ACM Research (ACMR) vs Amkor Technology (AMKR)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
ACM Research (ACMR) has outperformed Amkor Technology (AMKR) over the past year, gaining 68.6% versus a gain of 66.6%. Over five years, AMKR leads with a +129.8% price change compared with +101.7% for ACMR. Amkor Technology is the larger company by market cap ($12.16 billion vs $4.95 billion), about 2.5 times the size, while ACM Research is growing revenue faster (+15.2% vs +6.2%).
On valuation, Amkor Technology trades at a lower forward P/E (17.4x vs 24.2x for ACM Research). Amkor Technology pays a dividend yielding 0.68%, while ACM Research does not currently pay one. ACM Research converts more of its revenue into profit, with a net margin of 10.4% 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 | ACMR | AMKR |
|---|---|---|
| Share price | $71.12 | $48.96 |
| Market cap | $4.95B | $12.16B |
| 1-day change | +0.44% | -4.00% |
| YTD return | +79.47% | +29.18% |
| 1-year return | +68.61% | +66.61% |
| 5-year return | +101.67% | +129.83% |
| P/E ratio (TTM) | 33.54 | 21.96 |
| Forward P/E | 24.19 | 17.45 |
| EPS (TTM) | $2.12 | $2.23 |
| Dividend yield | 0.00% | 0.68% |
| Annual dividend | $0.00 | $0.333 |
| Revenue (latest FY) | $901.31M | $6.71B |
| Revenue growth (YoY) | +15.24% | +6.18% |
| Net income (latest FY) | $94.08M | $373.89M |
| Gross margin | 44.39% | 13.99% |
| Operating margin | 12.14% | 6.97% |
| Net margin | 10.44% | 5.57% |
| 52-week high | $127.19 | $96.68 |
| 52-week low | $28.46 | $28.19 |
| Distance from 52-week high | -44.09% | -49.36% |
| Analyst consensus | strong_buy | none |
| Avg. price target upside | +62.17% | +56.05% |
| Average volume | 1.06M | 4.66M |
| Shares outstanding | 64.66M | 248.45M |
| Employees | 2,513 | 30,800 |
| Sector | Technology | Technology |
| Industry | Industrial Machinery/Components | Semiconductors |
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
- Amkor Technology is about 2.5 times larger than ACM Research by market value ($12.16B vs $4.95B).
- ACM Research trades at a higher earnings multiple (33.5x vs 22.0x trailing P/E).
- ACM Research grew revenue faster in its latest fiscal year (+15.24% vs +6.18%).
About ACM Research
ACMR stock →ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells capital equipment in Mainland China and internationally. It also develops, manufactures, and sells a range of packaging tools to wafer assembly and packaging customers.
Technology · Industrial Machinery/Components · 2,513 employees
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
ACMR vs AMKR FAQ
Which is bigger, ACM Research or Amkor Technology?
Amkor Technology (AMKR) is larger, with a market capitalization of $12.16B compared with $4.95B for ACM Research (ACMR).
Which stock has performed better over the past year, ACMR or AMKR?
ACMR returned +68.61% 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, ACMR or AMKR?
AMKR has the lower trailing P/E at 22.0, versus 33.5 for ACMR. 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, ACM Research or Amkor Technology?
Amkor Technology pays a dividend yielding 0.68%, while ACM Research does not currently pay a regular dividend.
Are ACM Research and Amkor Technology in the same industry?
Both are in the Technology sector, but in different industries: Industrial Machinery/Components for ACM Research and Semiconductors for Amkor Technology.