Natural Gas Services Group, Inc. (NGS) P/E Ratio History
UndervaluedTrading at 28.0x vs 5Y avg 108.7x · 65th percentile · Below historical baseline · Data 2002–2026
Loading P/E history...
P/E Ratio Analysis
As of June 28, 2026, Natural Gas Services Group, Inc. (NGS) trades at a price-to-earnings ratio of 28.0x, with a stock price of $43.99 and trailing twelve-month earnings per share of $1.71.
The current P/E is 74% below its 5-year average of 108.7x. Over the past five years, NGS's P/E has ranged from a low of 14.0x to a high of 609.5x, placing the current valuation at the 65th percentile of its historical range.
Compared to the Energy sector median P/E of 15.9x, NGS trades at a 76% premium to its sector peers. The sector includes 173 companies with P/E ratios ranging from 0.5x to 167.3x.
The PEG ratio of 0.45 (P/E divided by 15% EPS growth) suggests the stock may be undervalued relative to its earnings growth. Peter Lynch popularized the rule that a PEG below 1.0 indicates an attractive entry point.
Relative to the broader market, NGS trades roughly in line with the S&P 500 median P/E of 25.3x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our NGS DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
NGS Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
NGS P/E vs Peers
Production Equipment and Optimization peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $3B | 31.0 | -Best | +18% | |
| $7B | 22.8 | -Best | +75% | |
| $2B | 1897.4 | -Best | +101%Best | |
| $2B | 98.3 | -Best | -33% | |
| $29B | 22.8 | -Best | -47% | |
| $70B | 20.0Lowest | -Best | -24% | |
| $7B | 47.8 | -Best | -76% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
NGS Historical P/E Data (2002–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | - | $37.74 | $1.72 | 21.9x | -55% |
| FY2025 Q4 | Dec 31 2025 | $33.65 | $1.57 | 21.4x | -56% |
| FY2025 Q3 | - | $27.99 | $1.48 | 18.9x | -61% |
| FY2025 Q2 | Jun 30 2025 | $25.81 | $1.42 | 18.2x | -62% |
| FY2025 Q1 | Mar 31 2025 | $21.97 | $1.35 | 16.3x | -66% |
| FY2024 Q4 | - | $26.80 | $1.38 | 19.4x | -60% |
| FY2024 Q3 | Sep 30 2024 | $19.11 | $1.29 | 14.8x | -69% |
| FY2024 Q2 | Jun 30 2024 | $20.12 | $1.07 | 18.8x | -61% |
| FY2024 Q1 | Mar 31 2024 | $19.43 | $0.77 | 25.2x | -48% |
| FY2023 Q4 | Dec 31 2023 | $16.08 | $0.39 | 41.2x | -15% |
| FY2023 Q3 | Sep 30 2023 | $14.56 | $0.19 | 77.4x | +60% |
| FY2020 Q4 | - | $9.48 | $0.13 | 74.3x | +54% |
| FY2020 Q3 | Sep 30 2020 | $8.45 | $0.07 | 125.0x | +159% |
| FY2019 Q2 | Jun 30 2019 | $16.50 | $0.03 | 581.0x | +1103% |
| FY2019 Q1 | Mar 31 2019 | $17.31 | $0.03 | 609.5x | +1162% |
| FY2018 Q4 | Dec 31 2018 | $16.44 | $0.04 | 428.1x | +786% |
| FY2018 Q3 | Sep 30 2018 | $21.10 | $1.51 | 14.0x | -71% |
| FY2018 Q2 | Jun 30 2018 | $23.60 | $1.53 | 15.4x | -68% |
| FY2018 Q1 | Mar 31 2018 | $23.85 | $1.54 | 15.5x | -68% |
