NGS vs WTTR

For growth investors, Natural Gas Services Group, Inc.

(NGS) is the stronger pick with 9. 9% revenue growth year-over-year, versus -3. 1% for Select Water Solutions, Inc. (WTTR). Natural Gas Services Group, Inc. (NGS) offers the better valuation at 25. 2x trailing P/E (19. 8x forward), making it the more compelling value choice. Analysts rate Natural Gas Services Group, Inc. (NGS) a "Buy" — based on 16 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Natural Gas Services Group, Inc.

(NGS) is the cheapest at 25. 2x versus Select Water Solutions, Inc. at 84. 1x. On forward P/E, Natural Gas Services Group, Inc. is actually cheaper at 19. 8x.

Over the past 5 years, Natural Gas Services Group, Inc.

(NGS) delivered a total return of +324. 0%, compared to +158. 4% for Select Water Solutions, Inc. (WTTR). Over 10 years, the gap is even starker: NGS returned +81. 5% versus WTTR's +26. 6%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Natural Gas Services Group, Inc.

(NGS) is the lower-risk stock at 0. 91β versus Select Water Solutions, Inc. 's 1. 09β — meaning WTTR is approximately 19% more volatile than NGS relative to the S&P 500. On balance sheet safety, Select Water Solutions, Inc. (WTTR) carries a lower debt/equity ratio of 40% versus 84% for Natural Gas Services Group, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Natural Gas Services Group, Inc.

(NGS) is pulling ahead at 9. 9% versus -3. 1% for Select Water Solutions, Inc. (WTTR). On earnings-per-share growth, the picture is similar: Natural Gas Services Group, Inc. grew EPS 14. 6% year-over-year, compared to -33. 3% for Select Water Solutions, Inc.. Over a 3-year CAGR, NGS leads at 26. 6% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Natural Gas Services Group, Inc.

(NGS) is the more profitable company, earning 11. 6% net margin versus 1. 5% for Select Water Solutions, Inc. — meaning it keeps 11. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: NGS leads at 21. 6% versus 2. 5% for WTTR. At the gross margin level — before operating expenses — NGS leads at 58. 3%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

On forward earnings alone, Natural Gas Services Group, Inc.

(NGS) trades at 19. 8x forward P/E versus 41. 7x for Select Water Solutions, Inc. — 21. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for NGS: 6. 1% to $42. 00.

All stocks in this comparison pay dividends.

Select Water Solutions, Inc. (WTTR) offers the highest yield at 1. 9%, versus 0. 5% for Natural Gas Services Group, Inc. (NGS).

For long-horizon retirement investors, Natural Gas Services Group, Inc.

(NGS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 91), 0. 5% yield). Both have compounded well over 10 years (NGS: +81. 5%, WTTR: +26. 6%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (NGS (Energy) and WTTR (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.