Data I/O (DAIO) vs Syntec Optics (OPTX)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Syntec Optics (OPTX) has outperformed Data I/O (DAIO) over the past year, gaining 364.0% versus a loss of 13.9%. Syntec Optics is the larger company by market cap ($332.7 million vs $29.6 million), about 11.2 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 | DAIO | OPTX |
|---|---|---|
| Share price | $2.85 | $8.26 |
| Market cap | $29.63M | $332.71M |
| 1-day change | -1.72% | -7.09% |
| YTD return | -10.09% | +188.81% |
| 1-year return | -13.90% | +364.04% |
| 5-year return | -55.54% | — |
| Forward P/E | 19.00 | — |
| EPS (TTM) | $-0.95 | $-0.07 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $4.49 | $14.92 |
| 52-week low | $2.16 | $1.18 |
| Distance from 52-week high | -36.53% | -44.64% |
| Analyst consensus | none | — |
| Avg. price target upside | +92.98% | — |
| Average volume | 33.16K | 383.21K |
| Shares outstanding | 10.40M | 40.28M |
| Employees | 90 | 164 |
| Sector | Industrials | Technology |
| Industry | Electrical Products | Electronic 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
- Syntec Optics is about 11.2 times larger than Data I/O by market value ($332.71M vs $29.63M).
- OPTX has outperformed DAIO by 377.9 percentage points over the past year.
- The two companies sit in different sectors: Data I/O in Industrials and Syntec Optics in Technology.
About Data I/O
DAIO stock →Data I/O Corporation, together with its subsidiaries, engages in the design, manufacture, and sale of programming and security deployment systems and services for electronic device manufacturers in the United States, Germany, China, Mexico, and Korea. The company offers PSV systems off-line automated programming systems; PSV7000 high-mix automated programming system; and PSV5000 compact automated programming system, as well as LumenX and FlashPAK III programming non-automated systems.
Industrials · Electrical Products · 90 employees
About Syntec Optics
OPTX stock →Syntec Optics Holdings, Inc. manufactures and supplies optics and photonics components, sub-systems, and optical systems for defense, medical, industrial, and consumer end-markets in the United States and Europe.
Technology · Electronic Components · 164 employees
DAIO vs OPTX FAQ
Which is bigger, Data I/O or Syntec Optics?
Syntec Optics (OPTX) is larger, with a market capitalization of $332.71M compared with $29.63M for Data I/O (DAIO).
Which stock has performed better over the past year, DAIO or OPTX?
OPTX returned +364.04% over the past 12 months, compared with -13.90% for DAIO (price return, excluding dividends). Past performance does not predict future results.
Are Data I/O and Syntec Optics in the same industry?
No. Data I/O is in the Industrials sector, while Syntec Optics is in Technology.