| FY2017 Q4 | Dec 31 2017 | $26.20 | $1.54 | 17.0x | -65% |
| FY2017 Q3 | Sep 30 2017 | $28.40 | $0.18 | 157.3x | +226% |
| FY2017 Q2 | Jun 30 2017 | $24.85 | $0.26 | 95.4x | +97% |
| FY2017 Q1 | Mar 31 2017 | $26.05 | $0.33 | 78.8x | +63% |
| FY2016 Q4 | Dec 31 2016 | $32.15 | $0.51 | 63.0x | +30% |
| FY2016 Q3 | Sep 30 2016 | $24.59 | $0.68 | 36.2x | -25% |
| FY2016 Q2 | - | $22.90 | $0.76 | 30.1x | -38% |
| FY2016 Q1 | - | $21.63 | $0.71 | 30.5x | -37% |
| FY2015 Q4 | - | $22.30 | $0.80 | 27.9x | -42% |
| FY2015 Q3 | Sep 30 2015 | $19.30 | $0.86 | 22.4x | -54% |
| FY2015 Q2 | - | $22.82 | $0.96 | 23.8x | -51% |
| FY2015 Q1 | - | $19.22 | $1.18 | 16.3x | -66% |
| FY2014 Q4 | Dec 31 2014 | $23.04 | $1.12 | 20.6x | -57% |
| FY2014 Q3 | - | $24.07 | $1.06 | 22.7x | -53% |
| FY2014 Q2 | Jun 30 2014 | $33.06 | $1.03 | 32.1x | -34% |
| FY2014 Q1 | Mar 31 2014 | $30.14 | $1.07 | 28.2x | -42% |
| FY2013 Q4 | - | $27.57 | $1.16 | 23.8x | -51% |
| FY2013 Q3 | Sep 30 2013 | $26.82 | $1.19 | 22.5x | -53% |
| FY2013 Q2 | Jun 30 2013 | $23.49 | $1.13 | 20.8x | -57% |
| FY2013 Q1 | Mar 31 2013 | $19.26 | $1.06 | 18.2x | -62% |
| FY2012 Q4 | Dec 31 2012 | $16.42 | $1.03 | 15.9x | -67% |
| FY2012 Q3 | Sep 30 2012 | $14.95 | $0.99 | 15.1x | -69% |
| FY2012 Q2 | Jun 30 2012 | $14.82 | $0.96 | 15.4x | -68% |
| FY2012 Q1 | Mar 31 2012 | $13.20 | $0.88 | 15.0x | -69% |
| FY2011 Q4 | Dec 31 2011 | $14.46 | $0.79 | 18.3x | -62% |
| FY2011 Q3 | Sep 30 2011 | $12.83 | $0.70 | 18.3x | -62% |
| FY2011 Q2 | - | $16.16 | $0.70 | 23.1x | -52% |
| FY2011 Q1 | - | $17.76 | $0.67 | 26.5x | -45% |
| FY2010 Q4 | Dec 31 2010 | $18.91 | $0.58 | 32.6x | -33% |
| FY2010 Q3 | - | $14.77 | $0.56 | 26.4x | -45% |
| FY2010 Q2 | Jun 30 2010 | $15.13 | $0.60 | 25.2x | -48% |
| FY2010 Q1 | Mar 31 2010 | $15.87 | $0.71 | 22.4x | -54% |
| FY2009 Q4 | - | $18.85 | $0.91 | 20.7x | -57% |
| FY2009 Q3 | Sep 30 2009 | $17.62 | $1.10 | 16.0x | -67% |
| FY2009 Q2 | - | $13.30 | $1.28 | 10.4x | -78% |
| FY2009 Q1 | - | $9.00 | $1.31 | 6.9x | -86% |
| FY2008 Q4 | Dec 31 2008 | $10.13 | $1.29 | 7.9x | -84% |
| FY2008 Q3 | Nov 03 2008 | $12.59 | $1.26 | 10.0x | -79% |
| FY2008 Q2 | Jun 30 2008 | $30.48 | $1.14 | 26.7x | -45% |
| FY2008 Q1 | Mar 31 2008 | $21.83 | $1.09 | 20.0x | -59% |
| FY2007 Q4 | Dec 31 2007 | $19.61 | $1.02 | 19.2x | -60% |
| FY2007 Q3 | Sep 30 2007 | $17.17 | $0.91 | 18.9x | -61% |
| FY2007 Q2 | Jun 30 2007 | $17.88 | $0.83 | 21.5x | -55% |
| FY2007 Q1 | Mar 31 2007 | $14.17 | $0.71 | 20.0x | -59% |
| FY2006 Q4 | Dec 31 2006 | $13.90 | $0.66 | 21.1x | -56% |
| FY2006 Q3 | Sep 30 2006 | $12.90 | $0.61 | 21.1x | -56% |
| FY2006 Q2 | Jun 30 2006 | $14.97 | $0.53 | 28.2x | -42% |
| FY2006 Q1 | Mar 31 2006 | $17.88 | $0.56 | 31.9x | -34% |
| FY2005 Q4 | Dec 31 2005 | $16.96 | $0.50 | 33.9x | -30% |
