Deep Fission (FISN) vs Spruce Power (SPRU)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Deep Fission is the larger company by market cap ($281.3 million vs $30.3 million), about 9.3 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 | FISN | SPRU |
|---|---|---|
| Share price | $4.78 | $1.58 |
| Market cap | $281.28M | $30.32M |
| 1-day change | -6.01% | -2.77% |
| YTD return | — | -68.17% |
| 1-year return | — | -46.71% |
| 5-year return | — | -96.31% |
| EPS (TTM) | $-1.88 | $-0.40 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $19.00 | $6.75 |
| 52-week low | $4.68 | $1.47 |
| Distance from 52-week high | -74.87% | -76.67% |
| Analyst consensus | none | — |
| Avg. price target upside | +310.47% | — |
| Average volume | 267.90K | 101.38K |
| Shares outstanding | 58.91M | 19.25M |
| Employees | 51 | — |
| Sector | Utilities | Utilities |
| Industry | Electric Utilities: Central | Electric Utilities: Central |
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
- Deep Fission is about 9.3 times larger than Spruce Power by market value ($281.28M vs $30.32M).
About Deep Fission
FISN stock →Deep Fission, Inc. develops and deploys small modular nuclear reactors placed deep underground to generate electricity.
Utilities · Electric Utilities: Central · 51 employees
FISN vs SPRU FAQ
Which is bigger, Deep Fission or Spruce Power?
Deep Fission (FISN) is larger, with a market capitalization of $281.28M compared with $30.32M for Spruce Power (SPRU).
Are Deep Fission and Spruce Power in the same industry?
Yes. Both are classified in the Electric Utilities: Central industry within the Utilities sector.