EWBC vs TZOO: Correlation
Measured on weekly returns over the past three years, East West Bancorp, Inc. (EWBC) and Travelzoo (TZOO) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EWBC and TZOO?
Across a 3-year window, the weekly returns of EWBC and TZOO correlate at 0.37, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.06 versus 0.37 over 3 years. Stretching to 5 years gives 0.33, with an annualized covariance of 699.2 %².
Out of 13 assets tracked against EWBC, TZOO lands near the bottom at #9. Their recent paths diverged sharply: over the last 12 months EWBC outperformed by 56.8 percentage points (+25.0% for EWBC against -31.8% for TZOO). Risk is not evenly split, since TZOO carries 2.1 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.
EWBC vs TZOO: side by side
| EWBC (East West Bancorp, Inc.) | TZOO (Travelzoo) | |
|---|---|---|
| 1-year return | +25.0% | -31.8% |
| 5-year return | +103.5% | -45.0% |
| Volatility (ann.) | 30.2% | 62.1% |
| Beta vs S&P 500 | 1.03 | 0.99 |
| Max drawdown (3Y) | -35.8% | -78.8% |
| Market cap | $17.8B | $0.1B |
| P/E (trailing) | 12.5 | 111.0 |
| Dividend yield | 2.15% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EWBC | TZOO |
|---|---|---|
| 2022 | -14.4% | -52.8% |
| 2023 | +12.8% | +114.2% |
| 2024 | +36.8% | +109.3% |
| 2025 | +20.3% | -64.3% |
| 2026 | +17.6% | -6.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EWBC and TZOO good diversifiers for each other?
Reasonably. At 0.37, EWBC and TZOO keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between EWBC and TZOO?
Using weekly returns as of 2026-08-27: 0.37 over 3 years, with 0.06 over the last year and 0.33 over 5 years.
Is TZOO a good diversifier for EWBC?
Reasonably. At 0.37, EWBC and TZOO keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.37 mean?
On the −1 to +1 scale, 0.37 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/ewbc-vs-tzoo.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ewbc-vs-tzoo/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EWBC correlations · TZOO correlations
