Tearsheet

Fuel Tech (FTEK)


Market Price (6/23/2026): $2.15 | Market Cap: $66.8 MilSector: Industrials | Industry: Environmental & Facilities Services

Fuel Tech (FTEK)


Market Price (6/23/2026): $2.15
Market Cap: $66.8 Mil
Sector: Industrials
Industry: Environmental & Facilities Services

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

0

Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -34%

Megatrend and thematic drivers
Megatrends include Energy Transition & Decarbonization, and Sustainable Infrastructure. Themes include Industrial Emissions Control, Combustion Optimization, Show more.

Weak multi-year price returns
3Y Excs Rtn is -27%

Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -4.3 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -16%

Expensive valuation multiples
P/CFOPrice/(Cash Flow from Operations). CFO is cash before capital expenditures. is 94x

Weak revenue growth
Rev Chg 3Y AvgRevenue Change % averaged over trailing 3 years is -2.4%, Rev Chg QQuarterly Revenue Change % is -4.7%

Not cash flow generative
FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -1.0%

Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -9.0%

Key risks
FTEK key risks include [1] a history of declining revenues and negative operating profits stemming from a volatile business model, Show more.

0 Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -34%
1 Megatrend and thematic drivers
Megatrends include Energy Transition & Decarbonization, and Sustainable Infrastructure. Themes include Industrial Emissions Control, Combustion Optimization, Show more.
2 Weak multi-year price returns
3Y Excs Rtn is -27%
3 Not profitable at operating income level
Op Inc LTMOperating Income, Last Twelve Months is -4.3 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -16%
4 Expensive valuation multiples
P/CFOPrice/(Cash Flow from Operations). CFO is cash before capital expenditures. is 94x
5 Weak revenue growth
Rev Chg 3Y AvgRevenue Change % averaged over trailing 3 years is -2.4%, Rev Chg QQuarterly Revenue Change % is -4.7%
6 Not cash flow generative
FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -1.0%
7 Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -9.0%
8 Key risks
FTEK key risks include [1] a history of declining revenues and negative operating profits stemming from a volatile business model, Show more.

FTEK in ETFs

Weight = FTEK's share of each fund

VTI0.00%
ONEQ0.00%

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 6/22/2026

Fuel Tech (FTEK) stock has gained about 40% since 2/28/2026 because of the following key factors:

1. Fuel Tech secured significant Air Pollution Control (APC) contracts valued at approximately $10 million in late April, notably including a Selective Catalytic Reduction (SCR) integration project for two new natural gas-fired turbines at a major Midwest municipal utility. This substantial influx of new business, which includes projects expected to commence engineering immediately and contribute to revenue through late 2027 and Q3 2026, propelled the pro forma APC backlog to approximately $17 million, marking its highest level since 2018.

2. The company presented an optimistic outlook for future growth, highlighted by a robust sales pipeline for its APC business segment. Management disclosed a pipeline estimated between $75 million and $100 million, primarily targeting data center and power generation build-outs with SCR technology. This strong forward-looking demand, coupled with expectations for overall 2026 revenues to surpass 2025 levels and APC performance to exceed prior-year results, has fueled investor confidence despite a reported net loss in fiscal Q1 2026.

Show more
Updated on 6/22/2026

Fuel Tech (FTEK) stock has gained about 40% since 2/28/2026 because of the following key factors:

1. Fuel Tech secured significant Air Pollution Control (APC) contracts valued at approximately $10 million in late April, notably including a Selective Catalytic Reduction (SCR) integration project for two new natural gas-fired turbines at a major Midwest municipal utility. This substantial influx of new business, which includes projects expected to commence engineering immediately and contribute to revenue through late 2027 and Q3 2026, propelled the pro forma APC backlog to approximately $17 million, marking its highest level since 2018.

2. The company presented an optimistic outlook for future growth, highlighted by a robust sales pipeline for its APC business segment. Management disclosed a pipeline estimated between $75 million and $100 million, primarily targeting data center and power generation build-outs with SCR technology. This strong forward-looking demand, coupled with expectations for overall 2026 revenues to surpass 2025 levels and APC performance to exceed prior-year results, has fueled investor confidence despite a reported net loss in fiscal Q1 2026.

3. Fuel Tech maintained a strong financial position, providing stability and capacity for growth. As of March 31, 2026, the close of fiscal Q1 2026, the company reported $30.6 million in cash and investments and no long-term debt, representing approximately $0.98 in cash per share. This solid balance sheet offers the flexibility to fund current and future contract awards and pursue new business opportunities, mitigating concerns despite a widened net loss of $1.36 million, or $(0.04) per share, in Q1 2026 compared to the same period in the prior year.

