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, Q4 2025
Institutional positions in Natural Gas Services Group Inc as of Dec 31, 2025. 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
- 132
- +20 vs. Q3 2025
- Shares held
- 9.82M
- +506.8K (+5.4%) vs. Q3 2025
- Total value
- $330.5M
- +$69.8M (+26.8%) vs. Q3 2025
- New holders
- 29
- 49 more added
- Sold out
- 9
- 33 more reduced
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding Natural Gas Services Group Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 855,645 | $28.8M | 0.01% | −1,752−0.2% | Reduced |
| BlackRock, Inc. | 791,307 | $26.6M | 0.00% | +29,679+3.9% | Added |
| AWM Investment Company, Inc. | 676,652 | $22.8M | 2.20% | 00.0% | Unchanged |
| Aegis Financial Corp | 671,112 | $22.6M | 5.39% | 00.0% | Unchanged |
| Vanguard Group Inc | 640,540 | $21.6M | 0.00% | +28,887+4.7% | Added |
| Ameriprise Financial Inc | 513,625 | $17.3M | 0.00% | +4,281+0.8% | Added |
| Weber Capital Management LLC | 498,581 | $16.8M | 15.84% | +498,581 | New |
| Royce & Associates LP | 354,816 | $11.9M | 0.12% | −6,755−1.9% | Reduced |
| Pacific Ridge Capital Partners, LLC | 345,662 | $11.6M | 2.55% | −45,625−11.7% | Reduced |
| Cannell Capital LLC | 326,252 | $11.0M | 7.01% | −32,769−9.1% | Reduced |
| First Eagle Investment Management, LLC | 295,239 | $9.93M | 0.02% | −4,500−1.5% | Reduced |
| American Century Companies Inc | 277,637 | $9.34M | 0.00% | +50,979+22.5% | Added |
| Renaissance Technologies LLC | 256,442 | $8.63M | 0.01% | −44,500−14.8% | Reduced |
| Geode Capital Management, LLC | 247,201 | $8.32M | 0.00% | +8,304+3.5% | Added |
| Bridgeway Capital Management, LLC | 213,503 | $7.18M | 0.15% | −20,000−8.6% | Reduced |
| State Street Corp | 198,877 | $6.69M | 0.00% | +2,734+1.4% | Added |
| Morgan Stanley | 174,755 | $5.88M | 0.00% | +32,107+22.5% | Added |
| Russell Investments Group, Ltd. | 166,177 | $5.59M | 0.01% | +28,940+21.1% | Added |
| RBF Capital, LLC | 140,000 | $4.71M | 0.22% | 00.0% | Unchanged |
| Mill Road Capital Management LLC | 109,000 | $3.67M | 2.18% | −295,745−73.1% | Reduced |
| LPL Financial LLC | 106,720 | $3.59M | 0.00% | +106,720 | New |
| Invesco Ltd. | 105,842 | $3.56M | 0.00% | +85,682+425.0% | Added |
| Qube Research & Technologies Ltd | 104,901 | $3.53M | 0.01% | +10,662+11.3% | Added |
| Millennium Management LLC | 99,106 | $3.33M | 0.00% | −69,917−41.4% | Reduced |
| Empowered Funds, LLC | 96,149 | $3.24M | 0.05% | 00.0% | Unchanged |
| Raymond James Financial Inc | 93,312 | $3.14M | 0.00% | +918+1.0% | Added |
| Bank of New York Mellon Corp | 92,233 | $3.10M | 0.00% | +60,730+192.8% | Added |
| Citadel Advisors LLC | 84,643 | $2.85M | 0.00% | +76,309+915.6% | Added |
| Northern Trust Corp | 80,238 | $2.70M | 0.00% | −8,086−9.2% | Reduced |
| Crown Advisors Management, Inc. | 80,000 | $2.69M | 1.77% | +10,000+14.3% | Added |
| Two Sigma Investments, LP | 60,764 | $2.04M | 0.00% | +19,325+46.6% | Added |
| White Pine Capital LLC | 51,655 | $1.74M | 0.48% | −1,047−2.0% | Reduced |
| Rice Hall James & Associates, LLC | 44,203 | $1.49M | 0.08% | −116−0.3% | Reduced |
| Goldman Sachs Group Inc | 43,722 | $1.47M | 0.00% | +2,032+4.9% | Added |
| Phocas Financial Corp. | 43,688 | $1.47M | 0.19% | +43,688 | New |
| Bank of America Corp | 38,335 | $1.29M | 0.00% | +13,488+54.3% | Added |
| Prudential Financial Inc | 35,736 | $1.20M | 0.00% | +35,736 | New |
| First Trust Advisors LP | 34,828 | $1.17M | 0.00% | +1,103+3.3% | Added |
| EAM Investors, LLC | 34,637 | $1.17M | 0.13% | +34,637 | New |
| Two Sigma Advisers, LP | 32,030 | $1.08M | 0.00% | +1,900+6.3% | Added |
| TrueWealth Advisors, LLC | 30,869 | $1.04M | 0.27% | +225+0.7% | Added |
| Charles Schwab Investment Management Inc | 29,872 | $1.01M | 0.00% | −130.0% | Reduced |
| JPMorgan Chase & Co | 28,635 | $963.6K | 0.00% | −2,562−8.2% | Reduced |
| BNP Paribas Arbitrage, SA | 28,352 | $954.0K | 0.00% | +11,552+68.8% | Added |
| Arrowstreet Capital, Limited Partnership | 27,633 | $929.9K | 0.00% | −3,482−11.2% | Reduced |
