Atomera (ATOM) vs SunPower (SPWR)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 7, 2026.
Summary
Atomera (ATOM) has outperformed SunPower (SPWR) over the past year, losing 9.7% versus a loss of 84.3%. Atomera is the larger company by market cap ($170.5 million vs $93.8 million), about 1.8 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 | ATOM | SPWR |
|---|---|---|
| Share price | $4.37 | $0.2927 |
| Market cap | $170.54M | $93.75M |
| 1-day change | -2.02% | -2.47% |
| YTD return | +97.74% | -81.36% |
| 1-year return | -9.71% | -84.26% |
| 5-year return | -81.65% | — |
| Forward P/E | — | 11.71 |
| EPS (TTM) | $-0.65 | $-0.33 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $12.37 | $2.27 |
| 52-week low | $1.89 | $0.203 |
| Distance from 52-week high | -64.66% | -87.11% |
| Average volume | 526.27K | 9.09M |
| Shares outstanding | 39.02M | 320.30M |
| Sector | Technology | Technology |
| Industry | Semiconductors | Semiconductors |
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
- ATOM has outperformed SPWR by 74.6 percentage points over the past year.
ATOM vs SPWR FAQ
Which is bigger, Atomera or SunPower?
Atomera (ATOM) is larger, with a market capitalization of $170.54M compared with $93.75M for SunPower (SPWR).
Which stock has performed better over the past year, ATOM or SPWR?
ATOM returned -9.71% over the past 12 months, compared with -84.26% for SPWR (price return, excluding dividends). Past performance does not predict future results.
Are Atomera and SunPower in the same industry?
Yes. Both are classified in the Semiconductors industry within the Technology sector.