SOXX vs TWN: Correlation
Measured on weekly returns over the past three years, iShares Semiconductor ETF (SOXX) and Taiwan Fund, Inc. (The) (TWN) carry a correlation of 0.74, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SOXX and TWN?
Across a 3-year window, the weekly returns of SOXX and TWN correlate at 0.74, strong. The relationship has been stable: the 1-year correlation (0.74) sits close to the 3-year figure. Stretching to 5 years gives 0.72, with an annualized covariance of 751.0 %².
Among the 127 assets we track against SOXX, TWN ranks #32 by 3-year correlation. Correlation aside, the last 12 months split them widely, with TWN ahead by 17.8 points (+110.0% versus +127.8%).
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.
SOXX vs TWN: side by side
| SOXX (iShares Semiconductor ETF) | TWN (Taiwan Fund, Inc. (The)) | |
|---|---|---|
| 1-year return | +110.0% | +127.8% |
| 5-year return | +247.5% | +320.4% |
| Volatility (ann.) | 35.2% | 28.9% |
| Beta vs S&P 500 | 1.93 | 1.26 |
| Max drawdown (3Y) | -41.4% | -30.0% |
| Market cap | – | $0.6B |
| P/E (trailing) | – | 2.6 |
| Dividend yield | 0.29% | 6.18% |
| Expense ratio | 0.33% | – |
| Assets under management | $44.7B | – |
| Sector / category | ETF · Thematic | US Listed |
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 | SOXX | TWN |
|---|---|---|
| 2022 | -35.1% | -38.5% |
| 2023 | +67.1% | +51.7% |
| 2024 | +12.9% | +32.8% |
| 2025 | +40.7% | +54.1% |
| 2026 | +74.7% | +92.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SOXX and TWN good diversifiers for each other?
To a limited degree. At 0.74 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 SOXX and TWN?
Using weekly returns as of 2026-08-27: 0.74 over 3 years, with 0.74 over the last year and 0.72 over 5 years.
Is TWN a good diversifier for SOXX?
To a limited degree. At 0.74 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 0.74 mean?
On the −1 to +1 scale, 0.74 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
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Related comparisons
Hubs: SOXX correlations · TWN correlations
