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COMPANY PROFILE / HYDROGEN ENERGY

FuelCell Energy
A stationary fuel cell maker that runs on natural gas and biogas: hydrogen is a by-product and an electrolysis demonstration, and growth has shifted to power

FuelCell Energy appears in hydrogen discussions as a fuel cell company that makes hydrogen. Its molten carbonate fuel cells (MCFC) generate hydrogen from fuels such as natural gas, use it to make power, and can also draw hydrogen off for sale. The company runs a plant at a Toyota port facility that produces electricity, hydrogen and water together (Tri-gen), and has been demonstrating solid oxide electrolysis (SOEC) at Idaho National Laboratory in the United States. Yet its Form 10-K for the year to October 2025 records a $65.8 million impairment on past solid oxide investments, an end to solid oxide power generation development, and a search for a partner for electrolysis. In 2026 it signed an equipment purchase agreement of up to 380 MW for data centers and began expanding its factory. This profile concentrates on the hydrogen-related parts of the company: what it has, what it has stopped and what it plans, as far as primary sources allow.

Sources: FuelCell Energy's Form 10-K (FY2025), Form 10-Q (quarter to July 2026) and Form 8-K filings with the U.S. SEC, and its website, used as primary material. Last updated October 2026.

What this article covers
  1. FuelCell Energy in 30 seconds, and where it stands in hydrogen
  2. The logo and how the name is written
  3. Where the company sits in the hydrogen field
  4. Scale
  5. Resources committed to hydrogen
  6. What it has done so far
  7. What comes next
  8. What the company is aiming for in hydrogen
  9. Map of partnerships in hydrogen
  10. Technologies, products and services
  11. The risks this company carries
  12. Glossary, references and claim-to-source audit

1. FuelCell Energy in 30 seconds, and where it stands in hydrogen

LEGAL NAMEFuelCell Energy, Inc.Founded in 1969 as Energy Research Corporation; a Delaware corporation
HEADQUARTERSDanbury, Connecticut, U.S.Manufacturing and service site in Torrington, Connecticut
LISTINGNasdaq Global Market (FCEL)Fiscal year ends 31 October
TYPE IN HYDROGENFuel cells & hydrogen end-use equipment (primary)
Electrolyzers (secondary)
Core is molten carbonate; solid oxide electrolysis is at demonstration stage
REVENUE (FY2025)$158.2 millionUp 41%; loss from operations $192.3 million
EMPLOYEES (31 OCT 2025)424U.S. 381, Canada 25, Germany 7, South Korea 11
HYDROGEN-RELATED PRODUCTSTri-gen (power, hydrogen, water)
Solid oxide electrolysis (demonstration)
Hydrogen-only revenue and profit are not disclosed
CASH (31 JULY 2026)$737.3 millionIncludes restricted cash; shares were offered in July 2026
The one thing to grasp first

FuelCell Energy is best understood not as "a hydrogen company" but as "a stationary fuel cell company that makes electricity from fuel, and can also draw off hydrogen" Our calculation. Its FY2025 revenue is reported in four streams (product, service, generation and Advanced Technologies), and hydrogen alone is not broken out. In its restructurings of November 2024 and June 2025, the company stopped developing solid oxide power generation and narrowed electrolysis to demonstration and the search for a partner Sourced. How large the hydrogen-related business will become is not yet settled Not yet confirmed.

2. The logo and how the name is written

A note on names: the legal entity is FuelCell Energy, Inc. (FCE for short). Older filings call its products "SureSource", while the website now lists the "FuelCell Energy Block System" (1.25 MW, 2.5 MW and 12.5 MW). The configuration that draws off hydrogen is called Tri-gen, and the electrolysis platform is solid oxide electrolysis (SOEC). The logo image was taken from the company's official website.

