# Natural Gas Services Group, Inc. (NGS)

- Sector: Energy · Industry: Oil Gas Equipment and Services
- SEC CIK: 0001084991 ([filings on EDGAR](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001084991))
- Full page: https://inspectstocks.com/stocks/ngs
- Data as of: price 2026-09-28; newest filing used 2026-08-10; latest fiscal period ended 2026-06-30

## Grade

**B** on the growth-and-cash rubric, 4 of 5 checks passed.

| Check | Result | Now | Before |
| --- | --- | --- | --- |
| Revenue growing overall | passed | $189.4M | $98.1M |
| Revenue growing recently | passed | $189.4M | $172.3M |
| Free cash flow positive | failed | -$31.3M |  |
| Free cash flow growing overall | passed | -$31.3M | -$102.3M |
| Free cash flow growing recently | passed | -$31.3M | -$58.6M |

Business quality (the + / − mark): 4 of 6 checks passed.

| Check | Result | Now | Before |
| --- | --- | --- | --- |
| Profitable | passed | 10.8% |  |
| Healthy profit margin | passed | 10.8% |  |
| Strong operating margin | passed | 21.6% |  |
| Good return on equity | failed | 7.5% |  |
| Debt under control | passed | 0.01 |  |
| Turns sales into cash | failed | -16.5% |  |

How the grade works: the letter counts failed checks (none → A, one → B, two → C, three → D, four or more → F). It is built from SEC filings only — the share price never enters it — and describes the business, not whether the stock is worth buying.

## Key figures

In US dollars, as filed.

| Measure | Value |
| --- | --- |
| Revenue, trailing twelve months | $189.4M |
| Net income, trailing twelve months | $20.5M |
| Free cash flow, trailing twelve months | -$31.3M |
| Net margin | 10.8% |
| Operating margin | 21.6% |
| Return on equity | 7.5% |
| Debt to equity | 0.01 |
| Diluted EPS, trailing twelve months | $1.61 |
| Share price | $32.76 |
| Market value | $422.5M |
| Price / earnings | 20.3x |
| Price / sales | 2.2x |

## More on this company

- [Overview](https://inspectstocks.com/stocks/ngs)
- [Financial statements](https://inspectstocks.com/stocks/ngs/financials)
- [Competitors](https://inspectstocks.com/stocks/ngs/peers)
- [Earnings](https://inspectstocks.com/stocks/ngs/earnings)

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Source: InspectStocks, built from the company’s own SEC filings. This describes a business — it is not investment advice and not a recommendation to buy or sell anything.