Fusion Fuel Green (HTOO) vs Stem (STEM)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Fusion Fuel Green (HTOO) has outperformed Stem (STEM) over the past year, losing 61.3% versus a loss of 82.1%. Over five years, STEM leads with a -99.0% price change compared with -99.6% for HTOO. Stem is the larger company by market cap ($40.5 million vs $14.4 million), about 2.8 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | HTOO | STEM |
|---|---|---|
| Share price | $1.92 | $4.21 |
| Market cap | $14.43M | $40.48M |
| 1-day change | 0.00% | +0.12% |
| YTD return | -42.34% | -72.09% |
| 1-year return | -61.29% | -82.05% |
| 5-year return | -99.57% | -99.05% |
| EPS (TTM) | $-14.46 | $-8.62 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $5.20 | $32.23 |
| 52-week low | $1.80 | $3.70 |
| Distance from 52-week high | -63.08% | -86.95% |
| Analyst consensus | — | hold |
| Avg. price target upside | — | +77.17% |
| Average volume | 46.95K | 141.31K |
| Shares outstanding | 7.52M | 9.63M |
| Employees | 131 | 423 |
| Sector | Technology | Technology |
| Industry | Industrial Machinery/Components | EDP Services |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- Stem is about 2.8 times larger than Fusion Fuel Green by market value ($40.48M vs $14.43M).
- HTOO has outperformed STEM by 20.8 percentage points over the past year.
About Fusion Fuel Green
HTOO stock →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.
Technology · Industrial Machinery/Components · 131 employees
About Stem
STEM stock →Stem, Inc. engages in the development, deployment, and operation of clean energy assets in the United States and internationally.
Technology · EDP Services · 423 employees
HTOO vs STEM FAQ
Which is bigger, Fusion Fuel Green or Stem?
Stem (STEM) is larger, with a market capitalization of $40.48M compared with $14.43M for Fusion Fuel Green (HTOO).
Which stock has performed better over the past year, HTOO or STEM?
HTOO returned -61.29% over the past 12 months, compared with -82.05% for STEM (price return, excluding dividends). Past performance does not predict future results.
Are Fusion Fuel Green and Stem in the same industry?
Both are in the Technology sector, but in different industries: Industrial Machinery/Components for Fusion Fuel Green and EDP Services for Stem.