| FY2005 Q3 | Sep 30 2005 | $35.23 | $0.46 | 76.8x | +59% |
| FY2005 Q2 | - | $11.70 | $0.41 | 28.6x | -41% |
| FY2005 Q1 | - | $10.99 | $0.34 | 32.5x | -33% |
| FY2004 Q4 | Dec 31 2004 | $9.43 | $0.59 | 16.0x | -67% |
| FY2004 Q3 | - | $8.29 | $0.59 | 14.1x | -71% |
| FY2004 Q2 | Jun 30 2004 | $8.38 | $0.59 | 14.3x | -70% |
| FY2004 Q1 | Mar 31 2004 | $7.10 | $0.59 | 12.1x | -75% |
| FY2003 Q4 | Dec 31 2003 | $5.55 | $0.25 | 22.5x | -53% |
| FY2003 Q3 | - | $5.83 | $0.17 | 35.1x | -27% |
| FY2003 Q2 | Jun 30 2003 | $5.60 | $0.18 | 31.8x | -34% |
| FY2003 Q1 | Mar 31 2003 | $3.90 | $0.17 | 23.5x | -51% |
| FY2002 Q4 | - | $3.88 | $0.16 | 24.9x | -49% |
Average P/E for displayed period: 48.3x
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
24+ years return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
NGS — Frequently Asked Questions
Quick answers to the most common questions about buying NGS stock.
What is NGS's P/E ratio?
Natural Gas Services Group, Inc. (NGS) trailing twelve-month P/E ratio is 28.0x, based on TTM diluted EPS of $1.71. The 5-year average P/E is 108.7x and the historical range spans 14.0x to 609.5x.
Is NGS stock overvalued or undervalued?
NGS trades at 28.0x P/E, below its 5-year average of 108.7x. At the 65th percentile of its historical range (14.0x–609.5x), the stock is priced at a discount to its own history.
Is NGS stock expensive?
No, NGS is not expensive on a historical basis. The current P/E of 28.0x is below the 5-year average of 108.7x and sits at the 65th percentile of its valuation range.
What is NGS's historical P/E range?
Over the past 5 years, NGS's P/E ratio has ranged from 14.0x to 609.5x, with a median of 21.4x and an average of 108.7x. The current P/E of 28.0x places the stock at the 65th percentile of this range. Full historical data spans 2002–2026.
How does NGS's P/E compare to the S&P 500?
NGS trades at 28.0x P/E versus the S&P 500 median of 25.3x. The 11% premium to the market typically reflects higher expected earnings growth or quality.
How does NGS's valuation compare to Energy peers?
Natural Gas Services Group, Inc. P/E of 28.0x compares to the Energy sector median of 15.9x. The premium reflects expected growth above peers or stronger fundamentals. See the peer comparison table on this page for ticker-by-ticker P/E and PEG.
What is NGS's PEG ratio?
NGS PEG ratio is 0.45, based on a P/E of 28.0x and EPS growth of 14.6%. A PEG below 1.0 indicates the valuation is supported by the earnings growth rate — typically considered attractive.
What is NGS's earnings yield?
NGS earnings yield is 3.57%, the inverse of its 28.0x P/E ratio. Earnings yield represents the percentage of each dollar invested that the company earns. It can be compared directly to bond yields to assess relative attractiveness of stocks versus fixed income.