Official website: https://www.fuelcellenergy.com/

3. Where the company sits in the hydrogen field

Four types of hydrogen-related companies Making, moving, using or supplying materials: each brings different strengths and customers Electrolyzers Fuel cells & end-use Gases & large projects Materials & components Make hydrogen from water Turn hydrogen into power Make and move it in bulk Supply membranes, catalysts nucera / ITM Power Plug Power / Nel Ballard / Bloom Energy Toyota / Kawasaki Heavy Air Products / Linde Air Liquide / ACWA Chemours / AGC Johnson Matthey, others Output track record Products, track record Gas network, capital Quality, consistency Tied to projects, policy Tied to demand build-up Tied to payback of capex Tied to product demand FuelCell Energy is mainly in "Fuel cells & end-use", with a secondary foot in electrolyzers Hydrogen is a by-product of power plus an electrolysis demonstration; most revenue is stationary power
Fig. 1 Four types of hydrogen-related companies, and where FuelCell Energy sits. The classification is this article's own, and the example companies are drawn from those covered in this series Our calculation. The company's mainstay is the molten carbonate fuel cell; solid oxide electrolysis is at demonstration stage (Form 10-K for FY2025).

4. Scale

FuelCell Energy is a fuel cell specialist throughout. Because revenue for hydrogen alone is not reported separately, the figures below are for the whole company. The fiscal year ends in October, so FY2025 means November 2024 to October 2025.

Item ($ million)FY2025Notes
Total revenue158.2Prior year 112.1; up 41%
Product revenue69.1Of which 66.0 is module replacement for Gyeonggi Green Energy in South Korea
Service agreements revenue20.4Long-term service agreements
Generation revenue48.0Power sales from company-owned plants (including the Toyota project)
Advanced Technologies20.6About 17.6 from ExxonMobil-related work, about 3.0 from government and other; the solid oxide electrolysis demonstration is also reported here
Gross loss-26.4Gross margin of -16.7%
Loss from operations-192.3Includes the 65.8 impairment and 5.3 of restructuring expense
Company-funded R&D34.1Prior year 55.4; the company attributes the fall mainly to reduced solid oxide development

In 2026, third-quarter revenue (May to July) was $33.0 million (prior-year period: $46.7 million), and nine-month revenue was $99.1 million (prior-year period: $103.1 million). Cash, restricted cash and equivalents were $737.3 million at 31 July 2026 (the company offered about 12.3 million shares in July, including the over-allotment option; see Chapter 6). The company reported Committed Backlog of $1.3 billion at 31 July 2026, and a total of $3.6 billion once Awarded Capacity Backlog, which depends on customer options, is included Sourced.

A caution

How much of this revenue relates to hydrogen is not disclosed. Generation revenue includes electricity and hydrogen sold from the Toyota Tri-gen, but the hydrogen portion is not shown separately. Advanced Technologies revenue is split into ExxonMobil-related work (carbon capture) and government and other work, and no standalone figure is given for the solid oxide electrolysis demonstration at Idaho National Laboratory. This article does not estimate these amounts Not yet confirmed.

5. Resources committed to hydrogen

For FuelCell Energy, the hydrogen-related resources split into the carbonate business and the solid oxide electrolysis business, and the latter shrank sharply in 2024 and 2025. Few figures are hydrogen-specific, so the table shows what can be read from company-wide numbers.

ResourceWhat primary sources confirmCategory
People424 employees in total at 31 October 2025 (U.S. 381, Canada 25, Germany 7, South Korea 11). The Calgary site in Canada, which handles solid oxide electrolysis, is covered only by the Canada total of 25. R&D headcount and hydrogen headcount are not disclosed. Workforce reductions in September 2024, November 2024 (about 13%) and June 2025 (about 22%) came to roughly 39% in totalSourced / partly not disclosed
Money (R&D)Company-funded R&D was $34.1 million in FY2025 (prior year $55.4 million), covering carbonate, carbon capture and solid oxide electrolysis combined; the hydrogen portion is not disclosed. The FY2026 outlook is $30-35 million (third-quarter 10-Q; the annual 10-K had said $35-40 million, so the outlook was lowered). Nine-month spending was $23.2 millionSourced / outlook
Money (capex and impairment)An impairment of $65.8 million on past solid oxide investments in FY2025 (equipment $42.1 million, inventory $9.0 million, in-process R&D $9.3 million, goodwill $4.1 million, purchase commitments $1.3 million). The Calgary expansion will not be completed. Planned expansion capex is concentrated on the carbonate factory in Torrington ($200-275 million; not for hydrogen)Sourced
Acquisitions, investments, joint ventures, divestmentsNo new hydrogen-related investment, acquisition or joint venture was found in the documents reviewed. The company owns the solid oxide subsidiary Versa Power Systems (Calgary); the acquisition date is not given in the documents reviewed. Patents (31 October 2025): 152 in the U.S. and 319 elsewhere for the company, and 19 in the U.S. and 63 international for Versa. The company describes more than 55 patents covering solid oxide electrolysisSourced / not found (acquisitions, investments)
Universities, research institutes, public fundingThe company is testing a solid oxide electrolysis unit at Idaho National Laboratory together with the U.S. Department of Energy (DOE); the unit arrived in January 2025. DOE and State Department funding was 2% of FY2025 revenue. It holds a license from Fraunhofer IKTS in Germany for carbonate fuel cell patents. No specific hydrogen-hub or NEDO-type grant was foundSourced / partly not found

