OSBC vs. EWBC
OSBC (Old Second Bancorp, Inc.) and EWBC (East West Bancorp, Inc.) are both stocks. Both are in the Financial Services sector — OSBC in Banks - Regional, EWBC in Banks - Diversified. Over the past 10 years, OSBC returned 14.15%/yr vs 17.28%/yr for EWBC. Their 0.39 correlation means their historical movements had little consistent relationship.
Performance
OSBC vs. EWBC - Performance Comparison
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Returns By Period
In the year-to-date period, OSBC achieves a 30.95% return, which is significantly higher than EWBC's 18.13% return. Over the past 10 years, OSBC has underperformed EWBC with an annualized return of 14.15%, while EWBC has yielded a comparatively higher 17.28% annualized return.
OSBC
- 1D
- 0.08%
- 1M
- 9.17%
- 6M
- 28.26%
- YTD
- 30.95%
- 1Y
- 54.52%
- 3Y*
- 17.38%
- 5Y*
- 18.54%
- 10Y*
- 14.15%
- ALL TIME*
- 5.41%
EWBC
- 1D
- 0.07%
- 1M
- 1.31%
- 6M
- 16.01%
- YTD
- 18.13%
- 1Y
- 36.00%
- 3Y*
- 32.64%
- 5Y*
- 15.80%
- 10Y*
- 17.28%
- ALL TIME*
- 14.41%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $112.82M | $115.30M | $117.41M | |
| $11.96M | $10.46M | $9.01M |
OSBC vs. EWBC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OSBC Old Second Bancorp, Inc. | 30.95% | 11.25% | 16.69% | -2.37% | 29.23% | 26.26% | -24.70% | 3.93% | -4.50% | 23.95% |
EWBC East West Bancorp, Inc. | 18.13% | 20.31% | 36.76% | 12.75% | -14.44% | 57.98% | 7.23% | 14.34% | -27.44% | 21.38% |
Correlation
The correlation between OSBC and EWBC is 0.62, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.62 |
Correlation (3Y) Balances recent behavior with more history. | 0.69 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.67 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.64 |
Correlation (All Time) Calculated using the full available price history since Feb 8, 1999 | 0.39 |
Over the past year, OSBC and EWBC have become more correlated (0.62) than their long-term average of 0.39, meaning their price movements have been converging.
Fundamentals
OSBC:
$1.30B
EWBC:
$17.95B
OSBC:
$1.74
EWBC:
$10.41
OSBC:
14.54
EWBC:
12.58
OSBC:
0.41
EWBC:
1.02
OSBC:
3.04
EWBC:
6.90
OSBC:
1.47
EWBC:
1.96
OSBC:
$442.28M
EWBC:
$2.64B
OSBC:
$254.19M
EWBC:
$1.53B
OSBC:
$96.42M
EWBC:
$2.43B
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Return for Risk
OSBC vs. EWBC — Risk / Return Rank
OSBC
EWBC
OSBC vs. EWBC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Old Second Bancorp, Inc. (OSBC) 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| OSBC | EWBC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.61 | ||
| Sortino ratioReturn per unit of downside risk | +0.67 | ||
| Omega ratioGain probability vs. loss probability | 1.35 | 1.24 | +0.10 |
| Calmar ratioReturn relative to maximum drawdown | 4.70 | 2.18 | +2.52 |
| Martin ratioReturn relative to average drawdown | 11.46 | 6.20 | +5.26 |
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Drawdowns
OSBC vs. EWBC - Drawdown Comparison
The maximum OSBC drawdown since its inception was -97.67%, which is greater than EWBC's maximum drawdown of -92.14%. Use the drawdown chart below to compare losses from any high point for OSBC and EWBC.
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Drawdown Indicators
| OSBC | EWBC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.67% | -92.14% | -5.53% |
Max Drawdown (1Y)Largest decline over 1 year | -10.93% | -15.71% | +4.78% |
Max Drawdown (3Y)Largest decline over 3 years | -25.52% | -35.77% | +10.25% |
Max Drawdown (5Y)Largest decline over 5 years | -36.27% | -54.06% | +17.79% |
Max Drawdown (10Y)Largest decline over 10 years | -60.07% | -67.67% | +7.60% |
Current DrawdownCurrent decline from peak | -10.41% | -3.78% | -6.63% |
Average DrawdownAverage peak-to-trough decline | -43.88% | -22.71% | -21.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.47% | 5.51% | -1.04% |
Volatility
OSBC vs. EWBC - Volatility Comparison
Old Second Bancorp, Inc. (OSBC) and East West Bancorp, Inc. (EWBC) have volatilities of 5.86% and 5.86%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OSBC | EWBC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.86% | 5.86% | 0.00% |
Volatility (6M)Calculated over the trailing 6-month period | 16.50% | 17.02% | -0.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 26.14% | 25.28% | +0.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.43% | 35.90% | -6.47% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.78% | 37.68% | -2.90% |
Dividends
OSBC vs. EWBC - Dividend Comparison
OSBC's dividend yield for the trailing twelve months is around 1.11%, less than EWBC's 2.14% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
EWBC East West Bancorp, Inc. | 2.14% | 2.14% | 2.30% | 2.67% | 2.43% | 1.68% | 2.17% | 2.17% | 1.98% | 1.32% | 1.57% | 1.92% |
OSBC Old Second Bancorp, Inc. | 1.11% | 1.28% | 1.18% | 1.30% | 1.25% | 1.27% | 0.40% | 0.30% | 0.31% | 0.29% | 0.27% | 0.00% |
Financials
OSBC vs. EWBC - Financials Comparison
This section allows you to compare key financial metrics between Old Second Bancorp, Inc. and East West Bancorp, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
OSBC vs. EWBC - Profitability Comparison
OSBC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Old Second Bancorp, Inc. reported a gross profit of 0.00 and revenue of 101.19M. Therefore, the gross margin over that period was 0.0%.
EWBC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, East West Bancorp, Inc. reported a gross profit of -738.95M and revenue of -950.22M. Therefore, the gross margin over that period was 77.8%.
OSBC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Old Second Bancorp, Inc. reported an operating income of 0.00 and revenue of 101.19M, resulting in an operating margin of 0.0%.
EWBC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, East West Bancorp, Inc. reported an operating income of -457.44M and revenue of -950.22M, resulting in an operating margin of 48.1%.
OSBC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Old Second Bancorp, Inc. reported a net income of 28.18M and revenue of 101.19M, resulting in a net margin of 27.9%.
EWBC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, East West Bancorp, Inc. reported a net income of 363.70M and revenue of -950.22M, resulting in a net margin of -38.3%.
Frequently Asked Questions
OSBC and EWBC have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
EWBC has higher volatility (5.86%) compared to OSBC (5.86%). In terms of maximum drawdown, OSBC dropped -97.67% vs EWBC's -92.14%.
OSBC currently has the higher Sharpe Ratio (1.97 vs 1.35), 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.
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