million (up 9.9% from FY2024) and net income of $19.9 million. Diluted EPS was $1.57. The figures come from the XBRL data in the 10-K.

What did NGS report in its latest 8-K?

NATURAL GAS SERVICES GROUP INC (NGS) filed an 8-K on August 12, 2026 reporting Item 2.02 (Results of Operations and Financial Condition). No fiscal 2026 financial results or operating metrics included; filing directs investors to the earnings-call replay.

What are the latest NGS SEC filings?

NATURAL GAS SERVICES GROUP INC (NGS) filed its latest 10-K annual report on March 16, 2026, a 10-Q quarterly report on August 10, 2026, an 8-K current report on August 12, 2026 and a Form 4 insider filing on September 3, 2026.

What is NGS's SEC CIK number?

NATURAL GAS SERVICES GROUP INC (NGS)'s SEC Central Index Key (CIK) is 1084991. EDGAR lists every NGS filing under that number.

Ask anything about NGS

The research agent reads NGS's filings, financials, insider trades and 13F holders, then answers with sources.