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Stock Movement Drivers

Fundamental Drivers

The 40.1% change in FTEK stock from 2/28/2026 to 6/22/2026 was primarily driven by a 31.4% change in the company's P/S Multiple.
(LTM values as of)22820266222026Change
Stock Price ($)1.421.9940.1%
Change Contribution By: 
Total Revenues ($ Mil)25266.7%
P/S Multiple1.82.331.4%
Shares Outstanding (Mil)3131-0.1%
Cumulative Contribution40.1%

LTM = Last Twelve Months as of date shown

Market Drivers

2/28/2026 to 6/22/2026
ReturnCorrelation
FTEK40.1% 
Market (SPY)8.8%-3.2%
Sector (XLI)2.9%-3.2%

Fundamental Drivers

The 10.6% change in FTEK stock from 11/30/2025 to 6/22/2026 was primarily driven by a 6.7% change in the company's Total Revenues ($ Mil).
(LTM values as of)113020256222026Change
Stock Price ($)1.801.9910.6%
Change Contribution By: 
Total Revenues ($ Mil)25266.7%
P/S Multiple2.32.33.6%
Shares Outstanding (Mil)3131-0.1%
Cumulative Contribution10.6%

LTM = Last Twelve Months as of date shown

Market Drivers

11/30/2025 to 6/22/2026
ReturnCorrelation
FTEK10.6% 
Market (SPY)9.5%10.2%
Sector (XLI)19.0%8.2%

Fundamental Drivers

The 19.9% change in FTEK stock from 5/31/2025 to 6/22/2026 was primarily driven by a 22.2% change in the company's P/S Multiple.
(LTM values as of)53120256222026Change
Stock Price ($)1.661.9919.9%
Change Contribution By: 
Total Revenues ($ Mil)2726-0.7%
P/S Multiple1.92.322.2%
Shares Outstanding (Mil)3131-1.2%
Cumulative Contribution19.9%

LTM = Last Twelve Months as of date shown

Market Drivers

5/31/2025 to 6/22/2026
ReturnCorrelation
FTEK19.9% 
Market (SPY)27.7%20.7%
Sector (XLI)29.0%17.5%

Fundamental Drivers

The 46.3% change in FTEK stock from 5/31/2023 to 6/22/2026 was primarily driven by a 63.4% change in the company's P/S Multiple.
(LTM values as of)53120236222026Change
Stock Price ($)1.361.9946.3%
Change Contribution By: 
Total Revenues ($ Mil)2926-8.1%
P/S Multiple1.42.363.4%
Shares Outstanding (Mil)3031-2.6%
Cumulative Contribution46.3%

LTM = Last Twelve Months as of date shown

Market Drivers

5/31/2023 to 6/22/2026
ReturnCorrelation
FTEK46.3% 
Market (SPY)85.1%14.6%
Sector (XLI)96.3%14.7%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
FTEK Return-64%-9%-18%0%49%-1%-60%
Peers Return15%29%24%61%11%17%287%
S&P 500 Return27%-19%24%23%16%10%100%

Monthly Win Rates [3]
FTEK Win Rate25%50%33%50%58%50% 
Peers Win Rate58%48%56%56%55%60% 
S&P 500 Win Rate75%42%67%75%67%50% 

Max Drawdowns [4]
FTEK Max Drawdown-79%-26%-43%-26%-58%-30% 
Peers Max Drawdown-25%-29%-28%-20%-38%-38% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: WM, CWST, GEO, CECO, YDDL.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 6/22/2026 (YTD)

How Low Can It Go

EventFTEKS&P 500
2025 US Tariff Shock
  % Loss-11.4%-18.8%
  % Gain to Breakeven12.8%23.1%
  Time to Breakeven36 days79 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-23.4%-9.5%
  % Gain to Breakeven30.6%10.5%
  Time to Breakeven194 days24 days
2023 SVB Regional Banking Crisis
  % Loss-13.6%-6.7%
  % Gain to Breakeven15.7%7.1%
  Time to Breakeven33 days31 days
2022 Inflation Shock & Fed Tightening
  % Loss-25.0%-24.5%
  % Gain to Breakeven33.3%32.4%
  Time to Breakeven55 days427 days
2020 COVID-19 Crash
  % Loss-55.4%-33.7%
  % Gain to Breakeven124.4%50.9%
  Time to Breakeven36 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-14.2%-19.2%
  % Gain to Breakeven16.5%23.8%
  Time to Breakeven14 days105 days

