RF vs. EWBC

Last updated Jun 3, 2026

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

Performance

RF vs. EWBC - Performance Comparison

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

Returns By Period

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

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%

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

RF vs. EWBC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RF Regions Financial Corporation	5.42%	21.99%	27.00%	-5.69%	2.33%	39.39%	-1.61%	33.35%	-20.59%	22.95%
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%

Correlation

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

Fundamentals

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

Return for Risk

RF vs. EWBC — Risk / Return Rank

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

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

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

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.

RF vs. EWBC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Regions Financial Corporation (RF) and East West Bancorp, Inc. (EWBC). 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.

	RF	EWBC	Difference
Sharpe ratio Return per unit of total volatility	1.55	1.47	+0.08
Sortino ratio Return per unit of downside risk	2.13	1.99	+0.13
Omega ratio Gain probability vs. loss probability	1.28	1.25	+0.02
Calmar ratio Return relative to maximum drawdown	2.04	2.36	-0.33
Martin ratio Return relative to average drawdown	4.92	6.38	-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.

RF vs. EWBC - Sharpe Ratio Comparison

The current RF Sharpe Ratio is 1.55, which is comparable to the EWBC Sharpe Ratio of 1.47. The chart below compares the historical Sharpe Ratios of RF and EWBC, 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

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

Drawdowns

RF vs. EWBC - Drawdown Comparison

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

Drawdown Indicators

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

Volatility

RF vs. EWBC - Volatility Comparison

Regions Financial Corporation (RF) has a higher volatility of 6.73% compared to East West Bancorp, Inc. (EWBC) at 5.53%. This indicates that RF's price experiences larger fluctuations and is considered to be riskier than EWBC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

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

Dividends

RF vs. EWBC - Dividend Comparison

RF's dividend yield for the trailing twelve months is around 3.78%, more than EWBC's 2.30% 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 RF and EWBC in my portfolio?

RF and EWBC 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, RF or EWBC?

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

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.