Energy Vault (NRGV) 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
Energy Vault (NRGV) has outperformed Stem (STEM) over the past year, losing 1.2% versus a loss of 82.1%. Over five years, NRGV leads with a -66.4% price change compared with -99.0% for STEM. Energy Vault is the larger company by market cap ($601.9 million vs $40.4 million), about 14.9 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 | NRGV | STEM |
|---|---|---|
| Share price | $3.31 | $4.20 |
| Market cap | $601.89M | $40.43M |
| 1-day change | -9.56% | -6.04% |
| YTD return | -28.20% | -72.09% |
| 1-year return | -1.19% | -82.05% |
| 5-year return | -66.40% | -99.05% |
| EPS (TTM) | $-0.67 | $-8.62 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $6.65 | $32.23 |
| 52-week low | $2.50 | $3.70 |
| Distance from 52-week high | -50.19% | -86.97% |
| Analyst consensus | buy | hold |
| Avg. price target upside | +87.61% | +77.38% |
| Average volume | 4.45M | 141.31K |
| Shares outstanding | 181.84M | 9.63M |
| Employees | 142 | 423 |
| Sector | Utilities | Utilities |
| Industry | Utilities - Renewable | Utilities - Renewable |
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
- Energy Vault is about 14.9 times larger than Stem by market value ($601.89M vs $40.43M).
- NRGV has outperformed STEM by 80.9 percentage points over the past year.
About Energy Vault
NRGV stock →Energy Vault Holdings, Inc. develops and deploys utility-scale energy storage solutions in the United States, Switzerland, United Kingdom, North America, Australia, and internationally.
Utilities · Utilities - Renewable · 142 employees
About Stem
STEM stock →Stem, Inc. engages in the development, deployment, and operation of clean energy assets in the United States and internationally.
Utilities · Utilities - Renewable · 423 employees
NRGV vs STEM FAQ
Which is bigger, Energy Vault or Stem?
Energy Vault (NRGV) is larger, with a market capitalization of $601.89M compared with $40.43M for Stem (STEM).
Which stock has performed better over the past year, NRGV or STEM?
NRGV returned -1.19% over the past 12 months, compared with -82.05% for STEM (price return, excluding dividends). Past performance does not predict future results.
Are Energy Vault and Stem in the same industry?
Yes. Both are classified in the Utilities - Renewable industry within the Utilities sector.