Amkor Technology (AMKR) vs KLA (KLAC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
KLA (KLAC) has outperformed Amkor Technology (AMKR) over the past year, gaining 85.1% versus a gain of 66.6%. Over five years, KLAC leads with a +497.8% price change compared with +129.8% for AMKR. KLA is the larger company by market cap ($256.72 billion vs $12.67 billion), about 20.3 times the size.
On valuation, Amkor Technology trades at a lower forward P/E (18.2x vs 29.3x for KLA). Amkor Technology offers the higher dividend yield (0.65% vs 0.41%). KLA converts more of its revenue into profit, with a net margin of 35.6% 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 | KLAC |
|---|---|---|
| Share price | $51.00 | $196.72 |
| Market cap | $12.67B | $256.72B |
| 1-day change | -2.43% | -0.06% |
| YTD return | +29.18% | +61.90% |
| 1-year return | +66.61% | +85.13% |
| 5-year return | +129.83% | +497.75% |
| P/E ratio (TTM) | 22.87 | 53.75 |
| Forward P/E | 18.17 | 29.34 |
| EPS (TTM) | $2.23 | $3.66 |
| Dividend yield | 0.65% | 0.41% |
| Annual dividend | $0.333 | $0.80 |
| Revenue (latest FY) | $6.71B | $13.58B |
| Revenue growth (YoY) | +6.18% | +11.71% |
| Net income (latest FY) | $373.89M | $4.83B |
| Gross margin | 13.99% | 61.30% |
| Operating margin | 6.97% | — |
| Net margin | 5.57% | 35.57% |
| 52-week high | $96.68 | $307.37 |
| 52-week low | $28.19 | $98.10 |
| Distance from 52-week high | -47.25% | -36.00% |
| Analyst consensus | none | buy |
| Avg. price target upside | +49.80% | +18.33% |
| Average volume | 4.66M | 10.08M |
| Shares outstanding | 248.45M | 1.31B |
| Employees | 30,800 | 17,000 |
| Sector | Technology | Technology |
| Industry | Semiconductor Equipment & Materials | Semiconductor Equipment & Materials |
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
- KLA is about 20.3 times larger than Amkor Technology by market value ($256.72B vs $12.67B).
- KLAC has outperformed AMKR by 18.5 percentage points over the past year.
- KLA trades at a higher earnings multiple (53.7x vs 22.9x trailing P/E).
- KLA is more profitable, keeping 35.6 cents of every revenue dollar as net income versus 5.6 cents for Amkor Technology.
- KLA grew revenue faster in its latest fiscal year (+11.71% vs +6.18%).
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 · Semiconductor Equipment & Materials · 30,800 employees
About KLA
KLAC stock →KLA Corporation, together with its subsidiaries, provides process control and process-enabling solutions for manufacturing wafers, reticles/masks, chemicals/materials, integrated circuits (ICs), packaged ICs, and printed circuit boards. It operates through three segments: Semiconductor Process Control; Specialty Semiconductor Process; and PCB and Component Inspection.
Technology · Semiconductor Equipment & Materials · 17,000 employees
AMKR vs KLAC FAQ
Which is bigger, Amkor Technology or KLA?
KLA (KLAC) is larger, with a market capitalization of $256.72B compared with $12.67B for Amkor Technology (AMKR).
Which stock has performed better over the past year, AMKR or KLAC?
KLAC returned +85.13% over the past 12 months, compared with +66.61% for AMKR (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, AMKR or KLAC?
AMKR has the lower trailing P/E at 22.9, versus 53.7 for KLAC. 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 KLA?
Amkor Technology has the higher yield at 0.65%, compared with 0.41% for KLA.
Are Amkor Technology and KLA in the same industry?
Yes. Both are classified in the Semiconductor Equipment & Materials industry within the Technology sector.