EFA vs UBS: Correlation
iShares MSCI EAFE ETF (EFA) and UBS Group AG Registered (UBS) show a strong relationship: their 3-year correlation of weekly returns is 0.70.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EFA and UBS?
Across a 3-year window, the weekly returns of EFA and UBS correlate at 0.70, strong. Lately the two have drifted apart, with the 1-year correlation at 0.57 versus 0.70 over 3 years. Stretching to 5 years gives 0.75, with an annualized covariance of 291.1 %².
Within EFA's tracked universe of 109 assets, UBS comes in at #39 by 3-year correlation. Correlation aside, the last 12 months split them widely, with UBS ahead by 17.0 points (+21.9% versus +38.9%). Risk is not evenly split, since UBS carries 1.9 times the volatility of the other side.
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.
EFA vs UBS: side by side
| EFA (iShares MSCI EAFE ETF) | UBS (UBS Group AG Registered) | |
|---|---|---|
| 1-year return | +21.9% | +38.9% |
| 5-year return | +56.7% | +273.9% |
| Volatility (ann.) | 14.9% | 27.9% |
| Beta vs S&P 500 | 0.77 | 1.28 |
| Max drawdown (3Y) | -14.1% | -27.0% |
| Market cap | – | $166.4B |
| P/E (trailing) | – | 18.6 |
| Dividend yield | 3.19% | 2.02% |
| Expense ratio | 0.32% | – |
| Assets under management | $78.0B | – |
| Sector / category | ETF · International | US Listed |
EFA, iShares's Foreign Large Blend fund, carries $78.0B under management, 666 holdings, a 0.32% expense ratio, a 3.19% trailing dividend yield.
Year-by-year returns
| Year | EFA | UBS |
|---|---|---|
| 2022 | -14.4% | +7.4% |
| 2023 | +18.4% | +69.9% |
| 2024 | +3.5% | +0.7% |
| 2025 | +31.5% | +57.7% |
| 2026 | +14.3% | +20.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EFA and UBS good diversifiers for each other?
Only partially. A correlation of 0.70 means EFA and UBS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between EFA and UBS?
Using weekly returns as of 2026-08-27: 0.70 over 3 years, with 0.57 over the last year and 0.75 over 5 years.
Is UBS a good diversifier for EFA?
Only partially. A correlation of 0.70 means EFA and UBS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.70 mean?
A reading of 0.70 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/efa-vs-ubs.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/efa-vs-ubs/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EFA correlations · UBS correlations
