ERock (EROC) vs QuantumScape (QS)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
QuantumScape is the larger company by market cap ($2.75 billion vs $600.0 million), about 4.6 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 | EROC | QS |
|---|---|---|
| Share price | $12.46 | $4.44 |
| Market cap | $600.01M | $2.75B |
| 1-day change | -4.77% | -1.77% |
| YTD return | — | -56.62% |
| 1-year return | — | -70.52% |
| 5-year return | — | -81.25% |
| P/E ratio (TTM) | 44.48 | — |
| Forward P/E | 24.54 | — |
| EPS (TTM) | $0.28 | $-0.67 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Net income (latest FY) | — | $-435.05M |
| 52-week high | $20.70 | $19.07 |
| 52-week low | $8.88 | $4.40 |
| Distance from 52-week high | -39.83% | -76.72% |
| Analyst consensus | strong_buy | hold |
| Avg. price target upside | +80.65% | +50.00% |
| Average volume | 2.47M | 18.10M |
| Shares outstanding | 48.17M | 587.22M |
| Employees | 385 | 700 |
| Sector | Energy | Miscellaneous |
| Industry | Industrial Machinery/Components | 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
- QuantumScape is about 4.6 times larger than ERock by market value ($2.75B vs $600.01M).
- The two companies sit in different sectors: ERock in Energy and QuantumScape in Miscellaneous.
About ERock
EROC stock →ERock, Inc. designs, deploys, sells, operates, and maintains distributed power generation systems designed to provide power for commercial and industrial customers in the United States.
Energy · Industrial Machinery/Components · 385 employees
About QuantumScape
QS stock →QuantumScape Corporation, together with its subsidiaries, develops solid-state lithium-metal battery technology for electric vehicles and other applications in the United States. The company was founded in 2010 and is headquartered in San Jose, California.
Miscellaneous · Industrial Machinery/Components · 700 employees
EROC vs QS FAQ
Which is bigger, ERock or QuantumScape?
QuantumScape (QS) is larger, with a market capitalization of $2.75B compared with $600.01M for ERock (EROC).
Are ERock and QuantumScape in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Energy sector.