Compare to WM, CWST, GEO, CECO, YDDL

In The Past

Fuel Tech's stock fell -11.4% during the 2025 US Tariff Shock. Such a loss loss requires a 12.8% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventFTEKS&P 500
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-23.4%-9.5%
  % Gain to Breakeven30.6%10.5%
  Time to Breakeven194 days24 days
2022 Inflation Shock & Fed Tightening
  % Loss-25.0%-24.5%
  % Gain to Breakeven33.3%32.4%
  Time to Breakeven55 days427 days
2020 COVID-19 Crash
  % Loss-55.4%-33.7%
  % Gain to Breakeven124.4%50.9%
  Time to Breakeven36 days140 days
2016-2017 Trump Reflation Bond Selloff
  % Loss-45.7%-3.7%
  % Gain to Breakeven84.2%3.9%
  Time to Breakeven307 days6 days
2015-2016 China Devaluation / Global Growth Scare
  % Loss-34.2%-12.2%
  % Gain to Breakeven52.0%13.9%
  Time to Breakeven1136 days62 days
2014-2016 Oil Price Collapse
  % Loss-65.9%-6.8%
  % Gain to Breakeven192.9%7.3%
  Time to Breakeven1750 days15 days
2011 US Debt Ceiling Crisis & European Contagion
  % Loss-45.8%-17.9%
  % Gain to Breakeven84.4%21.8%
  Time to Breakeven841 days123 days
2010 Eurozone Sovereign Debt Crisis / Flash Crash
  % Loss-30.2%-15.4%
  % Gain to Breakeven43.3%18.2%
  Time to Breakeven197 days125 days
Summer 2007 Credit Crunch
  % Loss-30.4%-8.6%
  % Gain to Breakeven43.7%9.5%
  Time to Breakeven34 days47 days

Compare to WM, CWST, GEO, CECO, YDDL

In The Past

Fuel Tech's stock fell -11.4% during the 2025 US Tariff Shock. Such a loss loss requires a 12.8% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Fuel Tech (FTEK)

Fuel Tech (FTEK) is an environmental technology company that provides solutions for optimizing combustion processes and reducing air pollution for utility and industrial customers worldwide. The company operates through two main segments: Air Pollution Control Technology and FUEL CHEM Technology, both aimed at improving the efficiency and environmental compliance of large-scale combustion units.

The Air Pollution Control Technology segment focuses on reducing harmful nitrogen oxide (NOx) emissions from various stationary combustion sources such as boilers, incinerators, and furnaces. Fuel Tech offers a comprehensive suite of technologies, including low and ultra-low NOx burners, over-fire air systems, selective non-catalytic reduction (SNCR) systems like NOxOUT and HERT, and selective catalytic reduction (SCR) systems. These solutions help customers meet stringent air quality regulations by cleaning flue gas.

The FUEL CHEM Technology segment is dedicated to enhancing the operational efficiency, reliability, and environmental performance of combustion units. This is achieved through proprietary chemical treatment programs, often utilizing TIFI targeted in-furnace injection technology, to control issues such as slagging, fouling, corrosion, and the formation of various pollutants including sulfur oxides and particulate matter. Fuel Tech primarily serves a diverse customer base, including electric utilities, industrial plants, pulp and paper mills, waste-to-energy facilities, and university and district heating markets globally.

AI Analysis | Feedback

Here are 1-3 brief analogies for Fuel Tech (FTEK):

  1. Imagine **Nalco Water (Ecolab)**, but specializing in chemical programs to make industrial boilers and furnaces more efficient and less polluting.
  2. Think of a specialized version of **Babcock & Wilcox**, focused on advanced systems and upgrades for air pollution control in existing industrial and utility combustion units.

AI Analysis | Feedback

  • NOx Emission Reduction Technologies: Solutions including specialized burners, over-fire air, and selective catalytic/non-catalytic reduction systems designed to significantly decrease nitrogen oxide emissions from industrial and utility combustion sources.
  • FUEL CHEM Technology Programs: Chemical injection programs utilizing TIFI targeted in-furnace injection to enhance boiler efficiency, reliability, and fuel flexibility while controlling harmful byproducts like slag, corrosion, and various pollutants.
  • Flue Gas Conditioning and Particulate Control Systems: Technologies such as Electrostatic Precipitator (ESP) processes, ULTRA technology, and flue gas conditioning systems aimed at improving the removal of particulate matter and optimizing flue gas properties.
  • Industrial Burner Systems: Specialized burner systems for various industrial and utility combustion applications, contributing to overall combustion efficiency and emission control.

AI Analysis | Feedback

Fuel Tech (FTEK) sells primarily to other companies and institutions, not to individuals. The provided background information does not list the specific names of major customer companies or their public symbols.

