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, Q1 2025
Institutional positions in Natural Gas Services Group Inc as of Mar 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
- 108
- +12 vs. Q4 2024
- Shares held
- 8.93M
- −88.7K (−1.0%) vs. Q4 2024
- Total value
- $196.2M
- −$45.5M (−18.8%) vs. Q4 2024
- New holders
- 25
- 30 more added
- Sold out
- 13
- 33 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Natural Gas Services Group Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mill Road Capital Management LLC | 404,745 | $8.89M | 5.04% | −388,054−48.9% | Reduced |
| Pacific Ridge Capital Partners, LLC | 406,154 | $8.92M | 2.35% | −20,490−4.8% | Reduced |
| Ameriprise Financial Inc | 507,290 | $11.1M | 0.00% | +14,696+3.0% | Added |
| Vanguard Group Inc | 605,634 | $13.3M | 0.00% | −2,410−0.4% | Reduced |
| Aegis Financial Corp | 671,326 | $14.7M | 12.58% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 676,652 | $14.9M | 2.05% | −22,000−3.1% | Reduced |
| BlackRock, Inc. | 856,576 | $18.8M | 0.00% | −3,298−0.4% | Reduced |
| Dimensional Fund Advisors LP | 877,791 | $19.3M | 0.00% | −24,376−2.7% | Reduced |
| CWM Advisors, LLC | 0 | $0 | 0.00% | −33,195−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −30,391−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −18,574−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −18,508−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −12,791−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −8,100−100.0% | Sold out |
| Proficio Capital Partners LLC | 0 | $0 | 0.00% | −7,982−100.0% | Sold out |
| Net Worth Advisory Group | 0 | $0 | 0.00% | −7,945−100.0% | Sold out |
| Fca Corp | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −4,790−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −720−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −232−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −93−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |