Amkor Technology (AMKR) vs Teradyne (TER)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Teradyne (TER) has outperformed Amkor Technology (AMKR) over the past year, gaining 193.8% versus a gain of 75.7%. Over five years, TER leads with a +261.5% price change compared with +135.6% for AMKR. Teradyne is the larger company by market cap ($64.38 billion vs $12.99 billion), about 5.0 times the size.
On valuation, Amkor Technology trades at a lower forward P/E (18.6x vs 35.3x for Teradyne). Amkor Technology offers the higher dividend yield (0.64% vs 0.12%). Teradyne converts more of its revenue into profit, with a net margin of 17.4% versus 5.6%.
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 | AMKR | TER |
|---|---|---|
| Share price | $52.27 | $411.78 |
| Market cap | $12.99B | $64.38B |
| 1-day change | -2.10% | -4.31% |
| YTD return | +32.40% | +112.74% |
| 1-year return | +75.70% | +193.83% |
| 5-year return | +135.56% | +261.46% |
| P/E ratio (TTM) | 23.98 | 59.08 |
| Forward P/E | 18.63 | 35.34 |
| EPS (TTM) | $2.18 | $6.97 |
| Dividend yield | 0.64% | 0.12% |
| Annual dividend | $0.333 | $0.50 |
| Revenue (latest FY) | $6.71B | $3.19B |
| Revenue growth (YoY) | +6.18% | +13.13% |
| Net income (latest FY) | $373.89M | $554.05M |
| Gross margin | 13.99% | 58.22% |
| Operating margin | 6.97% | 20.38% |
| Net margin | 5.57% | 17.37% |
| 52-week high | $96.68 | $487.91 |
| 52-week low | $28.19 | $131.75 |
| Distance from 52-week high | -45.94% | -15.60% |
| Analyst consensus | none | buy |
| Avg. price target upside | +46.16% | +8.42% |
| Average volume | 4.73M | 2.87M |
| Shares outstanding | 248.45M | 156.34M |
| Employees | 30,800 | 6,600 |
| Sector | Technology | Industrials |
| Industry | Semiconductors | Electrical Products |
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
- Teradyne is about 5.0 times larger than Amkor Technology by market value ($64.38B vs $12.99B).
- TER has outperformed AMKR by 118.1 percentage points over the past year.
- Teradyne trades at a higher earnings multiple (59.1x vs 24.0x trailing P/E).
- Teradyne is more profitable, keeping 17.4 cents of every revenue dollar as net income versus 5.6 cents for Amkor Technology.
- Teradyne grew revenue faster in its latest fiscal year (+13.13% vs +6.18%).
- The two companies sit in different sectors: Amkor Technology in Technology and Teradyne in Industrials.
About Amkor Technology
AMKR stock →Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, and the Asia Pacific.
Technology · Semiconductors · 30,800 employees
About Teradyne
TER stock →Teradyne, Inc. engages in the design, development, manufacture, and sale of automated test systems and robotics products in the United States, Asia Pacific, Europe, the Middle East, and Africa.
Industrials · Electrical Products · 6,600 employees
AMKR vs TER FAQ
Which is bigger, Amkor Technology or Teradyne?
Teradyne (TER) is larger, with a market capitalization of $64.38B compared with $12.99B for Amkor Technology (AMKR).
Which stock has performed better over the past year, AMKR or TER?
TER returned +193.83% over the past 12 months, compared with +75.70% for AMKR (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, AMKR or TER?
AMKR has the lower trailing P/E at 24.0, versus 59.1 for TER. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Amkor Technology or Teradyne?
Amkor Technology has the higher yield at 0.64%, compared with 0.12% for Teradyne.
Are Amkor Technology and Teradyne in the same industry?
No. Amkor Technology is in the Technology sector, while Teradyne is in Industrials.