IBOC vs. BOKF
IBOC (International Bancshares Corporation) and BOKF (BOK Financial Corporation) are both stocks. Both operate in the Banks - Regional industry within the Financial Services sector. Over the past 10 years, IBOC returned 14.37%/yr vs 11.18%/yr for BOKF. A 0.56 correlation means they provide meaningful diversification when combined.
Performance
IBOC vs. BOKF - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with IBOC having a 15.43% return and BOKF slightly lower at 15.25%. Over the past 10 years, IBOC has outperformed BOKF with an annualized return of 14.37%, while BOKF has yielded a comparatively lower 11.18% annualized return.
IBOC
- 1D
- 1.08%
- 1M
- 4.31%
- YTD
- 15.43%
- 6M
- 11.41%
- 1Y
- 18.21%
- 3Y*
- 23.47%
- 5Y*
- 14.09%
- 10Y*
- 14.37%
BOKF
- 1D
- 1.76%
- 1M
- 3.42%
- YTD
- 15.25%
- 6M
- 12.81%
- 1Y
- 45.86%
- 3Y*
- 21.30%
- 5Y*
- 11.17%
- 10Y*
- 11.18%
IBOC vs. BOKF - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IBOC International Bancshares Corporation | 15.43% | 7.41% | 19.11% | 21.97% | 10.94% | 16.51% | -9.51% | 28.67% | -11.78% | -0.96% |
BOKF BOK Financial Corporation | 15.25% | 13.77% | 27.19% | -15.25% | 0.59% | 57.59% | -18.97% | 22.09% | -18.98% | 13.57% |
Correlation
The correlation between IBOC and BOKF is 0.69, 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 | 0.69 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.73 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.76 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.79 |
Correlation (All Time) Calculated using the full available price history since May 30, 1996 | 0.56 |
The correlation between IBOC and BOKF shifts across timeframes, from 0.56 (all time) to 0.79 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
IBOC:
$8.95
BOKF:
$9.92
IBOC:
8.49
BOKF:
13.63
IBOC:
0.59
BOKF:
12.09
IBOC:
4.40
BOKF:
3.05
IBOC:
$804.91M
BOKF:
$2.74B
IBOC:
$632.71M
BOKF:
$1.83B
IBOC:
$416.98M
BOKF:
$806.38M
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Return for Risk
IBOC vs. BOKF — Risk / Return Rank
IBOC
BOKF
IBOC vs. BOKF - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for International Bancshares Corporation (IBOC) and BOK Financial Corporation (BOKF). 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.
| IBOC | BOKF | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.19 | ||
| Sortino ratioReturn per unit of downside risk | -1.38 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 1.35 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | 1.44 | 4.52 | -3.09 |
| Martin ratioReturn relative to average drawdown | 3.39 | 10.36 | -6.97 |
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Drawdowns
IBOC vs. BOKF - Drawdown Comparison
The maximum IBOC drawdown since its inception was -77.43%, smaller than the maximum BOKF drawdown of -86.36%. Use the drawdown chart below to compare losses from any high point for IBOC and BOKF.
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Drawdown Indicators
| IBOC | BOKF | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.43% | -86.36% | +8.93% |
Max Drawdown (1Y)Largest decline over 1 year | -12.74% | -10.19% | -2.55% |
Max Drawdown (3Y)Largest decline over 3 years | -24.09% | -29.72% | +5.63% |
Max Drawdown (5Y)Largest decline over 5 years | -24.09% | -42.75% | +18.66% |
Max Drawdown (10Y)Largest decline over 10 years | -63.37% | -64.97% | +1.60% |
Current DrawdownCurrent decline from peak | -0.80% | -1.62% | +0.82% |
Average DrawdownAverage peak-to-trough decline | -16.73% | -18.80% | +2.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.39% | 4.44% | +0.95% |
Volatility
IBOC vs. BOKF - Volatility Comparison
The current volatility for International Bancshares Corporation (IBOC) is 6.27%, while BOK Financial Corporation (BOKF) has a volatility of 6.95%. This indicates that IBOC experiences smaller price fluctuations and is considered to be less risky than BOKF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBOC | BOKF | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.27% | 6.95% | -0.68% |
Volatility (6M)Calculated over the trailing 6-month period | 16.09% | 14.42% | +1.67% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.75% | 23.46% | +0.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.29% | 28.04% | +0.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.10% | 33.50% | +0.60% |
Dividends
IBOC vs. BOKF - Dividend Comparison
IBOC's dividend yield for the trailing twelve months is around 1.88%, more than BOKF's 1.82% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOKF BOK Financial Corporation | 1.82% | 1.98% | 2.09% | 2.53% | 2.05% | 1.98% | 2.99% | 2.30% | 2.59% | 1.92% | 2.08% | 2.81% |
IBOC International Bancshares Corporation | 1.88% | 2.11% | 2.09% | 2.32% | 2.62% | 2.71% | 2.94% | 2.44% | 2.18% | 1.66% | 1.47% | 2.26% |
Financials
IBOC vs. BOKF - Financials Comparison
This section allows you to compare key financial metrics between International Bancshares Corporation and BOK Financial Corporation. 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
Frequently Asked Questions
IBOC and BOKF have a correlation of 0.69, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BOKF has higher volatility (6.95%) compared to IBOC (6.27%). In terms of maximum drawdown, IBOC dropped -77.43% vs BOKF's -86.36%.
BOKF currently has the higher Sharpe Ratio (1.97 vs 0.78), 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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