MRVL vs SOXX: Correlation
How closely do Marvell Technology (MRVL) and iShares Semiconductor ETF (SOXX) trade together? Their weekly returns over three years give a correlation of 0.67, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MRVL and SOXX?
Across a 3-year window, the weekly returns of MRVL and SOXX correlate at 0.67, strong. The past 12 months show a weaker link (0.52) than the 3-year average (0.67). Stretching to 5 years gives 0.73, with an annualized covariance of 1365.2 %².
In MRVL's tracked universe of 30 assets, SOXX sits right near the top at #1. The last year tells two different stories: MRVL led by 113.5 percentage points, +223.5% for MRVL against +110.0% for SOXX. On a rolling one-year basis the correlation drifted between 0.38 and 0.86, a moderate band. One caveat on sizing: MRVL is 1.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
MRVL vs SOXX: side by side
| MRVL (Marvell Technology) | SOXX (iShares Semiconductor ETF) | |
|---|---|---|
| 1-year return | +223.5% | +110.0% |
| 5-year return | +297.0% | +247.5% |
| Volatility (ann.) | 57.8% | 35.2% |
| Beta vs S&P 500 | 2.19 | 1.93 |
| Max drawdown (3Y) | -60.8% | -41.4% |
| Market cap | $217.0B | – |
| P/E (trailing) | 82.7 | – |
| Dividend yield | 0.10% | 0.29% |
| Expense ratio | – | 0.33% |
| Assets under management | – | $44.7B |
| Sector / category | Information Technology | ETF · Thematic |
On the fund side, SOXX sits in the Technology category at iShares, with $44.7B under management, 30 holdings, a 0.33% expense ratio, a 0.29% trailing dividend yield.
Year-by-year returns
| Year | MRVL | SOXX |
|---|---|---|
| 2022 | -57.5% | -35.1% |
| 2023 | +63.7% | +67.1% |
| 2024 | +83.8% | +12.9% |
| 2025 | -22.8% | +40.7% |
| 2026 | +184.5% | +74.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
Keep in mind that SOXX holds MRVL at a 5.34% weight, which makes a slice of this correlation mechanical rather than coincidental.
Are MRVL and SOXX good diversifiers for each other?
Somewhat, no more. With 0.67 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between MRVL and SOXX?
Using weekly returns as of 2026-08-27: 0.67 over 3 years, with 0.52 over the last year and 0.73 over 5 years.
Is SOXX a good diversifier for MRVL?
Somewhat, no more. With 0.67 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.67 mean?
On the −1 to +1 scale, 0.67 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/mrvl-vs-soxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/mrvl-vs-soxx/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MRVL correlations · SOXX correlations