Status of key projects

ProjectLocationScaleStageDate and source
Tri-gen for Toyota (power, hydrogen, water)Port of Long Beach, California, U.S.2.3 MW net electrical output; 2.8 MW as a Tri-gen platform. Website: "1.3 tons per day" of hydrogen (as written at installation)Operating (20-year hydrogen and power agreement)Placed in service on 7 November 2023 per the 10-K; the agreement is still in effect in the July 2026 10-Q (references 1, 2, 6, 9)
Solid oxide electrolysis demonstrationIdaho National Laboratory, Idaho, U.S. (DOE)The FY2023 10-K described a "packaged 150 kg/day" system; the FY2025 10-K gives no sizeUnder test (demonstration)Arrived January 2025 and installed; still under test in the September 2026 10-Q (references 1, 2, 6)
Detailed feasibility study for a low-carbon fuel facilityMalaysia (with MHB)Could not be confirmedStudy (Detailed Feasibility Study)Stated in the FY2025 10-K (reference 1); whether it is under way or finished could not be confirmed
Tri-gen demonstration at its own factoryNorth American manufacturing plantCould not be confirmedDemonstration (website description)The website says the plant supplies power and heat and that hydrogen is used in process ovens (reference 7)
Expansion of the Calgary solid oxide siteCalgary, CanadaLeased floor area about 80,000 sq ft (FY2023 10-K)Cancelled (not to be completed)Restructurings of November 2024 and June 2025 (references 1, 6)
A materials engineer's view: what the impairment says about making solid oxide cells

The largest item in the $65.8 million impairment is equipment ($42.1 million): the line for making solid oxide cells and stacks in-house. The company describes full in-house control of solid oxide electrolysis, from raw material formulation to final assembly Sourced. Ceramic cells involve many steps (powder formulation, sheet forming, firing, stacking), and investment in a production line tends to come well before demand (general background) Not yet confirmed. If the market arrives later than planned, equipment utilization falls short and impairment follows; the figures show exactly that pattern.

6. What it has done so far

WhenWhat happenedWhy it matters
1969Founded as Energy Research CorporationRooted in electrochemistry and materials science research
FY2022 to FY2024Invested in solid oxide production capacity (Calgary); the leased space was expanded to about 80,000 sq ft in FY2023A period when solid oxide was seen as a growth area
7 November 2023The Tri-gen for Toyota (Port of Long Beach) entered service and began selling power under BioMAT. The 20-year hydrogen and power agreement began in the first quarter of FY2024The first commercial plant that actually sells hydrogen
2024 (September, November)Restructuring and workforce cuts (first round in September; about 13% in November)Scaling back to match the slower market build-up
January 2025The solid oxide electrolysis demonstration unit arrived at Idaho National Laboratory and was installedDemonstration with the DOE
June 2025About 22% workforce cut. Stopped developing solid oxide power generation and narrowed electrolysis to demonstration and the search for a partner. The Calgary expansion will not be completedThe turning point at which hydrogen-related investment was reduced
May to July 2025 (third quarter of FY2025)Booked an impairment of $64.5 million on solid oxide investments ($65.8 million for the full year)Past investment recognized as a loss
18 December 2025Filed its Form 10-K for FY2025-
22 June 2026Capital equipment purchase agreement with Fit Energy USA LP for data-center power (up to 380 MW)Growth axis moves to power, not hydrogen
July 2026Offered common stock at $21.00 per share (net proceeds expected at about $245.4 million)To be used for manufacturing expansion and other purposes

