Nano Nuclear Energy (NNE) vs Power Solutions International (PSIX)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Power Solutions International (PSIX) has outperformed Nano Nuclear Energy (NNE) over the past year, losing 38.8% versus a loss of 71.7%. Power Solutions International is the larger company by market cap ($1.16 billion vs $845.2 million), about 1.4 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 | NNE | PSIX |
|---|---|---|
| Share price | $15.74 | $50.50 |
| Market cap | $845.21M | $1.16B |
| 1-day change | -1.69% | -2.19% |
| YTD return | -33.32% | -9.64% |
| 1-year return | -71.73% | -38.80% |
| 5-year return | — | +1190.75% |
| P/E ratio (TTM) | — | 17.18 |
| Forward P/E | — | 15.49 |
| EPS (TTM) | $-0.69 | $2.94 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $60.87 | $106.50 |
| 52-week low | $14.71 | $25.28 |
| Distance from 52-week high | -74.14% | -52.58% |
| Analyst consensus | buy | none |
| Avg. price target upside | +138.69% | +38.20% |
| Average volume | 1.92M | 434.72K |
| Shares outstanding | 53.70M | 23.07M |
| Employees | 36 | 1,000 |
| Sector | Utilities | Industrials |
| Industry | Electric Utilities: Central | Industrial Machinery/Components |
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
- PSIX has outperformed NNE by 32.9 percentage points over the past year.
- The two companies sit in different sectors: Nano Nuclear Energy in Utilities and Power Solutions International in Industrials.
About Nano Nuclear Energy
NNE stock →NANO Nuclear Energy Inc. operates as a nuclear energy company.
Utilities · Electric Utilities: Central · 36 employees
About Power Solutions International
PSIX stock →Power Solutions International, Inc. designs, engineers, manufactures, markets, and sells engines and power systems in the United States, the rest of North America, the Pacific Rim, Europe, and internationally.
Industrials · Industrial Machinery/Components · 1,000 employees
NNE vs PSIX FAQ
Which is bigger, Nano Nuclear Energy or Power Solutions International?
Power Solutions International (PSIX) is larger, with a market capitalization of $1.16B compared with $845.21M for Nano Nuclear Energy (NNE).
Which stock has performed better over the past year, NNE or PSIX?
PSIX returned -38.80% over the past 12 months, compared with -71.73% for NNE (price return, excluding dividends). Past performance does not predict future results.
Are Nano Nuclear Energy and Power Solutions International in the same industry?
No. Nano Nuclear Energy is in the Utilities sector, while Power Solutions International is in Industrials.