Based on the company description, Fuel Tech's major customers operate in the following sectors and include:

  • Electric utility plants
  • Industrial facilities
  • Pulp and paper markets
  • Waste-to-energy markets
  • University and district heating markets
  • Owners of boilers, furnaces, and other stationary combustion units

AI Analysis | Feedback

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AI Analysis | Feedback

Here is the management team for Fuel Tech (FTEK):

Vincent J. Arnone, Chairman of the Board, President and Chief Executive Officer

Mr. Arnone was appointed Chairman of the Board of Directors of Fuel Tech, Inc. on September 1, 2017. He has served as President and Chief Executive Officer and a director of the Company since April 1, 2015. Prior to that, he was Executive Vice President and Chief Operating Officer from January 2014 through March 2015, and Executive Vice President, Worldwide Operations since September 2010. Mr. Arnone also previously held positions as a consultant to Fuel Tech, Senior Vice President, Treasurer and Chief Financial Officer, Vice President, Treasurer and Chief Financial Officer, and Controller and Financial Director, with his tenure at Fuel Tech beginning in May 1999.

Ellen T. Albrecht, Vice President, Chief Financial Officer and Treasurer

Ms. Albrecht is the Vice President, Chief Financial Officer and Treasurer of Fuel Tech, Inc. She joined Fuel Tech in July 1996 as an Accountant and has since held various roles in finance and operations, both domestically and internationally. Ms. Albrecht served as Fuel Tech's Acting Treasurer and Controller, and Principal Financial Officer since March 2020.

William E. Cummings, Jr., Senior Vice President, Sales

Mr. Cummings serves as the Senior Vice President, Sales for Fuel Tech.

Bradley W. Johnson, Vice President, General Counsel and Secretary

Mr. Johnson holds the position of Vice President, General Counsel and Secretary at Fuel Tech.

William (Bill) Decker, Vice President, Water and Wastewater Treatment Technologies

Mr. Decker was appointed Vice President of Water and Wastewater Treatment Technologies in March 2023. In this role, he is responsible for leading the growth and development of Fuel Tech's Dissolved Gas Infusion (DGI) technology. He brings over 30 years of engineering, operational, and financial experience, having served industrial and municipal water and wastewater clients globally. Before joining Fuel Tech, Mr. Decker was Vice President & General Manager Equipment Service Group at Aqua-Aerobic Systems since 2012. His prior experience includes serving as President of Aquionics, a supplier of UV disinfection systems, and holding various positions at Ashbrook Simon-Hartley, a global provider of water and wastewater treatment services. Mr. Decker was elected chairman of the Water & Wastewater Equipment Manufacturers Association (WWEMA) in November 2022.

AI Analysis | Feedback

Key Risks to Fuel Tech (FTEK)

  1. Changes in Environmental Regulations: Fuel Tech's business is fundamentally driven by the need for utility and industrial customers to comply with and improve upon environmental standards related to air pollution and combustion efficiency. Any relaxation of existing environmental regulations, delays in the implementation or enforcement of new standards, or a shift in governmental priorities away from stringent pollution control could directly reduce the demand for both its Air Pollution Control Technology and FUEL CHEM Technology segments.
  2. Reliance on Capital Expenditures and Operational Budgets of Industrial and Utility Customers: The demand for Fuel Tech's air pollution reduction and efficiency improvement solutions, whether through capital projects for new equipment or ongoing chemical programs, is heavily dependent on the investment cycles and operational budgets of its customers in the electric utility, industrial, pulp and paper, waste-to-energy, and university and district heating markets. Economic downturns, reduced industrial output, or shifts in energy policy (e.g., accelerated retirement of certain types of power generation plants) can lead to deferred or canceled projects and reduced program participation, directly impacting the company's revenue and profitability.
  3. Competition and Technological Obsolescence: The markets for air pollution control and combustion optimization are competitive, with both established players and potential new entrants. Fuel Tech faces the risk that competitors may develop more effective, lower-cost, or fundamentally different technologies for emissions reduction and efficiency improvement. Additionally, the rapid pace of technological innovation means that Fuel Tech's current solutions could become less competitive or potentially obsolete if new, superior methods for optimizing combustion or controlling emissions emerge.

AI Analysis | Feedback

The accelerating global transition towards renewable energy sources and away from fossil-fuel-based combustion for power generation and industrial processes presents an emerging threat to Fuel Tech. As utilities and industrial clients increasingly adopt cleaner energy alternatives and retire existing combustion units, the overall addressable market for Fuel Tech's boiler optimization, efficiency improvement, and air pollution control solutions designed for these traditional combustion sources is expected to gradually shrink.

