MRVL vs MTUM: Correlation
How closely do Marvell Technology (MRVL) and iShares MSCI USA Momentum Factor ETF (MTUM) trade together? Their weekly returns over three years give a correlation of 0.62, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MRVL and MTUM?
On 3 years of weekly data the MRVL/MTUM correlation comes out at 0.62, strong. The past 12 months show a weaker link (0.46) than the 3-year average (0.62). The 5-year figure is 0.54, and annualized covariance runs at 734.6 %².
Within MRVL's tracked universe of 30 assets, MTUM comes in at #4 by 3-year correlation. The last year tells two different stories: MRVL led by 198.3 percentage points, +223.5% for MRVL against +25.2% for MTUM. The relationship is regime-dependent: the rolling one-year correlation swung between 0.13 and 0.81 over the past three years, so this pair behaves very differently depending on the market environment. Note the risk asymmetry: MRVL runs 2.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 MTUM: side by side
| MRVL (Marvell Technology) | MTUM (iShares MSCI USA Momentum Factor ETF) | |
|---|---|---|
| 1-year return | +223.5% | +25.2% |
| 5-year return | +297.0% | +76.1% |
| Volatility (ann.) | 57.8% | 20.6% |
| Beta vs S&P 500 | 2.19 | 1.25 |
| Max drawdown (3Y) | -60.8% | -21.0% |
| Market cap | $217.0B | – |
| P/E (trailing) | 82.7 | – |
| Dividend yield | 0.10% | 0.62% |
| Expense ratio | – | 0.15% |
| Assets under management | – | $25.3B |
| Sector / category | Information Technology | ETF · US Style |
MTUM is a Large Blend fund from iShares: $25.3B under management, 126 holdings, a 0.15% expense ratio, a 0.62% trailing dividend yield.
Year-by-year returns
| Year | MRVL | MTUM |
|---|---|---|
| 2022 | -57.5% | -18.3% |
| 2023 | +63.7% | +9.1% |
| 2024 | +83.8% | +32.9% |
| 2025 | -22.8% | +22.1% |
| 2026 | +184.5% | +21.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 1.32% of MTUM is MRVL itself, so the fund partly moves with the stock by construction.
Are MRVL and MTUM good diversifiers for each other?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between MRVL and MTUM?
The MRVL/MTUM correlation stands at 0.62 on a 3-year window (1 year: 0.46, 5 years: 0.54), computed from weekly returns as of 2026-08-27.
Is MTUM a good diversifier for MRVL?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.62 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/mrvl-vs-mtum.json
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[](https://www.pairbook.io/pair/mrvl-vs-mtum/)
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Related comparisons
Hubs: MRVL correlations · MTUM correlations
