Natural Gas Services Group Inc (NGS) Stock Analysis and Metrics

Natural Gas Services

NYSE: NGS

$36.42 ▼ -2.45 (-6.30%)

At close: Jul 24, 2026 · 3:59 PM UTC

Financial Ratios

Market Cap456.93 Mn

P/E20.92

P/S2.55

Div. Yield0.01

Total Debt (Qtr)226.00 Mn

Revenue Growth (1y) (Qtr)17.12

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About

Natural Gas Services Group, Inc. is a premier provider of natural gas and electric compression equipment, technology, and services to the energy industry. The company focuses on the rental, design, installation, service, and maintenance of natural gas engine and electric motor drive compressors for oil and gas production and processing facilities.

The company generates revenue primarily from the rental of its compressor fleet, which contributed to a 14 percent increase in rental revenues to approximately $164 million in 2025. Additional revenue streams include the sale of compressor components and replacement parts, and aftermarket services such as maintenance, overhauls, and installation support for customer owned equipment. Its customers are mainly exploration and production companies operating in unconventional and conventional oil and gas fields across the United States.

The company operates through the following segments: Rental, Sales, and Aftermarket Services.

• Rental: The company rents natural gas engine and electric motor drive compressors for oil and gas production, offering large, medium and small horsepower units with contract terms of 12 to 60 months that often extend month to month; it maintains and services all rented equipment, and as of December 31, 2025 operated a fleet of 1,914 compressors totaling 662,542 horsepower, with 1,245 units representing 562,676 horsepower actively rented, an electric powered portion of about three percent of the fleet, and utilization rates of 65.0 percent on a unit basis and 84.9 percent on a horsepower basis.

• Sales: The company designs and engineers compressor components sourced from OEM manufacturers and stocks replacement parts at its Tulsa, Oklahoma facility and field service locations to support customer needs.

• Aftermarket Services: The company provides maintenance and repair of customer owned compressors on an as needed or contractual basis, handles installation and start up of new units, and conducts engine and compressor overhauls according to condition or time based schedules or upon customer request.

Natural Gas Services Group, Inc. holds a competitive position in the fragmentation compression services market by emphasizing high mechanical availability, innovative emissions reducing technologies such as eComp and SMART, and strong long term relationships with exploration and production producers. While it faces competitors with greater financial resources, the company believes it differentiates itself through unit availability, customer service, flexibility, quality, reliability, and pricing.

The company serves approximately 60 customers, primarily exploration and production firms ranging from affiliates of major integrated oil companies to independent regional operators, with Occidental Permian, Ltd. and Devon Energy Corporation representing significant accounts that together contributed a majority of its revenue in recent years.

Investment Thesis

▲ Bull case

The company is undergoing a deliberate shift toward larger horsepower and electric motor drive compression units which historically deliver higher rental rates and lower operating costs per unit of capacity. This mix shift is already evident in the rising rental revenue per horsepower per month which increased 2% year over year and 2.5% sequentially to $27.51. Management noted that as the fleet skews toward larger horsepower the adjusted gross margin will gradually creep up indicating a structural margin expansion that is not yet fully reflected in current valuation multiples. The long term contracts attached to these new units provide visibility into cash flows and reduce the volatility associated with short term spot market exposure.
A significant but underappreciated source of liquidity emerged from the collection of a $12.3 million tax refund related to long standing claims which added roughly $1 per share of cash to the balance sheet. This inflow improves leverage metrics and provides flexibility to fund growth capex or opportunistic M&A without increasing debt. Simultaneously the classification of two noncore real estate assets as held for sale signals an active capital optimization program that could unlock additional proceeds over the coming quarters. The market tends to focus on operating earnings while overlooking these balance sheet strengthening actions that could support a higher valuation multiple.
The dividend increase from $0.11 to $0.15 per share represents a 36% rise and signals management confidence in sustainable cash generation despite the cyclical nature of the oilfield services sector. Importantly the increase was framed as a modest step toward a self sustaining capital allocation framework that does not materially limit funding for growth initiatives or M&A. This disciplined approach to returning capital while retaining financial flexibility suggests the company can compound shareholder returns over time without sacrificing reinvestment opportunities. Investors may be underestimating the durability of the cash flow stream that underpins this dividend policy.
Board governance changes including the proposed reincorporation from Colorado to Texas and the planned destaggering of the board aim to align corporate governance more closely with shareholder interests. The nomination of industry veteran John Jackson to replace retiring board member Steve Taylor brings fresh operational expertise and could improve oversight of capital allocation decisions. Enhanced governance often correlates with better capital efficiency and lower agency risks which are not yet priced into the stock. These structural improvements could facilitate more aggressive yet disciplined growth strategies in the future.
The company disclosed that a sizable portion of its recent fleet additions consisted of large horsepower units under long term contracts with a majority being electric motor drive equipment. This strategy reduces reliance on volatile spot market pricing and locks in revenue streams for three to five years thereby improving earnings predictability. Moreover the management highlighted that longer component lead times for certain engine suppliers are less impactful for NGS due to its diversified sourcing approach providing a competitive advantage that peers may not fully appreciate. This positioning could allow NGS to capture market share when competitors face supply constraints.