AI Analysis | Feedback

Fuel Tech, Inc. operates in two main segments: Air Pollution Control Technology and FUEL CHEM Technology. The addressable markets for their key products and services are as follows:

Air Pollution Control Technology

This segment focuses on reducing nitrogen oxide (NOx) emissions and other air pollutants from various combustion sources.
  • Selective Catalytic Reduction (SCR) Systems: The global selective catalytic reduction (SCR) market size was estimated at approximately USD 14.4 billion in 2024 and is projected to reach around USD 19.7 billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.5% from 2025 to 2030. This market encompasses automotive, industrial, and power generation sectors.
  • Selective Non-Catalytic Reduction (SNCR) Systems: The global Selective Non-Catalytic Reduction Device market size was valued at USD 1.8 billion in 2025 and is projected to grow to USD 3.1 billion by 2034, exhibiting a CAGR of 6.2% during the forecast period.
  • Overall Nitrogen Oxide (NOx) Control Systems: The broader global nitrogen oxide (NOx) control systems market, which includes technologies like SCR, SNCR, and low NOx burners, was valued at approximately USD 6.72 billion in 2024 and is projected to reach USD 12.71 billion by 2034, with a CAGR of roughly 6.1% between 2025 and 2034. Another estimate places the global market at USD 4.9 billion in 2024, expected to reach USD 6.1 billion by 2030.
  • Flue Gas Treatment Systems: The global flue gas treatment systems market, which includes DeNOx technologies, was worth approximately USD 82.69 billion in 2024 and is predicted to grow to around USD 150.84 billion by 2035, at a CAGR of 5.62% from 2025 to 2035.
  • General Air Pollution Control Systems: The overall global air pollution control systems market, a broader category that includes Fuel Tech's offerings, was valued at USD 97.47 billion in 2024. This market is projected to grow to USD 158.53 billion by 2032, with a CAGR of 6.3% during the forecast period.

FUEL CHEM Technology

This segment focuses on improving the efficiency, reliability, and environmental performance of combustion units through chemical additions.
  • Industrial Boiler Optimization (related to the broader industrial boiler market): The global industrial boiler market size was estimated at approximately USD 16.55 billion in 2024 and is projected to reach USD 22.71 billion by 2033, growing at a CAGR of 3.6% from 2025 to 2033. This market is relevant as Fuel Tech provides solutions to improve boiler efficiency.
  • Fuel Additives (for combustion units): The global fuel additives market size was valued at USD 571 million in 2025 and is projected to grow to USD 911 million by 2034, exhibiting a CAGR of 7.7% during the forecast period. These additives include combustion catalysts, sludge dispersants, and asphaltene stabilizers, which are directly relevant to Fuel Tech's FUEL CHEM technology. Other sources estimate the global fuel additives market size to be around USD 9.51 billion in 2024.
  • Boiler Water Treatment Chemicals: The global boiler water treatment chemicals market size is USD 4.35 billion in 2024 and is expected to expand at a CAGR of 10.1% from 2024 to 2031. These chemicals address issues such as corrosion, scaling, and microbial growth, contributing to boiler efficiency and longevity.

AI Analysis | Feedback

Fuel Tech (NASDAQ: FTEK) is poised for future revenue growth over the next two to three years, driven by several strategic initiatives and market opportunities.

One primary driver is the continued expansion and strong performance of its FUEL CHEM Technology segment. This segment, focused on improving combustion unit efficiency and environmental performance, has shown significant growth, with revenues exceeding expectations and reaching their highest levels since 2018 in 2025. Fuel Tech anticipates improved performance in 2025 for this segment, fueled by increased chemical program utilization and new program opportunities.

Another key driver is the company's strategic push into the burgeoning data center market with its Air Pollution Control (APC) solutions. Fuel Tech is actively pursuing opportunities in this emergent market, which requires significant power generation capabilities and stringent emissions control. The company has reported a substantial sales pipeline, ranging from $80 million to $100 million, in bids for projects involving SCR technology for emissions control in data center power generation.

The commercialization of its Dissolved Gas Infusion (DGI®) technology is also expected to contribute to future revenue. This new offering targets the water treatment market, with demonstrations planned and anticipated first commercial revenues in 2025. Continued strategic expenditures are being made to advance and commercialize DGI technology throughout 2025 and 2026.

Furthermore, an increasing Air Pollution Control (APC) backlog and new contract awards are set to bolster revenue. Despite some fluctuations, Fuel Tech has announced new APC contracts and expects to recognize revenue from its growing backlog. The company secured $8.8 million in APC awards during 2025 from new and existing customers across the US, Europe, and Southeast Asia.

