ChipMOS TECHNOLOGIES INC. (IMOS) vs Power Integrations (POWI)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
ChipMOS TECHNOLOGIES INC. (IMOS) has outperformed Power Integrations (POWI) over the past year, gaining 274.5% versus a gain of 29.8%. Over five years, IMOS leads with a +133.8% price change compared with -49.3% for POWI. Power Integrations is the larger company by market cap ($2.79 billion vs $2.63 billion), about 1.1 times the size.
On valuation, Power Integrations trades at a lower forward P/E (26.6x vs 74.8x for ChipMOS TECHNOLOGIES INC.). Power Integrations offers the higher dividend yield (1.70% vs 1.63%). ChipMOS TECHNOLOGIES INC. converts more of its revenue into profit, with a net margin of 6.3% versus 5.0%.
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 | IMOS | POWI |
|---|---|---|
| Share price | $75.50 | $49.89 |
| Market cap | $2.63B | $2.79B |
| 1-day change | -3.94% | -2.94% |
| YTD return | +154.81% | +40.38% |
| 1-year return | +274.50% | +29.82% |
| 5-year return | +133.82% | -49.27% |
| P/E ratio (TTM) | 35.78 | 113.39 |
| Forward P/E | 74.75 | 26.63 |
| EPS (TTM) | $2.11 | $0.44 |
| Dividend yield | 1.63% | 1.70% |
| Annual dividend | $1.23 | $0.85 |
| Revenue (latest FY) | $692.16M | $443.50M |
| Revenue growth (YoY) | -0.76% | +5.86% |
| Net income (latest FY) | $43.90M | $22.09M |
| Gross margin | 12.97% | 54.49% |
| Operating margin | 5.61% | 2.30% |
| Net margin | 6.34% | 4.98% |
| 52-week high | $83.84 | $91.18 |
| 52-week low | $19.24 | $30.86 |
| Distance from 52-week high | -9.95% | -45.28% |
| Analyst consensus | — | buy |
| Avg. price target upside | — | +51.33% |
| Average volume | 105.59K | 736.44K |
| Shares outstanding | 34.77M | 55.87M |
| Employees | — | 877 |
| Sector | Technology | Technology |
| Industry | Semiconductors | 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
- IMOS has outperformed POWI by 244.7 percentage points over the past year.
- Power Integrations trades at a higher earnings multiple (113.4x vs 35.8x trailing P/E).
- Power Integrations grew revenue faster in its latest fiscal year (+5.86% vs -0.76%).
About ChipMOS TECHNOLOGIES INC.
IMOS stock →ChipMOS TECHNOLOGIES INC. engages in the research and development, manufacture, and sale of integrated circuits, and related assembly and testing services in Taiwan, Japan, the People's Republic of China, and internationally.
Technology · Semiconductors
About Power Integrations
POWI stock →Power Integrations, Inc. designs, develops, manufactures, and markets analog and mixed-signal integrated circuits, and other electronic components and circuitry used in high-voltage power conversion.
Technology · Semiconductors · 877 employees
IMOS vs POWI FAQ
Which is bigger, ChipMOS TECHNOLOGIES INC. or Power Integrations?
Power Integrations (POWI) is larger, with a market capitalization of $2.79B compared with $2.63B for ChipMOS TECHNOLOGIES INC. (IMOS).
Which stock has performed better over the past year, IMOS or POWI?
IMOS returned +274.50% over the past 12 months, compared with +29.82% for POWI (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, IMOS or POWI?
IMOS has the lower trailing P/E at 35.8, versus 113.4 for POWI. 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, ChipMOS TECHNOLOGIES INC. or Power Integrations?
Power Integrations has the higher yield at 1.70%, compared with 1.63% for ChipMOS TECHNOLOGIES INC..
Are ChipMOS TECHNOLOGIES INC. and Power Integrations in the same industry?
Yes. Both are classified in the Semiconductors industry within the Technology sector.