The company is undergoing a deliberate shift toward larger horsepower and electric motor drive compression units which historically deliver higher rental rates and lower operating costs per unit of capacity. This mix shift is already evident in the rising rental revenue per horsepower per month which increased 2% year over year and 2.5% sequentially to $27.51. Management noted that as the fleet skews toward larger horsepower the adjusted gross margin will gradually creep up indicating a structural margin expansion that is not yet fully reflected in current valuation multiples. The long term contracts attached to these new units provide visibility into cash flows and reduce the volatility associated with short term spot market exposure.
A significant but underappreciated source of liquidity emerged from the collection of a $12.3 million tax refund related to long standing claims which added roughly $1 per share of cash to the balance sheet. This inflow improves leverage metrics and provides flexibility to fund growth capex or opportunistic M&A without increasing debt. Simultaneously the classification of two noncore real estate assets as held for sale signals an active capital optimization program that could unlock additional proceeds over the coming quarters. The market tends to focus on operating earnings while overlooking these balance sheet strengthening actions that could support a higher valuation multiple.
The dividend increase from $0.11 to $0.15 per share represents a 36% rise and signals management confidence in sustainable cash generation despite the cyclical nature of the oilfield services sector. Importantly the increase was framed as a modest step toward a self sustaining capital allocation framework that does not materially limit funding for growth initiatives or M&A. This disciplined approach to returning capital while retaining financial flexibility suggests the company can compound shareholder returns over time without sacrificing reinvestment opportunities. Investors may be underestimating the durability of the cash flow stream that underpins this dividend policy.
Board governance changes including the proposed reincorporation from Colorado to Texas and the planned destaggering of the board aim to align corporate governance more closely with shareholder interests. The nomination of industry veteran John Jackson to replace retiring board member Steve Taylor brings fresh operational expertise and could improve oversight of capital allocation decisions. Enhanced governance often correlates with better capital efficiency and lower agency risks which are not yet priced into the stock. These structural improvements could facilitate more aggressive yet disciplined growth strategies in the future.
The company disclosed that a sizable portion of its recent fleet additions consisted of large horsepower units under long term contracts with a majority being electric motor drive equipment. This strategy reduces reliance on volatile spot market pricing and locks in revenue streams for three to five years thereby improving earnings predictability. Moreover the management highlighted that longer component lead times for certain engine suppliers are less impactful for NGS due to its diversified sourcing approach providing a competitive advantage that peers may not fully appreciate. This positioning could allow NGS to capture market share when competitors face supply constraints.

