Natural Gas Services Group Inc
NGS- Exchange
- NYSE
- Industry
- Oil & Gas Field Services, NEC
- SEC CIK
- 0001084991
No open-market purchases or sales by Natural Gas Services Group Inc insiders were filed in the last 90 days; 161 institutions reported holding it in 13F filings for Q2 2026, worth $475.2M in total; no superinvestor holds it.
13F holders, Q3 2023
Institutional positions in Natural Gas Services Group Inc as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 50
- +3 vs. Q2 2023
- Shares held
- 7.99M
- −11.8K (−0.1%) vs. Q2 2023
- Total value
- $116.3M
- +$37.1M (+46.9%) vs. Q2 2023
- New holders
- 7
- 17 more added
- Sold out
- 4
- 17 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NGS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 161 | $475.2M |
| Q1 2026 | 149 | $398.7M |
| Q4 2025 | 132 | $330.5M |
| Q3 2025 | 112 | $260.7M |
| Q2 2025 | 104 | $238.2M |
| Q1 2025 | 108 | $196.2M |
| Q4 2024 | 97 | $242.3M |
| Q3 2024 | 85 | $173.6M |
| Q2 2024 | 81 | $179.0M |
| Q1 2024 | 63 | $165.3M |
| Q4 2023 | 64 | $131.2M |
| Q3 2023 | 50 | $116.3M |
| Q2 2023 | 48 | $79.8M |
| Q1 2023 | 39 | $82.9M |
| Q4 2022 | 44 | $94.7M |
| Q3 2022 | 46 | $94.5M |
| Q2 2022 | 48 | $109.0M |
| Q1 2022 | 42 | $121.5M |
| Q4 2021 | 41 | $107.8M |
| Q3 2021 | 43 | $108.6M |
| Q2 2021 | 48 | $112.1M |
| Q1 2021 | 53 | $103.0M |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Natural Gas Services Group Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mill Road Capital Management LLC | 921,508 | $13.4M | 7.06% | +9,100+1.0% | Added |
| Dimensional Fund Advisors LP | 876,822 | $12.8M | 0.00% | −36,759−4.0% | Reduced |
| Aegis Financial Corp | 854,695 | $12.4M | 7.58% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 769,233 | $11.2M | 1.65% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 628,309 | $9.15M | 2.12% | +38,387+6.5% | Added |
| Ameriprise Financial Inc | 530,617 | $7.73M | 0.00% | −960−0.2% | Reduced |
| Vanguard Group Inc | 485,038 | $7.06M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 479,490 | $6.98M | 0.01% | −41,652−8.0% | Reduced |
| Royce & Associates LP | 431,579 | $6.28M | 0.06% | +5,600+1.3% | Added |
| BlackRock Inc. | 402,511 | $5.86M | 0.00% | +43,344+12.1% | Added |
| Bridgeway Capital Management, LLC | 239,904 | $3.49M | 0.08% | −5,744−2.3% | Reduced |
| Acuitas Investments, LLC | 200,200 | $2.91M | 1.71% | −136,529−40.5% | Reduced |
| Russell Investments Group, Ltd. | 158,827 | $2.31M | 0.00% | +7,139+4.7% | Added |
| RBF Capital, LLC | 140,000 | $2.04M | 0.13% | 00.0% | Unchanged |
| EAM Investors, LLC | 99,669 | $1.45M | 0.28% | +99,669 | New |
| Geode Capital Management, LLC | 88,160 | $1.28M | 0.00% | −1,525−1.7% | Reduced |
| Empowered Funds, LLC | 66,050 | $961.7K | 0.03% | +5,372+8.9% | Added |
| Boston Partners | 65,915 | $959.7K | 0.00% | +7,803+13.4% | Added |
| Victory Capital Management Inc | 51,815 | $754.4K | 0.00% | −8,890−14.6% | Reduced |
| White Pine Capital LLC | 47,630 | $693.5K | 0.28% | +9,722+25.6% | Added |
| Morgan Stanley | 44,344 | $645.6K | 0.00% | −1,399−3.1% | Reduced |
| Assenagon Asset Management S.A. | 36,682 | $534.1K | 0.00% | +36,682 | New |
| State Street Corp | 33,152 | $482.7K | 0.00% | −13,901−29.5% | Reduced |
| Advisor Group Holdings, Inc. | 30,092 | $438.1K | 0.00% | +8,632+40.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 29,691 | $432.3K | 0.00% | +11,874+66.6% | Added |
| Northern Trust Corp | 28,469 | $414.5K | 0.00% | −1,656−5.5% | Reduced |
| American Century Companies Inc | 28,197 | $410.5K | 0.00% | +2,786+11.0% | Added |
| Susquehanna International Group, LLP | 27,243 | $396.7K | 0.00% | +14,277+110.1% | Added |
| Petrus Trust Company, LTA | 24,989 | $363.8K | 0.04% | −16,632−40.0% | Reduced |
| Bank of New York Mellon Corp | 24,871 | $362.1K | 0.00% | +372+1.5% | Added |
| Acadian Asset Management LLC | 24,567 | $356.0K | 0.00% | +21,993+854.4% | Added |
| Citadel Advisors LLC | 21,838 | $318.0K | 0.00% | −31,626−59.2% | Reduced |
| Marshall Wace, LLP | 19,826 | $288.7K | 0.00% | −10,976−35.6% | Reduced |
| Corton Capital Inc. | 11,070 | $161.2K | 0.08% | +11,070 | New |
| Aristides Capital LLC | 10,895 | $158.6K | 0.11% | 00.0% | Unchanged |
| Proficio Capital Partners LLC | 10,000 | $145.6K | 0.02% | 00.0% | Unchanged |
| Bank of America Corp | 9,512 | $138.5K | 0.00% | +9,285+4,090.3% | Added |
| Citigroup Inc | 8,880 | $129.3K | 0.00% | +8,880 | New |
| Royal Bank of Canada | 8,600 | $125.0K | 0.00% | +5,100+145.7% | Added |
| FMR LLC | 4,749 | $69.1K | 0.00% | −3−0.1% | Reduced |
| JPMorgan Chase & Co | 3,817 | $55.6K | 0.00% | +214+5.9% | Added |
| Qube Research & Technologies Ltd | 3,236 | $47.1K | 0.00% | +3,236 | New |
| Barclays PLC | 2,664 | $38.8K | 0.00% | +2,664 | New |
| Simplex Trading, LLC | 558 | $8.00K | 0.00% | +558 | New |
| UBS Group AG | 500 | $7.28K | 0.00% | −39−7.2% | Reduced |
| Rhumbline Advisers | 462 | $6.73K | 0.00% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 200 | $2.91K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 71 | $1.03K | 0.00% | −8−10.1% | Reduced |
| Tower Research Capital LLC (TRC) | 50 | $728 | 0.00% | −1,513−96.8% | Reduced |
| SOA Wealth Advisors, LLC. | 26 | $379 | 0.00% | 00.0% | Unchanged |
| Towerview LLC | 0 | $0 | 0.00% | −22,537−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −20,640−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −12,288−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −10,288−100.0% | Sold out |
| EA Series Trust | – | – | – | – | Not filed |