7. What comes next

TORRINGTON EXPANSIONTo 500 MW per yearInvestment of $200-275 million, completion by June 2028 (planned). Carbonate, not hydrogen
PRODUCTION-RATE TARGET100 MW annualized (October 2026)The maximum of the current setup; the May-July 2026 rate was about 37 MW annualized
SOLID OXIDE ELECTROLYSISContinue demonstration, seek a partnerThe company says commercialization depends on the market and on partner contracts
FY2026 R&D SPENDING$30-35 millionCompany-funded; the hydrogen portion is not disclosed

The primary sources also describe the following plans Not yet confirmed.

  • Solid oxide electrolysis: a system-scale field demonstration building on the Idaho National Laboratory unit. The company wants to focus on modules and leave system design and EPC (engineering, procurement and construction) to large project developers
  • Low-carbon fuel: the Malaysian feasibility study with MHB (its result could not be confirmed)
  • Tri-gen: no new deployment plan was found in the documents reviewed. The 10-K calls the pace of clean hydrogen adoption "gradual" and presents Tri-gen as positioning the company for when demand rises
  • Profit target: positive adjusted EBITDA in the fourth quarter of FY2027 (August to October 2027), conditional on converting Awarded Capacity Backlog and other factors. This is separate from the hydrogen business
What could not be confirmed

Hydrogen-only revenue, profit, headcount and R&D spending; actual hydrogen shipped from the Toyota Tri-gen and its fuel mix (natural gas or biogas); test results (efficiency, durability) from the solid oxide electrolysis demonstration; the latest size of the Idaho National Laboratory unit; the result of the Malaysian study; and any candidate partner for solid oxide electrolysis. None of these is stated in the 10-K, 10-Q, 8-K filings or website pages reviewed.

8. What the company is aiming for in hydrogen

The table separates what the company says it is aiming for from what this article infers. Inference marks this article's own reading of primary sources.

What can be readPrimary evidenceCategory
The strategy centers on carbonate power generation (Focus, Scale, Innovate)The 10-K strategy narrows to carbonate power blocks and stresses large projects such as data centers, and expanding outputSourced
Hydrogen is kept to a by-product and an electrolysis demonstration, with growth left to the marketSolid oxide power generation development stopped; electrolysis looks for a partner; the 10-K also calls clean hydrogen adoption "gradual"Sourced (company statement) / Inference (the positioning)
It will commercialize solid oxide electrolysis with a partner, not by mass-producing aloneThe "module-centric" strategy and the wish to leave system design and EPC to large developersSourced
Growing electricity demand (data centers) is the center of growthThe Fit Energy agreement of up to 380 MW, a 75 MW capacity reservation agreement with a data-center operator (definitive agreements still being negotiated), the expansion to 500 MW and the Siemens memorandumInference
One inference, explained in more detail

The reading that "hydrogen is kept to a by-product and a demonstration" rests on the movement of impairment and R&D spending. The company booked a $65.8 million impairment on solid oxide investments; R&D fell from $55.4 million to $34.1 million, and the FY2026 outlook has come down to $30-35 million Sourced. Expansion capex, meanwhile, is concentrated on carbonate power generation. Together these suggest hydrogen-related investment has been trimmed and funds moved toward power. Even so, the company has not abandoned solid oxide electrolysis itself: it is testing the demonstration unit and looking for a partner. Whether a partner appears, and at what scale, cannot be confirmed Not yet confirmed.

9. Map of partnerships in hydrogen

Partnerships around FuelCell Energy Only relationships stated in the 10-K, 10-Q, 8-K or website. Dark boxes relate to hydrogen; grey boxes do not FuelCell Energy Toyota Motor North America Hydrogen and power supply (20 yrs) Idaho National Laboratory SOEC demonstration with DOE MHB (Malaysia) Low-carbon fuel feasibility study ExxonMobil (EMTEC) Carbon capture (not hydrogen) Siemens Electrical gear (MoU) Fraunhofer IKTS Carbonate patents licensed in Joint development / license Supply
Fig. 2 Partnerships around FuelCell Energy. Sources: Form 10-K (FY2025 and FY2023), Form 10-Q (quarter to July 2026), Form 8-K (2 September 2026) and the company website. Dark-blue lines show joint development, demonstration or licensing; orange lines show supply. Dark boxes relate to hydrogen and grey boxes do not (included to show the whole picture). Also omitted from the figure, because they do not involve hydrogen, are Fit Energy (data centers) and the service agreements with South Korean power producers.