▼ Bear case

Management explicitly cautioned that the first quarter adjusted gross margin of 63.7% was an exceptionally strong operational quarter and not a new run rate for the balance of the year citing very few setbacks and seasonal strength. This indicates that the current margin level may be difficult to sustain especially as inflationary pressures begin to surface in the second quarter. Investors who assume the margin improvement is structural could be setting themselves up for disappointment if cost pressures outweigh pricing power.
Accounts receivable increased during the quarter and days sales outstanding was above the expected level which management attributed to a few discrete collection and process related items. Although they noted improvement in April the underlying trend suggests potential weakness in customer payment behavior or inefficiencies in billing processes. Persistent DSO elevation could tie up working capital and reduce the cash conversion cycle thereby limiting the amount of free cash flow available for dividends or reinvestment.
Inflationary pressures were highlighted across the supply chain with specific mention of lube oil and labor costs expected to rise especially heading into the second quarter. The tight labor market in the oilfield services industry creates wage pressure that could compress margins if the company is unable to pass through higher costs to customers promptly. The lag between cost incurrence and price recovery remains a key risk that could erode the profitability gains seen in the first quarter.
While NGS enjoys a lead time advantage over competitors that rely on certain engine suppliers the benefit may be temporary as those competitors diversify their supply chains or as alternative suppliers ramp up capacity. The company’s advantage depends on the continued scarcity of specific components which could ease over time reducing the pricing power NGS currently enjoys. If the lead time gap narrows the competitive positioning could weaken and growth opportunities may become less pronounced.
Capital expenditure guidance for growth was kept unchanged at $55 million to $70 million despite a very strong first quarter performance that suggested strong demand for additional compression capacity. This static outlook may indicate that management expects demand to moderate or that they are deliberately pacing investments to avoid overcapacity. If the market remains robust the current capex plan could limit the company’s ability to fully capture incremental demand resulting in foregone revenue and market share.

Management explicitly cautioned that the first quarter adjusted gross margin of 63.7% was an exceptionally strong operational quarter and not a new run rate for the balance of the year citing very few setbacks and seasonal strength. This indicates that the current margin level may be difficult to sustain especially as inflationary pressures begin to surface in the second quarter. Investors who assume the margin improvement is structural could be setting themselves up for disappointment if cost pressures outweigh pricing power.
Accounts receivable increased during the quarter and days sales outstanding was above the expected level which management attributed to a few discrete collection and process related items. Although they noted improvement in April the underlying trend suggests potential weakness in customer payment behavior or inefficiencies in billing processes. Persistent DSO elevation could tie up working capital and reduce the cash conversion cycle thereby limiting the amount of free cash flow available for dividends or reinvestment.
Inflationary pressures were highlighted across the supply chain with specific mention of lube oil and labor costs expected to rise especially heading into the second quarter. The tight labor market in the oilfield services industry creates wage pressure that could compress margins if the company is unable to pass through higher costs to customers promptly. The lag between cost incurrence and price recovery remains a key risk that could erode the profitability gains seen in the first quarter.
While NGS enjoys a lead time advantage over competitors that rely on certain engine suppliers the benefit may be temporary as those competitors diversify their supply chains or as alternative suppliers ramp up capacity. The company’s advantage depends on the continued scarcity of specific components which could ease over time reducing the pricing power NGS currently enjoys. If the lead time gap narrows the competitive positioning could weaken and growth opportunities may become less pronounced.
Capital expenditure guidance for growth was kept unchanged at $55 million to $70 million despite a very strong first quarter performance that suggested strong demand for additional compression capacity. This static outlook may indicate that management expects demand to moderate or that they are deliberately pacing investments to avoid overcapacity. If the market remains robust the current capex plan could limit the company’s ability to fully capture incremental demand resulting in foregone revenue and market share.

Peer Comparison

Companies in the Oil & Gas Equipment & Services

S.No.	Ticker	Company	Market Cap	P/E	P/S	Total Debt (Qtr)
1	SLB	Slb Limited/Nv	78.08 Bn	23.03	4.03	9.67 Bn
2	TS	Tenaris Sa	58.18 Bn	3.23	6.41	0.33 Bn
3	FTI	TechnipFMC plc	30.64 Bn	28.27	3.01	0.46 Bn
4	HAL	Halliburton Co	27.87 Bn	17.22	1.26	7.16 Bn
5	NOV	NOV Inc.	7.48 Bn	22.74	0.86	1.72 Bn
6	WFRD	Weatherford International plc	6.35 Bn	16.83	1.33	1.48 Bn
7	AROC	Archrock, Inc.	6.34 Bn	14.95	4.18	2.38 Bn
8	OII	Oceaneering International Inc	5.28 Bn	15.55	1.88	0.49 Bn

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Investment Thesis

Product and Service Breakdown of Revenue (2023)

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Investment Thesis

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