Price History

Hover for the daily close. The dotted line marks the period open.

Compare HTOO with… →

HTOO Key Statistics

As of Sep 4, 2026

Trading

Open: $2.34
Previous Close: $2.34
Day's Range: 2.34–2.53
52-Week Range: 1.80–5.74
Volume: 25.00K
Beta: 1.83

Valuation

Market Cap: $17.76M
P/E Ratio: unprofitable
P/S ratio: 1.23
EPS (ttm): −1.47

Financials (FY)

Revenue (FY): $14.42M+798.13%
Net Income (FY): −$1.69M
Profit margin: −11.75%
Shares Outstanding: 7.05M
1-Year Return: −37.22%

Dividend and dates

Avg Volume: 9.88K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

HTOO Stock Return by Calendar Year

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

−15.78%−55.07%−46.50%−74.72%−49.73%−83.10%−24.32%

2020*202120222023202420252026*

Year	Return
2026 (partial year)	−24.32%
2025	−83.10%
2024	−49.73%
2023	−74.72%
2022	−46.50%
2021	−55.07%
2020 (partial year)	−15.78%

As of September 4, 2026.

HTOO Revenue and Earnings by Fiscal Year

FY ends December

RevenueNet income

2022202320242025

Fiscal year	Revenue	Net income	Net margin
2025	$14.42M	−$1.69M	−11.8%
2024	$1.61M	−$15.33M	−955.3%
2023	$4.14M	−$31.02M	−748.5%
2022	$0.00	−$27.35M	—

Fiscal year	Revenue	Gross profit	Operating income	Net income	Net margin
2025	$14.42M	$4.18M	−$7.90M	−$1.69M	−11.8%
2024	$1.61M	$437.00K	−$15.12M	−$15.33M	−955.3%
2023	$4.14M	−$15.94M	−$34.90M	−$31.02M	−748.5%
2022	$0.00	−$8.77M	−$31.43M	−$27.35M	—

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

HTOO Valuation vs Utilities - Renewable Median

Median of 28 stocks

Metric	HTOO	Utilities - Renewable median	vs median
P/S ratio	1.23	2.57	52% below
Profit margin	−11.75%	0.00%	11.8 pts below

Medians across 28 Utilities - Renewable stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of September 4, 2026.

Recent News

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

Fusion Fuel Green PLC (HTOO) carries a market capitalisation of $17.76M. It is classified in the Utilities - Renewable industry, within the Utilities sector. Headcount on file is 131.

The 52-week range on file runs from $1.80 to $5.74. HTOO last closed at $2.52 on September 4, 2026. That is +$0.18 (+7.69%) against the previous close. The latest close sits 40% above that 52-week low.

Financial Health

The most recent full year on file, fiscal 2025, shows revenue of $14.42M. That is +798.13% against the prior fiscal year, when revenue was $1.61M. The same year closed with a net loss of $1.69M. Profit margin runs at −11.75%. That is 11.8 percentage points below the Utilities - Renewable median of 0%. Earnings per share on a trailing basis come to −1.47.

Across the 4 fiscal years on file, revenue moves from $0.00 in 2022 to $14.42M in 2025. Of those 4 years, 0 report positive net income.

Valuation Assessment

No trailing P/E applies: the last reported earnings figure is negative. The price-to-sales ratio is 1.23. On price-to-sales that is 52.08% below the Utilities - Renewable median of 2.57. 28 Utilities - Renewable companies report these metrics, and the medians quoted come from that group.

The reported beta is 1.83. Annualized volatility over the trailing 5 years is 117.93%. The trailing one-year price return is −37.22%. Measured over 5 years, that is −63.90% a year compounded.

Growth & Income

The record shows no dividend for HTOO.

2026 is still running; the price is −24.32% year to date. The strongest complete calendar year on file is 2022 at −46.50%; the weakest is 2025 at −83.10%. Of the 5 complete calendar years on file, 0 finished higher.

Peer Comparison

Fusion Fuel Green PLC (HTOO) operates in the Utilities - Renewable industry. Here is how it compares to its closest peers by market capitalization:

Company	Ticker	Market Cap	P/E Ratio
Fusion Fuel Green PLC	HTOO	$17.76M	—
AXIA Energia SA	AXIA	$23.29B	10.0
Brookfield Renewable Partners L.P.	BEP	$15.28B	—
Enlight Renewable Energy Ltd	ENLT	$11.04B	129.4

The Utilities - Renewable industry average P/E ratio is 29.2x. Fusion Fuel Green PLC has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each nightly rebuild. Informational only, not financial advice. As of September 4, 2026.

Related Utilities - Renewable Stocks

AXIA

AXIA Energia SA

$23.29B

BEP

Brookfield Renewable Partners L.P.

$15.28B

ENLT

Enlight Renewable Energy Ltd

$11.04B

CWEN

Clearway Energy, Inc.

$7.85B

ORA

Ormat Technologies, Inc.

$6.48B

ENIC

Enel Chile S.A.

$6.16B

View all Utilities - Renewable stocks →

Popular Utilities Stocks

NEE

NextEra Energy, Inc.

$174.03B

CEG

Constellation Energy Corporation

$105.92B

SO

The Southern Company

$101.36B

DUK

Duke Energy Corporation

$93.74B

NGG

National Grid plc

$78.54B

View all Utilities stocks →

About Fusion Fuel Green PLC

Fusion Fuel Green PLC, together with its subsidiaries, manufactures and sells miniaturized PEM electrolyzers to produce green hydrogen in Portugal, Spain, and the rest of Southern Europe. The company offers HEVO-Chain, a centralized PEM electrolyzer; and HEVO-Solar, a grid-independent hydrogen generator. It also provides engineering and procurement services; FEL I, II, and III studies; construction and legalization services; and operation and maintenance services. In addition, the company is involved in hydrogen project development and LPG solutions, including consulting, design, supply, installation, maintenance, and transportation of LPG in both bulk and cylinder formats, as well as the design and operation of central gas systems, metered utility services, and maintenance. It serves commercial buildings, mixed-use apartment complexes, shopping centers, food courts, heavy industries, labor accommodations, catering units, commercial kitchens, and dining establishments. Fusion Fuel Green PLC was founded in 2018 and is based in Dublin, Ireland.

Visit website →

Fusion Fuel Green PLC (HTOO) Stock Analysis