Three relationships involve hydrogen: Toyota (hydrogen and power supply), Idaho National Laboratory and the DOE (solid oxide electrolysis demonstration) and MHB (a low-carbon fuel study) Sourced. Under the Toyota contract, FuelCell Energy sells hydrogen and power to the Toyota site, and the plant sits in FuelCell Energy's own portfolio of owned generation assets (10-K and 10-Q). A partner to commercialize solid oxide electrolysis has not yet been named; the company says it is looking. The joint development with ExxonMobil (EMTEC) aims at carbon capture, not hydrogen, but because it makes up a large part of Advanced Technologies revenue it is shown for context.

10. Technologies, products and services

FuelCell Energy's products center on the carbonate power block. The table sets out what company documents say, with the hydrogen-related items in the middle. Performance figures are the company's own statements, shown with their conditions and scale.

ItemWhat company documents sayConditions, scale, source
Carbonate power blockBuilt on a 1.25 MW power block, running on natural gas, biogas or hydrogen-hydrocarbon blends. The company says it introduced a new block with 50% electrical efficiency in FY2025Company-stated value. This is "initial" electrical efficiency; the average is 47%. Operating conditions are not given in the 10-K. Operating temperature is stated as about 1,000°F (about 540°C by conversion Our calculation)
Tri-gen (power, hydrogen, water)Reforms fuel inside the carbonate cell to make hydrogen, uses it for power, and can also draw hydrogen off for supply. In operation at the Toyota siteScale: 2.3 MW net electrical output. The company states that the hydrogen meets purity specifications for mobility use (FY2023 10-K)
Solid oxide electrolysis (SOEC)Splits high-temperature steam to make hydrogen. The company says it uses less electricity per kilogram of hydrogen than PEM (proton exchange membrane) or alkaline systemsCompany-stated values: up to 34 kWh/kg at stack level, 40-45 kWh/kg at system level, hydrogen purity above 99.85%. Test temperature, current density, heat source and the heating-value basis are not given in the 10-K. At demonstration stage; no commercial shipments were found
Company statements on hydrogen costWhen paired with industrial or nuclear heat, the levelized cost of hydrogen (LCOH) can be up to 10% lower than for PEM (FY2025)Company expectation. The assumed heat source and power price are not given. The FY2023 10-K says "20% to 35% less electrical energy" and the website says "20 to 30 percent lower cost of hydrogen", in different terms. Conditions differ between documents, so the figures cannot be compared with each other
Carbon captureConcentrates CO₂ from exhaust gas through the carbonate cell. Modules installed at a pilot plant in Rotterdam (2026)Not for hydrogen. The joint development agreement runs to 31 December 2026
A materials engineer's view: a high-temperature fuel cell without precious metals

The 10-K names the main raw materials of the carbonate cell as nickel and stainless steel, not precious metals, and explains that operation at about 1,000°F (about 540°C, converted here) means platinum-type catalysts are not needed Sourced. The electrolyte in this type is a molten carbonate held in a ceramic matrix (general background; the company documents reviewed do not confirm this level of material detail) Not yet confirmed. What decides durability is electrode corrosion at high temperature, loss of electrolyte, and temperature distribution inside the stack. This fits the company naming "design life and efficiency over time" and "more uniform temperature distribution within the cell stack" as R&D priorities, and its target cell design life of 7 years for current modules (5 years for legacy ones). For hydrogen draw-off, pre-treatment to remove impurities such as sulfur in the fuel also matters (see our explainers on solid oxide fuel cells and solid oxide electrolysis cells).

