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, Q2 2026
Institutional positions in Natural Gas Services Group Inc as of Jun 30, 2026. 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
- 161
- +13 vs. Q1 2026
- Shares held
- 11.0M
- +424.5K (+4.0%) vs. Q1 2026
- Total value
- $475.2M
- +$76.5M (+19.2%) vs. Q1 2026
- New holders
- 26
- 69 more added
- Sold out
- 13
- 42 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Natural Gas Services Group Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nomura Asset Management International Inc. | 24,700 | $1.07M | 0.00% | +24,700 | New |
| TrueWealth Advisors, LLC | 27,120 | $1.17M | 0.26% | −3,430−11.2% | Reduced |
| Illumine Investment Management, LLC | 0 | $1.26M | 0.82% | −27,985−100.0% | Reduced |
| Calamos Advisors LLC | 30,246 | $1.30M | 0.00% | +4,200+16.1% | Added |
| UBS Group AG | 31,141 | $1.34M | 0.00% | −23,620−43.1% | Reduced |
| EAM Investors, LLC | 33,651 | $1.45M | 0.13% | −1,605−4.6% | Reduced |
| New York State Common Retirement Fund | 34,005 | $1.47M | 0.00% | +2,400+7.6% | Added |
| Charles Schwab Investment Management Inc | 34,417 | $1.48M | 0.00% | +5,446+18.8% | Added |
| First Trust Advisors LP | 36,690 | $1.58M | 0.00% | +1,655+4.7% | Added |
| Gsa Capital Partners LLP | 36,970 | $1.59M | 0.10% | +21,727+142.5% | Added |
| LSV Asset Management | 37,000 | $1.60M | 0.00% | +37,000 | New |
| XTX Topco Ltd | 39,550 | $1.71M | 0.02% | +39,550 | New |
| Numerai GP LLC | 40,236 | $1.74M | 0.14% | +29,682+281.2% | Added |
| D. E. Shaw & Co., Inc. | 40,422 | $1.74M | 0.00% | +803+2.0% | Added |
| JPMorgan Chase & Co | 42,744 | $1.83M | 0.00% | −12,175−22.2% | Reduced |
| Rice Hall James & Associates, LLC | 43,343 | $1.87M | 0.09% | −225−0.5% | Reduced |
| Acadian Asset Management LLC | 44,344 | $1.91M | 0.00% | +27,685+166.2% | Added |
| Steward Partners Investment Advisory, LLC | 44,841 | $1.93M | 0.01% | +14,898+49.8% | Added |
| Bank of America Corp | 46,336 | $2.00M | 0.00% | −49,545−51.7% | Reduced |
| White Pine Capital LLC | 48,615 | $2.10M | 0.50% | −2,815−5.5% | Reduced |
| Goldman Sachs Group Inc | 52,547 | $2.27M | 0.00% | −4,487−7.9% | Reduced |
| Invesco Ltd. | 55,943 | $2.41M | 0.00% | +4,177+8.1% | Added |
| Trexquant Investment LP | 56,780 | $2.45M | 0.02% | +16,915+42.4% | Added |
| Norges Bank | 61,000 | $2.63M | 0.00% | +61,000 | New |
| Marshall Wace, LLP | 69,089 | $2.98M | 0.00% | −45,193−39.5% | Reduced |
| Raymond James Financial Inc | 75,487 | $3.26M | 0.00% | −10,379−12.1% | Reduced |
| Uniplan Investment Counsel, Inc. | 77,249 | $3.33M | 0.31% | +33,611+77.0% | Added |
| Vanguard Fiduciary Trust Co | 79,132 | $3.41M | 0.00% | +4,181+5.6% | Added |
| Prudential Financial Inc | 79,890 | $3.45M | 0.00% | −30,140−27.4% | Reduced |
| Crown Advisors Management, Inc. | 80,000 | $3.45M | 1.90% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 80,456 | $3.47M | 0.01% | +12,038+17.6% | Added |
| Empowered Funds, LLC | 89,710 | $3.87M | 0.02% | −6,439−6.7% | Reduced |
| Bank of New York Mellon Corp | 97,801 | $4.22M | 0.00% | +2,382+2.5% | Added |
| Arrowstreet Capital, Limited Partnership | 100,072 | $4.32M | 0.00% | +2,206+2.3% | Added |
| BNP Paribas Arbitrage, SA | 106,639 | $4.60M | 0.00% | +24,982+30.6% | Added |
| Northern Trust Corp | 115,575 | $4.99M | 0.00% | +30,943+36.6% | Added |
| Vanguard Portfolio Management LLC | 116,937 | $5.04M | 0.00% | +38,021+48.2% | Added |
| Qube Research & Technologies Ltd | 122,284 | $5.28M | 0.01% | −60,360−33.0% | Reduced |
| Cannell Capital LLC | 122,387 | $5.28M | 3.69% | −69,294−36.2% | Reduced |
| RBF Capital, LLC | 140,000 | $6.04M | 0.25% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 147,583 | $6.37M | 0.01% | −31,938−17.8% | Reduced |
| Phocas Financial Corp. | 154,426 | $6.66M | 0.92% | −8,039−4.9% | Reduced |
| Millennium Management LLC | 178,871 | $7.72M | 0.01% | −33,671−15.8% | Reduced |
| Citadel Advisors LLC | 184,747 | $7.97M | 0.00% | −7,292−3.8% | Reduced |
| AWM Investment Company, Inc. | 189,732 | $8.19M | 0.71% | −25,044−11.7% | Reduced |
| Bridgeway Capital Management, LLC | 199,064 | $8.59M | 0.15% | −14,439−6.8% | Reduced |
| Renaissance Technologies LLC | 214,142 | $9.24M | 0.01% | −23,900−10.0% | Reduced |
| Pacific Ridge Capital Partners, LLC | 303,023 | $13.1M | 2.37% | −2,351−0.8% | Reduced |
| State Street Corp | 303,156 | $13.1M | 0.00% | +104,169+52.3% | Added |
| Geode Capital Management, LLC | 320,351 | $13.8M | 0.00% | +34,538+12.1% | Added |
| Morgan Stanley | 322,382 | $13.9M | 0.00% | +59,176+22.5% | Added |
| First Eagle Investment Management, LLC | 347,685 | $15.0M | 0.02% | +60,497+21.1% | Added |
| Royce & Associates LP | 363,319 | $15.7M | 0.13% | +10,003+2.8% | Added |
| Ameriprise Financial Inc | 380,171 | $16.4M | 0.00% | +42,600+12.6% | Added |
| American Century Companies Inc | 408,165 | $17.6M | 0.01% | +69,143+20.4% | Added |
| Two Sigma Investments, LP | 410,330 | $17.7M | 0.01% | +45,121+12.4% | Added |
| Weber Capital Management LLC | 479,712 | $20.7M | 17.61% | −2,052−0.4% | Reduced |
| Vanguard Capital Management LLC | 513,031 | $22.1M | 0.00% | +2,036+0.4% | Added |
| Aegis Financial Corp | 584,872 | $25.2M | 3.98% | −2,140−0.4% | Reduced |
| Dimensional Fund Advisors LP | 850,080 | $36.7M | 0.01% | +6,283+0.7% | Added |
| BlackRock, Inc. | 961,577 | $41.5M | 0.00% | +171,797+21.8% | Added |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −79,385−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −33,348−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −21,662−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −12,880−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −10,253−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −10,058−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −8,980−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −5,577−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −201−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| SOA Wealth Advisors, LLC. | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |