BTX vs MRVL: Correlation
How closely do BlackRock Technology and Private Equity Term Trust (BTX) and Marvell Technology (MRVL) trade together? Their weekly returns over three years give a correlation of 0.58, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BTX and MRVL?
Across a 3-year window, the weekly returns of BTX and MRVL correlate at 0.58, moderate. Recent behaviour matches the longer record: 0.51 over 1 year against 0.58 over 3. Stretching to 5 years gives 0.54, with an annualized covariance of 813.7 %².
By 3-year correlation, MRVL places #11 of the 20 assets tracked against BTX. Correlation aside, the last 12 months split them widely, with MRVL ahead by 184.0 points (+39.5% versus +223.5%). Note the risk asymmetry: MRVL runs 2.4 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.
BTX vs MRVL: side by side
| BTX (BlackRock Technology and Private Equity Term Trust) | MRVL (Marvell Technology) | |
|---|---|---|
| 1-year return | +39.5% | +223.5% |
| 5-year return | -21.7% | +297.0% |
| Volatility (ann.) | 24.4% | 57.8% |
| Beta vs S&P 500 | 1.23 | 2.19 |
| Max drawdown (3Y) | -31.7% | -60.8% |
| Market cap | $1.1B | $217.0B |
| P/E (trailing) | 23.8 | 82.7 |
| Dividend yield | 0.00% | 0.10% |
| Sector / category | US Listed | Information Technology |
Year-by-year returns
| Year | BTX | MRVL |
|---|---|---|
| 2022 | -47.8% | -57.5% |
| 2023 | +19.3% | +63.7% |
| 2024 | +13.4% | +83.8% |
| 2025 | +0.9% | -22.8% |
| 2026 | +45.3% | +184.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BTX and MRVL good diversifiers for each other?
To a limited degree. At 0.58 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 BTX and MRVL?
As of 2026-08-27, the correlation of weekly returns between BTX and MRVL is 0.58 over 3 years, 0.51 over 1 year and 0.54 over 5 years.
Is MRVL a good diversifier for BTX?
To a limited degree. At 0.58 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 0.58 mean?
A reading of 0.58 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/btx-vs-mrvl.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/btx-vs-mrvl/)
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Related comparisons
Hubs: BTX correlations · MRVL correlations