11. The risks this company carries

RiskDetailCategory
Pace of hydrogen adoptionThe 10-K says the pace of hydrogen adoption and uncertainty over large-scale clean energy policy will set how fast solid oxide electrolysis can be commercialized, which depends on "market adoption and partner contracts"Sourced
Recovering solid oxide investmentA $65.8 million impairment on past investment. Whether the demonstration results will attract a partner is not settledSourced / Not yet confirmed
Fuel for the Toyota projectRuns on natural gas with no fuel-cost pass-through. The fuel contract is stated as running to May 2026 in the FY2025 10-K and to May 2027 in the July 2026 10-Q. The company says impairment is possible if fuel cannot be secured on favorable terms. The website writes about "renewable biogas", while the 10-K says renewable natural gas at favorable pricing became unlikelySourced
Continuing lossesLoss from operations of $192.3 million in FY2025, with a gross loss as well. In the third quarter of FY2026 (May to July) the gross loss was $24.5 million. The company states that some Fit Energy contract prices are below current manufacturing costSourced
Financing and dilutionAbout 12.3 million shares offered in July 2026. The at-the-market stock sales agreement was raised to $200 million in December 2025 (reference 11). More financing may be needed for the expansionSourced / Inference (future financing)
Optional nature of the large contractOf the up to 380 MW in the Fit Energy agreement, 30 MW is firm. The rest is at Fit's option and becomes an order only if Fit elects itSourced
Dependence on policyThe 10-K cites U.S. policy such as the investment tax credit as a tailwind. Policy changes could alter the business environment. This article has not checked the legal textsSourced (company statement)
Term of the joint development agreementThe agreement with ExxonMobil affiliates runs to 31 December 2026 (carbon capture, not hydrogen)Sourced

12. Glossary

Molten carbonate fuel cell (MCFC)
A high-temperature fuel cell whose electrolyte is molten carbonate. FuelCell Energy's main technology.
Tri-gen
FuelCell Energy's name for a configuration that produces power, hydrogen and water from one plant.
Solid oxide electrolysis (SOEC)
Electrolysis of high-temperature steam in solid oxide cells to make hydrogen. See our explainer on solid oxide electrolysis cells.
PPA / HPPA
Power purchase agreement. The Toyota HPPA is a 20-year agreement covering hydrogen production and power purchase.
LTSA
Long-term service agreement. Includes maintenance and module replacement, for up to 20 years.
BioMAT
California's feed-in program for power from bioenergy. The Toyota project's electricity is sold under it.
Investment tax credit (ITC)
A U.S. credit against tax for a share of capital spending. The 10-K gives 30% for fuel cells.
kWh/kg
Electricity needed to make 1 kg of hydrogen. Lower means more efficient, but the meaning changes with stack or system scope, use of heat and heating-value basis.
DFS (detailed feasibility study)
A study of whether a project is viable in design, cost and economics. Used here for the Malaysian project.
EBOP
Electrical balance of plant: power converters, switchgear and similar equipment.
Conceptual hero image for FuelCell Energy
Fig. 3 Concept image of a Tri-gen plant, which produces power, hydrogen and water together (an AI-generated concept; it does not depict an actual facility or product). It shows hydrogen made by fuel cell modules being loaded into a heavy truck.