| SEI Investments Co | 24,485 | $823.9K | 0.00% | +24,485 | New |
| Acadian Asset Management LLC | 24,393 | $819.0K | 0.00% | +917+3.9% | Added |
| Stifel Financial Corp | 23,096 | $777.2K | 0.00% | +8,920+62.9% | Added |
| UBS Group AG | 21,734 | $731.3K | 0.00% | −51,569−70.4% | Reduced |
| Barclays PLC | 21,384 | $719.6K | 0.00% | +6,640+45.0% | Added |
| Calamos Advisors LLC | 20,754 | $698.4K | 0.00% | +20,754 | New |
| Trexquant Investment LP | 19,299 | $649.4K | 0.01% | +19,299 | New |
| Squarepoint Ops LLC | 17,919 | $603.0K | 0.00% | −12,785−41.6% | Reduced |
| Perritt Capital Management Inc | 17,000 | $572.0K | 0.96% | +2,000+13.3% | Added |
| Sentinus, LLC | 17,000 | $572.0K | 0.05% | +17,000 | New |
| Creative Planning | 16,676 | $561.1K | 0.00% | +2,414+16.9% | Added |
| Brasada Capital Management, LP | 15,000 | $515.9K | 0.09% | +15,000 | New |
| Nuveen, LLC | 15,054 | $506.6K | 0.00% | 00.0% | Unchanged |
| Arthur M. Cohen & Associates, LLC | 14,390 | $484.2K | 0.08% | +6,590+84.5% | Added |
| D. E. Shaw & Co., Inc. | 14,156 | $476.3K | 0.00% | +14,156 | New |
| PDT Partners, LLC | 13,994 | $470.9K | 0.03% | −1,458−9.4% | Reduced |
| Boston Partners | 12,735 | $428.5K | 0.00% | −3,370−20.9% | Reduced |
| Rhumbline Advisers | 12,641 | $425.4K | 0.00% | −2,518−16.6% | Reduced |
| Simplex Trading, LLC | 12,432 | $418.3K | 0.01% | +12,432 | New |
| Wells Fargo & Company | 11,320 | $380.9K | 0.00% | +3,938+53.3% | Added |
| State of Wisconsin Investment Board | 11,116 | $374.1K | 0.00% | +11,116 | New |
| Quest Partners LLC | 10,405 | $350.1K | 0.02% | −4,486−30.1% | Reduced |
| R Squared Ltd | 10,099 | $339.8K | 0.16% | +1,400+16.1% | Added |
| Kestra Advisory Services, LLC | 10,000 | $336.5K | 0.00% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 9,659 | $325.0K | 0.00% | +9,659 | New |
| Brandywine Global Investment Management, LLC | 9,385 | $315.8K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 9,024 | $310.3K | 0.00% | +967+12.0% | Added |
| New York State Common Retirement Fund | 9,078 | $305.5K | 0.00% | +5,978+192.8% | Added |
| Deutsche Bank AG | 8,165 | $274.8K | 0.00% | +836+11.4% | Added |
| Occudo Quantitative Strategies LP | 7,898 | $265.8K | 0.02% | +7,898 | New |
| STRS Ohio | 7,800 | $262.5K | 0.00% | −1,700−17.9% | Reduced |
| HSBC Holdings PLC | 7,240 | $244.0K | 0.00% | +7,240 | New |
| AQR Capital Management LLC | 7,092 | $238.6K | 0.00% | +7,092 | New |
| Lazard Asset Management LLC | 7,091 | $238.6K | 0.00% | −4,038−36.3% | Reduced |
| Fca Corp | 7,000 | $235.6K | 0.07% | +7,000 | New |
| Advisor Group Holdings, Inc. | 6,818 | $229.4K | 0.00% | +642+10.4% | Added |
| Price T Rowe Associates Inc | 6,472 | $218.0K | 0.00% | +6,472 | New |
| State of Wyoming | 6,227 | $209.5K | 0.02% | −3,086−33.1% | Reduced |
| Intech Investment Management LLC | 6,208 | $208.9K | 0.00% | +6,208 | New |
| Mangrove Partners | 6,199 | $208.6K | 0.02% | +6,199 | New |
| MetLife Investment Management | 6,124 | $206.1K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 5,845 | $196.7K | 0.00% | +126+2.2% | Added |
| Steward Partners Investment Advisory, LLC | 4,965 | $167.1K | 0.00% | +4,042+437.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 4,745 | $159.7K | 0.00% | −59−1.2% | Reduced |
| Royal Bank of Canada | 4,602 | $154.0K | 0.00% | +771+20.1% | Added |
| Kemnay Advisory Services Inc. | 3,374 | $113.5K | 0.02% | +3,374 | New |
| Canada Pension Plan Investment Board | 3,300 | $111.0K | 0.00% | +3,300 | New |
| SG Americas Securities, LLC | 3,152 | $106.0K | 0.00% | +3,152 | New |
| Police & Firemen's Retirement System of New Jersey | 2,863 | $96.3K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,612 | $87.9K | 0.00% | +1,437+122.3% | Added |
| LOM Asset Management Ltd | 1,537 | $51.7K | 0.01% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,051 | $35.4K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 976 | $32.8K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 909 | $30.0K | 0.00% | +909 | New |
| Zions Bancorporation, National Association | 790 | $26.6K | 0.00% | +790 | New |