EWBC vs. RF

Last updated Jun 3, 2026

EWBC (East West Bancorp, Inc.) and RF (Regions Financial Corporation) are both stocks. Both are in the Financial Services sector — EWBC in Banks - Diversified, RF in Banks - Regional. Over the past 10 years, EWBC returned 15.04%/yr vs 15.51%/yr for RF. A 0.63 correlation means they provide meaningful diversification when combined.

Performance

EWBC vs. RF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in East West Bancorp, Inc. (EWBC) and Regions Financial Corporation (RF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EWBC achieves a 9.97% return, which is significantly higher than RF's 5.42% return. Both investments have delivered pretty close results over the past 10 years, with EWBC having a 15.04% annualized return and RF not far ahead at 15.51%.

EWBC

• 1D: 1.06%
• 1M: -2.46%
• YTD: 9.97%
• 6M: 15.35%
• 1Y: 38.25%
• 3Y*: 36.47%
• 5Y*: 13.22%
• 10Y*: 15.04%

RF

• 1D: 2.52%
• 1M: 0.38%
• YTD: 5.42%
• 6M: 12.44%
• 1Y: 38.10%
• 3Y*: 21.67%
• 5Y*: 8.77%
• 10Y*: 15.51%

*Multi-year figures are annualized to reflect compound growth (CAGR)

EWBC vs. RF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EWBC East West Bancorp, Inc.	9.97%	20.31%	36.76%	12.75%	-14.44%	57.98%	7.23%	14.34%	-27.44%	21.38%
RF Regions Financial Corporation	5.42%	21.99%	27.00%	-5.69%	2.33%	39.39%	-1.61%	33.35%	-20.59%	22.95%

Correlation

The correlation between EWBC and RF is 0.73, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.73
Correlation (3Y) Calculated over the trailing 3-year period	0.79
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (10Y) Calculated over the trailing 10-year period	0.82
Correlation (All Time) Calculated using the full available price history since Feb 9, 1999	0.63

The correlation between EWBC and RF shifts across timeframes, from 0.63 (all time) to 0.82 (10 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap EWBC : $16.94B RF : $24.33B
EPS EWBC : $10.02 RF : $2.51
PE Ratio EWBC : 12.17 RF : 11.16
PS Ratio EWBC : 4.61 RF : 2.58
PB Ratio EWBC : 1.88 RF : 1.40
Total Revenue (TTM) EWBC : $3.68B RF : $9.62B
Gross Profit (TTM) EWBC : $2.18B RF : $7.29B
EBITDA (TTM) EWBC : $1.59B RF : $2.90B

Return for Risk

EWBC vs. RF — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

EWBC

EWBC Risk / Return Rank: 77
EWBC Sharpe Ratio Rank: 80
EWBC Sortino Ratio Rank: 74
EWBC Omega Ratio Rank: 73
EWBC Calmar Ratio Rank: 77
EWBC Martin Ratio Rank: 79

RF

RF Risk / Return Rank: 77
RF Sharpe Ratio Rank: 82
RF Sortino Ratio Rank: 77
RF Omega Ratio Rank: 76
RF Calmar Ratio Rank: 74
RF Martin Ratio Rank: 75

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

EWBC vs. RF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for East West Bancorp, Inc. (EWBC) and Regions Financial Corporation (RF). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	EWBC	RF	Difference
Sharpe ratio Return per unit of total volatility	1.47	1.55	-0.08
Sortino ratio Return per unit of downside risk	1.99	2.13	-0.13
Omega ratio Gain probability vs. loss probability	1.25	1.28	-0.02
Calmar ratio Return relative to maximum drawdown	2.36	2.04	+0.33
Martin ratio Return relative to average drawdown	6.38	4.92	+1.47
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EWBC vs. RF - Sharpe Ratio Comparison

The current EWBC Sharpe Ratio is 1.47, which is comparable to the RF Sharpe Ratio of 1.55. The chart below compares the historical Sharpe Ratios of EWBC and RF, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	EWBC	RF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.47	1.55	-0.08
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.37	0.28	+0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.40	0.43	-0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.33	0.18	+0.15

Drawdowns

EWBC vs. RF - Drawdown Comparison

The maximum EWBC drawdown since its inception was -92.14%, roughly equal to the maximum RF drawdown of -92.65%. Use the drawdown chart below to compare losses from any high point for EWBC and RF.

Drawdown Indicators

	EWBC	RF	Difference
Max Drawdown Largest peak-to-trough decline	-92.14%	-92.65%	+0.51%
Max Drawdown (1Y) Largest decline over 1 year	-15.71%	-18.45%	+2.74%
Max Drawdown (3Y) Largest decline over 3 years	-35.77%	-32.35%	-3.42%
Max Drawdown (5Y) Largest decline over 5 years	-54.06%	-40.99%	-13.07%
Max Drawdown (10Y) Largest decline over 10 years	-67.67%	-60.73%	-6.94%
Current Drawdown Current decline from peak	-2.96%	-7.69%	+4.73%
Average Drawdown Average peak-to-trough decline	-22.82%	-31.08%	+8.26%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.82%	7.64%	-1.82%

Volatility

EWBC vs. RF - Volatility Comparison

The current volatility for East West Bancorp, Inc. (EWBC) is 5.53%, while Regions Financial Corporation (RF) has a volatility of 6.73%. This indicates that EWBC experiences smaller price fluctuations and is considered to be less risky than RF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EWBC	RF	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.53%	6.73%	-1.20%
Volatility (6M) Calculated over the trailing 6-month period	17.71%	17.73%	-0.02%
Volatility (1Y) Calculated over the trailing 1-year period	26.16%	24.64%	+1.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	36.31%	31.51%	+4.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.97%	35.92%	+2.05%

Dividends

EWBC vs. RF - Dividend Comparison

EWBC's dividend yield for the trailing twelve months is around 2.30%, less than RF's 3.78% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EWBC East West Bancorp, Inc.	2.30%	2.14%	2.30%	2.67%	2.43%	1.68%	2.17%	2.17%	1.98%	1.32%	1.57%	1.92%
RF Regions Financial Corporation	3.78%	5.12%	4.17%	4.54%	3.43%	2.98%	3.85%	3.44%	3.44%	1.82%	1.78%	2.40%

Financials

Frequently Asked Questions

Can I hold both EWBC and RF in my portfolio?

EWBC and RF have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EWBC or RF?

RF has higher volatility (6.73%) compared to EWBC (5.53%). In terms of maximum drawdown, EWBC dropped -92.14% vs RF's -92.65%.

Which has better risk-adjusted returns?

RF currently has the higher Sharpe Ratio (1.55 vs 1.47), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.