13. References

  1. FuelCell Energy Form 10-K for the year ended 31 October 2025 (filed 18 December 2025). Business overview, markets, carbonate and solid oxide electrolysis descriptions, restructuring and impairment, R&D, patents, manufacturing sites, headcount, backlog, results, project list and risk factors. https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
  2. FuelCell Energy Form 10-Q for the third quarter ended 31 July 2026 (filed 2 September 2026). Year-to-date results, cash, the Torrington expansion plan (500 MW, investment range, completion date), the R&D outlook, the Toyota project and the accounting for the Fit Energy contract. https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm
  3. FuelCell Energy Form 8-K, Exhibit 99.1: third-quarter earnings release (2 September 2026). Backlog, the Fit Energy agreement, the Siemens memorandum of understanding, carbon capture modules in Rotterdam and production-rate targets. https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm
  4. FuelCell Energy Form 8-K dated 22 June 2026 (capital equipment purchase agreement and warrants with Fit Energy). https://www.sec.gov/Archives/edgar/data/886128/000110465926077042/fcel-20260622x8k.htm
  5. FuelCell Energy Form 8-K dated 7 July 2026 (underwriting agreement for the common stock offering and expected net proceeds). https://www.sec.gov/Archives/edgar/data/886128/000110465926082100/tm2620028d1_8k.htm
  6. FuelCell Energy Form 10-K for the year ended 31 October 2023 (filed 19 December 2023). Size and hydrogen purity of the Toyota Tri-gen project, and the then-current plan for the solid oxide electrolysis demonstration at Idaho National Laboratory. https://www.sec.gov/Archives/edgar/data/886128/000155837023019892/fcel-20231031x10k.htm
  7. FuelCell Energy Company website, "Distributed Hydrogen". Description of Tri-gen and its uses. https://www.fuelcellenergy.com/applications/distributed-hydrogen
  8. FuelCell Energy Company website, "Solid Oxide Electrolysis". The company's description of the technology and the testing at Idaho National Laboratory. https://www.fuelcellenergy.com/applications/solid-oxide-electrolysis
  9. FuelCell Energy Company website, "Hydrogen Fueling". Description of the Toyota Tri-gen project (as written at the time of installation). https://www.fuelcellenergy.com/industries/hydrogen-fueling
  10. FuelCell Energy Company website (source of the logo image). https://www.fuelcellenergy.com/
  11. FuelCell Energy Form 8-K dated 30 December 2025 (increase in the at-the-market stock sales agreement). https://www.sec.gov/Archives/edgar/data/886128/000110465925125274/tm2534391d1_8k.htm