Finally, strategic growth through acquisitions to enhance its APC portfolio, such as the acquisition of intellectual property and customer-related assets from Wahlco, Inc., is expected to strengthen Fuel Tech's technology base and attract new customers, thereby contributing to the APC segment's revenue growth.

AI Analysis | Feedback

Share Repurchases

  • Fuel Tech's treasury stock at cost was reported as $2.6 million at December 31, 2025, and $2.3 million at December 31, 2024.

Share Issuance

  • The number of common shares outstanding increased from 24.16 million in 2018 to 30.57 million in 2024, with a significant increase of approximately 20% in 2021.
  • As of December 31, 2025, Fuel Tech had 31,074,438 shares outstanding, compared to 30,708,273 shares outstanding at December 31, 2024.

Inbound Investments

  • Fuel Tech, Inc. has 49 institutional owners holding a total of 7,609,337 shares.
  • Major institutional shareholders include Grace & White Inc, Renaissance Technologies Llc, and Vanguard Group Inc.

Outbound Investments

  • No information is available regarding outbound investments made by Fuel Tech, Inc. in the last 3-5 years.

Capital Expenditures

  • The Capital Expenditures Margin for Fuel Tech was 0.35% as of December 31, 2021.
  • Based on 2021 revenue of $24.3 million, estimated capital expenditures were approximately $0.085 million.
  • Capital expenditures are primarily focused on the development and application of proprietary technologies for air pollution control, process optimization, and water treatment, including ongoing demonstrations of Dissolved Gas Infusion (DGI) technology.

Better Bets vs. Fuel Tech (FTEK)

Latest Trefis Analyses

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Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

FTEKWMCWSTGEOCECOYDDLMedian
NameFuel TechWaste Ma.Casella .GEO CECO Env.One and . 
Mkt Price1.99213.3184.5829.6799.672.6557.12
Mkt Cap0.186.05.43.93.6-3.9
Rev LTM2625,4131,8772,731804-1,877
Op Inc LTM-44,6709332358-93
FCF LTM-03,290102-31-6--0
FCF 3Y Avg-12,422859912-85
CFO LTM16,3363421584-158
CFO 3Y Avg-15,53629721825-218

Growth & Margins

FTEKWMCWSTGEOCECOYDDLMedian
NameFuel TechWaste Ma.Casella .GEO CECO Env.One and . 
Rev Chg LTM-0.7%10.9%14.9%12.7%32.1%-12.7%
Rev Chg 3Y Avg-2.4%8.5%19.0%4.1%22.4%-8.5%
Rev Chg Q-4.7%3.5%9.6%16.6%16.5%-9.6%
QoQ Delta Rev Chg LTM-1.1%0.8%2.2%3.8%3.8%-2.2%
Op Inc Chg LTM-9.2%12.2%-9.6%11.0%56.7%-11.0%
Op Inc Chg 3Y Avg-74.6%10.5%-3.1%-5.8%31.2%--3.1%
Op Mgn LTM-16.4%18.4%4.9%11.8%7.3%-7.3%
Op Mgn 3Y Avg-15.4%18.6%6.2%12.6%6.8%-6.8%
QoQ Delta Op Mgn LTM-2.6%0.1%0.1%0.6%0.6%-0.1%
CFO/Rev LTM2.5%24.9%18.2%5.8%0.6%-5.8%
CFO/Rev 3Y Avg-2.1%24.0%18.3%8.8%4.3%-8.8%
FCF/Rev LTM-1.0%12.9%5.4%-1.1%-0.8%--0.8%
FCF/Rev 3Y Avg-4.4%10.4%5.2%4.1%2.4%-4.1%

Valuation

FTEKWMCWSTGEOCECOYDDLMedian
NameFuel TechWaste Ma.Casella .GEO CECO Env.One and . 
Mkt Cap0.186.05.43.93.6-3.9
P/S2.33.42.91.44.4-2.9
P/Op Inc-14.318.457.912.261.0-18.4
P/EBIT-14.319.474.47.582.8-19.4
P/E-21.030.8752.514.4260.2-30.8
P/CFO93.613.615.724.9798.1-24.9
Total Yield-4.8%4.9%0.1%6.9%0.4%-0.4%
Dividend Yield0.0%1.6%0.0%0.0%0.0%-0.0%
FCF Yield 3Y Avg-3.2%2.7%1.5%4.4%1.7%-1.7%
D/E0.00.30.20.40.1-0.2
Net D/E-0.30.30.20.40.1-0.2

