MCHP vs POWI: Correlation
How closely do Microchip Technology (MCHP) and Power Integrations, Inc. (POWI) trade together? Their weekly returns over three years give a correlation of 0.70, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MCHP and POWI?
Over the past 3 years, MCHP and POWI moved with a correlation of 0.70, which is strong. The relationship has been stable: the 1-year correlation (0.64) sits close to the 3-year figure. Over 5 years the correlation is 0.70, and the annualized covariance of weekly returns is 1517.2 %².
By 3-year correlation, POWI places #9 of the 44 assets tracked against MCHP. Twelve-month performance is nearly a tie, at +16.2% for MCHP and +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.
MCHP vs POWI: side by side
| MCHP (Microchip Technology) | POWI (Power Integrations, Inc.) | |
|---|---|---|
| 1-year return | +16.2% | +20.5% |
| 5-year return | +5.9% | -46.7% |
| Volatility (ann.) | 46.7% | 46.5% |
| Beta vs S&P 500 | 1.97 | 1.59 |
| Max drawdown (3Y) | -63.8% | -63.6% |
| Market cap | $41.0B | $3.1B |
| P/E (trailing) | 109.4 | 125.7 |
| Dividend yield | 2.46% | 1.55% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | MCHP | POWI |
|---|---|---|
| 2022 | -18.0% | -22.1% |
| 2023 | +30.9% | +15.6% |
| 2024 | -35.0% | -24.0% |
| 2025 | +14.6% | -41.3% |
| 2026 | +20.5% | +56.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MCHP and POWI good diversifiers for each other?
To a limited degree. At 0.70 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between MCHP and POWI?
Using weekly returns as of 2026-08-27: 0.70 over 3 years, with 0.64 over the last year and 0.70 over 5 years.
Is POWI a good diversifier for MCHP?
To a limited degree. At 0.70 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.70 mean?
On the −1 to +1 scale, 0.70 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/mchp-vs-powi.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/mchp-vs-powi/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MCHP correlations · POWI correlations