14. Claim-to-source audit

Claim in the articleCategorySource
Legal name (FuelCell Energy, Inc.), founding in 1969, head office, Nasdaq Global Market listing (FCEL), Delaware incorporation, fiscal year-end (31 October)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
FY2025 revenue of $158.2 million (up 41%) and its breakdown (product $69.1 million, service $20.4 million, generation $48.0 million, Advanced Technologies $20.6 million), gross loss of $26.4 million, loss from operations of $192.3 millionSourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
424 employees at 31 October 2025 (U.S. 381, Canada 25, Germany 7, South Korea 11)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Third-quarter FY2026 (May-July 2026) revenue of $33.0 million; nine-month revenue of $99.1 million (prior-year period $103.1 million)SourcedReference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm
Cash, restricted cash and equivalents of $737.3 million at 31 July 2026; unrestricted cash of $658.1 million on the same dateSourcedReference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm
The core product is the molten carbonate fuel cell (1.25 MW power block); solid oxide power generation development was stopped and solid oxide electrolysis was narrowed to demonstration and partner-seeking (restructurings of November 2024 and June 2025)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Impairment of $65.8 million on past solid oxide investments (equipment $42.1 million, inventory $9.0 million, in-process R&D $9.3 million, goodwill $4.1 million, purchase commitments $1.3 million)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Workforce cut of about 13% in November 2024 and about 22% in June 2025 (about 39% cumulatively across three reductions including September 2024)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm
20-year hydrogen production and power purchase agreement (HPPA) with Toyota Motor North America; 2.3 MW (net) Tri-gen at the Port of Long Beach; placed in service on 7 November 2023 (BioMAT)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 6 https://www.sec.gov/Archives/edgar/data/886128/000155837023019892/fcel-20231031x10k.htm
The company states that hydrogen from the Tri-gen meets the stringent purity specifications for mobility use (FY2023 10-K)SourcedReference 6 https://www.sec.gov/Archives/edgar/data/886128/000155837023019892/fcel-20231031x10k.htm
The Toyota project runs on natural gas with no fuel-cost pass-through; in the fourth quarter of FY2021 the company judged that renewable natural gas (RNG) at favorable pricing was no longer sufficiently probableSourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Website description of Tri-gen (three outputs at once: hydrogen, electricity, water; 1.3 tons of hydrogen per day for Toyota vehicles)SourcedReference 7 https://www.fuelcellenergy.com/applications/distributed-hydrogen Reference 9 https://www.fuelcellenergy.com/industries/hydrogen-fueling
Solid oxide electrolysis demonstration at Idaho National Laboratory (demonstration unit arrived January 2025, installed, under test)SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm Reference 8 https://www.fuelcellenergy.com/applications/solid-oxide-electrolysis
Company-stated values for solid oxide electrolysis (up to 34 kWh/kg at stack level, 40-45 kWh/kg at system level, hydrogen purity above 99.85%, up to 10% lower levelized cost than PEM when paired with industrial or nuclear heat)SourcedCompany-stated values; test conditions are not given in the 10-K. Reference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
The original plan for the Idaho National Laboratory unit was a packaged 150 kg/day system (FY2023 10-K)SourcedReference 6 https://www.sec.gov/Archives/edgar/data/886128/000155837023019892/fcel-20231031x10k.htm
Collaboration with Malaysia Marine and Heavy Engineering Holdings Berhad (MHB) on a detailed feasibility study for a low-carbon fuel facility using solid oxide electrolysisSourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
The company does not expect to complete the expansion of its Calgary (Canada) solid oxide siteSourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Torrington capacity: maximum 100 MW per year in the current configuration, 41 MW annualized at end-October 2025, expansion to 500 MW ($200-275 million, completion by June 2028)Not yet confirmedCompletion date and investment are company projections. Reference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm
Company-funded R&D outlook for FY2026 of $30-35 million, $23.2 million for nine months, FY2025 actual of $34.1 millionSourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm
Share of revenue from U.S. DOE and State Department funding: 2% in FY2025, 4% in FY2024, 3% in FY2023SourcedReference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
Capital equipment purchase agreement with Fit Energy USA LP (22 June 2026; up to 380 MW, estimated contract value about $2.6 billion, for data centers)SourcedReference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm Reference 4 https://www.sec.gov/Archives/edgar/data/886128/000110465926077042/fcel-20260622x8k.htm
Memorandum of understanding with Siemens (electrical equipment design and supply); carbon capture modules for ExxonMobil affiliates installed in RotterdamSourcedReference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm
Common stock offering in July 2026 ($21.00 per share; net proceeds expected at about $245.4 million; use of proceeds includes manufacturing capacity expansion)SourcedReference 5 https://www.sec.gov/Archives/edgar/data/886128/000110465926082100/tm2620028d1_8k.htm
Increase of the at-the-market stock sales agreement to $200 million (30 December 2025)SourcedReference 11 https://www.sec.gov/Archives/edgar/data/886128/000110465925125274/tm2534391d1_8k.htm
Hartford project (7.4 MW, commercial operation expected by end of 2027) and UConn project (1.125 MW, December 2027)Not yet confirmedCompany projections. Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm
Revenue, profit, headcount and R&D spending for hydrogen aloneNot yet confirmedNo hydrogen-only breakdown in the 10-K or 10-Q. This article does not estimate it. Reference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm
Actual hydrogen volumes shipped from the Toyota Tri-gen and the actual fuel mix (natural gas or biogas)Not yet confirmedNot stated in the 10-K. Could not be confirmed. Reference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm Reference 7 https://www.fuelcellenergy.com/applications/distributed-hydrogen
General explanation of the materials in molten carbonate and solid oxide cells and how they affect performance and durabilityOur calculationCommentary (general background; kept separate from what the company documents state).
The framing "a stationary fuel cell company rather than a hydrogen company"Our calculationThis article's framing, interpreted from the revenue structure (references 1-3).
The four company types and the example company namesOur calculationThis article's classification; example companies are drawn from this series.
The reading that the hydrogen business is shrinking and that commercialization depends on a partnerInferenceThis article's interpretation of the impairment, restructuring and partner-seeking statements. Reference 1 https://www.sec.gov/Archives/edgar/data/886128/000110465925122302/fcel-20251031x10k.htm
The reading that data-center power is the company's growth axisInferenceThis article's interpretation of the contracts, backlog and expansion plans. Reference 2 https://www.sec.gov/Archives/edgar/data/886128/000110465926104501/fcel-20260731x10q.htm Reference 3 https://www.sec.gov/Archives/edgar/data/886128/000110465926104498/fcel-20260902xex99d1.htm

Last updated 8 October 2026 / Troy Technical
Every figure in this article comes from FuelCell Energy's filings with the U.S. Securities and Exchange Commission and its website. No research-firm estimates or press-based figures have been used. The company's performance values and outlooks are the company's own statements and have not been independently verified. Passages marked "Inference" are this article's interpretation of primary sources, not statements made by the company. Handling hydrogen is subject to laws and standards, and this article is not handling advice.

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