Byrna Technologies (BYRN) vs ERock (EROC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
ERock is the larger company by market cap ($588.2 million vs $110.7 million), about 5.3 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 | BYRN | EROC |
|---|---|---|
| Share price | $4.73 | $12.21 |
| Market cap | $110.70M | $588.20M |
| 1-day change | +16.79% | -6.65% |
| YTD return | -71.83% | — |
| 1-year return | -79.25% | — |
| 5-year return | -73.68% | — |
| P/E ratio (TTM) | — | 43.61 |
| Forward P/E | — | 24.05 |
| EPS (TTM) | $-0.18 | $0.28 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $30.62 | $20.70 |
| 52-week low | $3.17 | $8.88 |
| Distance from 52-week high | -84.55% | -41.01% |
| Analyst consensus | none | strong_buy |
| Avg. price target upside | +41.01% | +84.28% |
| Average volume | 650.93K | 2.47M |
| Shares outstanding | 23.40M | 48.17M |
| Employees | 159 | 385 |
| Sector | Industrials | Energy |
| Industry | Aerospace & Defense | 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
- ERock is about 5.3 times larger than Byrna Technologies by market value ($588.20M vs $110.70M).
- The two companies sit in different sectors: Byrna Technologies in Industrials and ERock in Energy.
About Byrna Technologies
BYRN stock →Byrna Technologies Inc., a less-lethal self-defense technology company, develops, manufactures, and sells less-lethal personal security solutions in the United States, South Africa, Europe, South America, Asia, and Canada. The company offers handheld personal security devices and shoulder-fired launchers designed for use by consumers and professional security customers without the need for a background check or firearms license; projectiles, such as chemical irritant, kinetic, and inert rounds; self-defense aerosol products comprising Byrna Bad Guy Repellent; and accessories and related safety products, such as Byrna Banshee, Byrna Shield, compressed carbon dioxide canisters, sighting systems, holsters, and Byrna-branded apparel.
Industrials · Aerospace & Defense · 159 employees
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
BYRN vs EROC FAQ
Which is bigger, Byrna Technologies or ERock?
ERock (EROC) is larger, with a market capitalization of $588.20M compared with $110.70M for Byrna Technologies (BYRN).
Are Byrna Technologies and ERock in the same industry?
No. Byrna Technologies is in the Industrials sector, while ERock is in Energy.