ADI vs POWI: Correlation
How closely do Analog Devices (ADI) and Power Integrations, Inc. (POWI) trade together? Their weekly returns over three years give a correlation of 0.68, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ADI and POWI?
Across a 3-year window, the weekly returns of ADI and POWI correlate at 0.68, strong. Recent behaviour matches the longer record: 0.61 over 1 year against 0.68 over 3. Stretching to 5 years gives 0.67, with an annualized covariance of 1034.9 %².
Within ADI's tracked universe of 51 assets, POWI comes in at #18 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months ADI outperformed by 28.1 percentage points (+48.6% for ADI against +20.5% for POWI).
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
ADI vs POWI: side by side
| ADI (Analog Devices) | POWI (Power Integrations, Inc.) | |
|---|---|---|
| 1-year return | +48.6% | +20.5% |
| 5-year return | +143.1% | -46.7% |
| Volatility (ann.) | 32.6% | 46.5% |
| Beta vs S&P 500 | 1.56 | 1.59 |
| Max drawdown (3Y) | -32.2% | -63.6% |
| Market cap | $181.5B | $3.1B |
| P/E (trailing) | 44.6 | 125.7 |
| Dividend yield | 1.15% | 1.55% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | ADI | POWI |
|---|---|---|
| 2022 | -4.9% | -22.1% |
| 2023 | +23.4% | +15.6% |
| 2024 | +8.8% | -24.0% |
| 2025 | +29.8% | -41.3% |
| 2026 | +38.9% | +56.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ADI and POWI good diversifiers for each other?
Only partially. A correlation of 0.68 means ADI and POWI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between ADI and POWI?
The ADI/POWI correlation stands at 0.68 on a 3-year window (1 year: 0.61, 5 years: 0.67), computed from weekly returns as of 2026-08-27.
Is POWI a good diversifier for ADI?
Only partially. A correlation of 0.68 means ADI and POWI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.68 mean?
A reading of 0.68 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/adi-vs-powi.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/adi-vs-powi/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ADI correlations · POWI correlations
