IOBZX vs. BUFHX
IOBZX (ICON FlexibleBondFund) and BUFHX (Buffalo High Yield Fund) are both mutual funds - IOBZX is a Multisector Bonds fund managed by ICON Funds, while BUFHX is a High Yield Bonds fund managed by Buffalo. Over the past 10 years, IOBZX returned 3.98%/yr vs 5.20%/yr for BUFHX. Their 0.25 correlation means their historical movements had little consistent relationship. IOBZX charges 0.76%/yr vs 1.02%/yr for BUFHX.
Performance
IOBZX vs. BUFHX - Performance Comparison
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Returns By Period
In the year-to-date period, IOBZX achieves a 1.89% return, which is significantly lower than BUFHX's 2.08% return. Over the past 10 years, IOBZX has underperformed BUFHX with an annualized return of 3.98%, while BUFHX has yielded a comparatively higher 5.20% annualized return.
IOBZX
- 1D
- 0.12%
- 1M
- 0.00%
- 6M
- 0.94%
- YTD
- 1.89%
- 1Y
- 4.57%
- 3Y*
- 6.29%
- 5Y*
- 3.70%
- 10Y*
- 3.98%
- ALL TIME*
- 4.03%
BUFHX
- 1D
- 0.00%
- 1M
- -0.11%
- 6M
- 1.25%
- YTD
- 2.08%
- 1Y
- 3.59%
- 3Y*
- 7.67%
- 5Y*
- 4.77%
- 10Y*
- 5.20%
- ALL TIME*
- 6.51%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
IOBZX vs. BUFHX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IOBZX ICON FlexibleBondFund | 1.89% | 5.67% | 8.33% | 8.28% | -5.63% | 4.17% | 4.61% | 8.16% | 0.87% | 4.25% |
BUFHX Buffalo High Yield Fund | 2.08% | 5.11% | 10.35% | 11.68% | -5.53% | 5.52% | 9.26% | 12.33% | -2.26% | 5.98% |
Correlation
The correlation between IOBZX and BUFHX is 0.66, 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. | 0.66 |
Correlation (3Y) Balances recent behavior with more history. | 0.61 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.63 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.50 |
Correlation (All Time) Calculated using the full available price history since Feb 3, 2004 | 0.25 |
Over the past year, IOBZX and BUFHX have become more correlated (0.66) than their long-term average of 0.25, meaning their price movements have been converging.
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Return for Risk
IOBZX vs. BUFHX — Risk / Return Rank
IOBZX
BUFHX
IOBZX vs. BUFHX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ICON FlexibleBondFund (IOBZX) and Buffalo High Yield Fund (BUFHX). 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.
| IOBZX | BUFHX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.03 | ||
| Sortino ratioReturn per unit of downside risk | +1.34 | ||
| Omega ratioGain probability vs. loss probability | 1.54 | 1.28 | +0.26 |
| Calmar ratioReturn relative to maximum drawdown | 2.33 | 1.60 | +0.73 |
| Martin ratioReturn relative to average drawdown | 10.66 | 6.70 | +3.96 |
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Drawdowns
IOBZX vs. BUFHX - Drawdown Comparison
The maximum IOBZX drawdown since its inception was -15.53%, smaller than the maximum BUFHX drawdown of -26.01%. Use the drawdown chart below to compare losses from any high point for IOBZX and BUFHX.
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Drawdown Indicators
| IOBZX | BUFHX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.53% | -26.01% | +10.48% |
Max Drawdown (1Y)Largest decline over 1 year | -2.08% | -2.13% | +0.05% |
Max Drawdown (3Y)Largest decline over 3 years | -2.97% | -3.83% | +0.86% |
Max Drawdown (5Y)Largest decline over 5 years | -8.48% | -9.98% | +1.50% |
Max Drawdown (10Y)Largest decline over 10 years | -15.53% | -18.74% | +3.21% |
Current DrawdownCurrent decline from peak | -0.23% | -0.30% | +0.07% |
Average DrawdownAverage peak-to-trough decline | -1.27% | -2.02% | +0.75% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.45% | 0.51% | -0.06% |
Volatility
IOBZX vs. BUFHX - Volatility Comparison
ICON FlexibleBondFund (IOBZX) has a higher volatility of 0.59% compared to Buffalo High Yield Fund (BUFHX) at 0.56%. This indicates that IOBZX's price experiences larger fluctuations and is considered to be riskier than BUFHX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IOBZX | BUFHX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.59% | 0.56% | +0.03% |
Volatility (6M)Calculated over the trailing 6-month period | 1.71% | 2.00% | -0.29% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.03% | 2.52% | -0.49% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.83% | 3.14% | -0.31% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.70% | 4.02% | -0.32% |
IOBZX vs. BUFHX - Expense Ratio Comparison
IOBZX has a 0.76% expense ratio, which is lower than BUFHX's 1.02% expense ratio.
Dividends
IOBZX vs. BUFHX - Dividend Comparison
IOBZX's dividend yield for the trailing twelve months is around 5.44%, less than BUFHX's 7.07% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BUFHX Buffalo High Yield Fund | 7.07% | 6.84% | 8.03% | 6.41% | 8.05% | 7.24% | 4.11% | 4.21% | 5.17% | 4.57% | 3.85% | 5.51% |
IOBZX ICON FlexibleBondFund | 5.44% | 6.74% | 6.71% | 5.65% | 5.22% | 4.90% | 4.03% | 4.67% | 4.18% | 4.07% | 3.58% | 4.00% |
Frequently Asked Questions
IOBZX and BUFHX have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IOBZX has higher volatility (0.59%) compared to BUFHX (0.56%). In terms of maximum drawdown, IOBZX dropped -15.53% vs BUFHX's -26.01%.
IOBZX currently has the higher Sharpe Ratio (2.38 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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