Returns

FTEKWMCWSTGEOCECOYDDLMedian
NameFuel TechWaste Ma.Casella .GEO CECO Env.One and . 
1M Rtn34.5%-1.7%-3.2%26.1%22.0%-23.3%10.1%
3M Rtn61.8%-5.8%8.4%74.5%70.6%-74.5%35.1%
6M Rtn18.5%-2.1%-15.1%77.2%65.3%-53.3%8.2%
12M Rtn-7.0%-6.6%-27.1%27.4%249.8%-51.2%-6.8%
3Y Rtn50.8%34.9%-1.2%322.0%679.9%-51.2%42.8%
1M Excs Rtn35.8%-3.0%-3.8%27.2%22.1%-29.2%9.6%
3M Excs Rtn45.6%-22.2%-6.0%65.7%65.4%-87.3%19.8%
6M Excs Rtn19.7%-13.3%-26.1%67.7%65.0%-58.8%3.2%
12M Excs Rtn-22.9%-32.0%-53.0%-2.2%214.5%-76.1%-27.5%
3Y Excs Rtn-27.2%-33.4%-74.1%235.5%569.0%-122.1%-30.3%

Comparison Analyses

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Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
FUEL CHEM Segment1814141617
Air Pollution Control Segment91113117
Other00000
Total2725272724


Operating Income by Segment
$ Mil20252024202320222021
FUEL CHEM Segment96789
Air Pollution Control Segment44543
Other-16-15-14-13-13
Total-4-5-3-2-1


Price Behavior

Price Behavior
Market Price$1.99 
Market Cap ($ Bil)0.1 
First Trading Date09/07/1993 
Distance from 52W High-45.2% 
   50 Days200 Days
DMA Price$1.44$1.83
DMA Trenddownup
Distance from DMA37.8%8.9%
 3M1YR
Volatility85.2%77.3%
Downside Capture-317.37146.70
Upside Capture-8.6298.17
Correlation (SPY)-3.2%22.5%
FTEK Betas & Captures as of 5/31/2026

 1M2M3M6M1Y3Y
Beta-3.87-1.88-0.240.721.480.58
Up Beta-7.15-0.84-0.300.310.980.21
Down Beta-1.15-1.151.881.061.890.63
Up Capture-215%-51%-43%36%124%41%
Bmk +ve Days13283667141432
Stock +ve Days8212852106307
Down Capture-528%-812%-130%114%150%96%
Bmk -ve Days7132757109318
Stock -ve Days10162657123347

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with FTEK
FTEK1.4%77.8%0.34-
Sector ETF (XLI)29.7%16.2%1.4216.4%
Equity (SPY)26.1%12.4%1.5919.7%
Gold (GLD)24.1%27.5%0.773.1%
Commodities (DBC)18.5%18.8%0.772.5%
Real Estate (VNQ)11.8%13.8%0.575.0%
Bitcoin (BTCUSD)-40.2%42.5%-1.0919.1%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with FTEK
FTEK-4.9%59.9%0.14-
Sector ETF (XLI)13.8%17.5%0.6219.1%
Equity (SPY)13.4%17.1%0.6119.3%
Gold (GLD)17.1%18.3%0.766.4%
Commodities (DBC)7.5%19.4%0.289.2%
Real Estate (VNQ)2.1%18.9%0.0111.4%
Bitcoin (BTCUSD)9.4%54.1%0.3716.2%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with FTEK
FTEK2.3%95.1%0.38-
Sector ETF (XLI)14.4%20.0%0.6315.0%
Equity (SPY)15.4%18.0%0.7314.5%
Gold (GLD)12.2%16.1%0.62-1.3%
Commodities (DBC)6.0%18.0%0.269.8%
Real Estate (VNQ)5.4%20.7%0.238.2%
Bitcoin (BTCUSD)59.9%66.8%1.005.6%

Smart multi-asset allocation framework can stack odds in your favor. Learn How

Short Interest

Short Interest: As Of Date5292026
Short Interest: Shares Quantity0.1 Mil
Short Interest: % Change Since 5152026-40.5%
Average Daily Volume0.2 Mil
Days-to-Cover Short Interest1
Basic Shares Quantity31.1 Mil
Short % of Basic Shares0.2%

