Sono-Tek (SOTK) vs Tecogen (TGEN)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 10, 2026.
Summary
Sono-Tek (SOTK) has outperformed Tecogen (TGEN) over the past year, gaining 61.3% versus a loss of 73.0%. Over five years, TGEN leads with a +37.4% price change compared with +20.4% for SOTK. Sono-Tek is the larger company by market cap ($111.3 million vs $73.1 million), about 1.5 times the size.
On valuation, Tecogen trades at a lower forward P/E (16.1x vs 52.4x for Sono-Tek).
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 | SOTK | TGEN |
|---|---|---|
| Share price | $7.08 | $2.42 |
| Market cap | $111.27M | $73.05M |
| 1-day change | +3.81% | -2.02% |
| YTD return | +71.43% | -51.01% |
| 1-year return | +61.28% | -72.96% |
| 5-year return | +20.41% | +37.42% |
| P/E ratio (TTM) | 50.57 | — |
| Forward P/E | 52.44 | 16.13 |
| EPS (TTM) | $0.14 | $-0.34 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $7.48 | $12.07 |
| 52-week low | $3.40 | $1.94 |
| Distance from 52-week high | -5.35% | -79.95% |
| Analyst consensus | buy | none |
| Avg. price target upside | +20.06% | +237.60% |
| Average volume | 68.25K | 192.75K |
| Shares outstanding | 15.72M | 30.19M |
| Employees | 79 | 119 |
| Sector | Technology | Industrials |
| 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
- SOTK has outperformed TGEN by 134.2 percentage points over the past year.
- The two companies sit in different sectors: Sono-Tek in Technology and Tecogen in Industrials.
About Sono-Tek
SOTK stock →Sono-Tek Corporation designs and manufactures ultrasonic coating systems for applying on parts and components for the microelectronics/electronics, alternative energy, medical, industrial, and research and development/other markets. The company offers custom-engineered ultrasonic coating systems and nozzles and generators.
Technology · Industrial Machinery/Components · 79 employees
About Tecogen
TGEN stock →Tecogen Inc., together with its subsidiaries, designs, manufactures, markets, and maintains cogeneration products for multi-family residential, commercial, recreational, and industrial use in the United States. It operates in three segments: Products, Services, and Energy Production.
Industrials · Industrial Machinery/Components · 119 employees
SOTK vs TGEN FAQ
Which is bigger, Sono-Tek or Tecogen?
Sono-Tek (SOTK) is larger, with a market capitalization of $111.27M compared with $73.05M for Tecogen (TGEN).
Which stock has performed better over the past year, SOTK or TGEN?
SOTK returned +61.28% over the past 12 months, compared with -72.96% for TGEN (price return, excluding dividends). Past performance does not predict future results.
Are Sono-Tek and Tecogen in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Technology sector.