Earnings Returns History

Updated 6/8/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
5/5/2026-13.2%-8.2%-8.2%
3/3/2026-10.1%-6.5%-8.7%
11/4/2025-12.7%-17.9%-32.9%
8/5/2025-0.7%3.0%-2.4%
5/12/202511.8%54.6%103.8%
3/4/20255.2%1.0%3.1%
11/6/2024-1.0%0.0%-1.0%
8/6/20241.1%5.1%1.3%
...
SUMMARY STATS   
# Positive91111
# Negative151313
Median Positive5.2%5.1%8.1%
Median Negative-6.0%-6.8%-8.7%
Max Positive64.3%54.6%419.1%
Max Negative-13.2%-17.9%-34.8%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
5/5/2026-13.2%-8.2%-8.2%
3/3/2026-10.1%-6.5%-8.7%
11/4/2025-12.7%-17.9%-32.9%
8/5/2025-0.7%3.0%-2.4%
5/12/202511.8%54.6%103.8%
3/4/20255.2%1.0%3.1%
11/6/2024-1.0%0.0%-1.0%
8/6/20241.1%5.1%1.3%
5/7/20241.6%-5.5%-16.4%
3/11/2024-6.0%-6.8%0.0%
11/7/20237.0%7.0%4.0%
8/8/2023-4.1%-7.3%-7.3%
5/9/20230.0%3.1%6.2%
3/7/2023-4.1%-14.9%-16.2%
11/8/20224.8%4.8%23.0%
8/10/2022-0.7%-4.3%11.5%
5/10/2022-8.9%-3.3%8.1%
3/8/2022-8.5%-4.9%-3.5%
11/9/2021-2.9%9.7%-20.1%
8/10/2021-3.5%-11.9%-7.0%
5/12/202113.9%7.2%27.8%
3/15/2021-9.4%-13.4%-34.8%
11/10/202064.3%24.2%419.1%
8/11/2020-10.7%-4.3%-22.6%
SUMMARY STATS   
# Positive91111
# Negative151313
Median Positive5.2%5.1%8.1%
Median Negative-6.0%-6.8%-8.7%
Max Positive64.3%54.6%419.1%
Max Negative-13.2%-17.9%-34.8%

SEC Filings

Expand for More
Report DateFiling DateFiling
03/31/202605/05/202610-Q
12/31/202503/03/202610-K
09/30/202511/04/202510-Q
06/30/202508/05/202510-Q
03/31/202505/12/202510-Q
12/31/202403/04/202510-K
09/30/202411/06/202410-Q
06/30/202408/06/202410-Q
03/31/202405/07/202410-Q
12/31/202303/11/202410-K
09/30/202311/07/202310-Q
06/30/202308/08/202310-Q
03/31/202305/09/202310-Q
12/31/202203/07/202310-K
09/30/202211/08/202210-Q
06/30/202208/10/202210-Q
Collapse to Preview
Report DateFiling DateFiling
03/31/202605/05/202610-Q
12/31/202503/03/202610-K
09/30/202511/04/202510-Q
06/30/202508/05/202510-Q
03/31/202505/12/202510-Q
12/31/202403/04/202510-K
09/30/202411/06/202410-Q
06/30/202408/06/202410-Q
03/31/202405/07/202410-Q
12/31/202303/11/202410-K
09/30/202311/07/202310-Q
06/30/202308/08/202310-Q
03/31/202305/09/202310-Q
12/31/202203/07/202310-K
09/30/202211/08/202210-Q
06/30/202208/10/202210-Q
03/31/202205/10/202210-Q
12/31/202103/08/202210-K
09/30/202111/09/202110-Q
06/30/202108/10/202110-Q
03/31/202105/12/202110-Q
12/31/202003/15/202110-K
09/30/202011/10/202010-Q
06/30/202008/11/202010-Q
03/31/202005/12/202010-Q
12/31/201903/12/202010-K
09/30/201911/13/201910-Q
06/30/201908/13/201910-Q

Recent Forward Guidance

Updated 6/1/2026

Latest: Q1 2026 Earnings Reported 5/5/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2026 APC Awards 10.00 Mil    
2026 Annual Revenue Potential (FUEL CHEM)2.50 Mil2.75 Mil3.00 Mil   
2026 Sales Pipeline (Data Center)75.00 Mil87.50 Mil100.00 Mil   

Prior: Q4 2025 Earnings Reported 3/3/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2026 Annual Revenue Potential (FUEL CHEM)2.50 Mil2.75 Mil3.00 Mil0 AffirmedGuidance: 2.75 Mil for 2026
2026 Sales Pipeline (Data Center)75.00 Mil87.50 Mil100.00 Mil  Higher New

Insider Activity

Updated 6/5/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Arnone, Vincent JPresident & CEODirectBuy30920261.2410,00012,400681,396Form
2Jones, Sharon L DirectSell60620251.6712,62721,043139,940Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Arnone, Vincent JPresident & CEODirectBuy30920261.2410,00012,400681,396Form
2Jones, Sharon L DirectSell60620251.6712,62721,043139,940Form
Core Cache Last Updated: 6/22/2026