BUFHX vs. BUFMX
BUFHX (Buffalo High Yield Fund) and BUFMX (Buffalo Mid Cap Fund) are both mutual funds - BUFHX is a High Yield Bonds fund managed by Buffalo, while BUFMX is a Mid Cap Growth Equities fund managed by Buffalo. Over the past 10 years, BUFHX returned 5.43%/yr vs 8.53%/yr for BUFMX. A 0.62 correlation means they provide meaningful diversification when combined. Both charge a 1.02% expense ratio.
Performance
BUFHX vs. BUFMX - Performance Comparison
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Returns By Period
In the year-to-date period, BUFHX achieves a 1.90% return, which is significantly higher than BUFMX's -3.78% return. Over the past 10 years, BUFHX has underperformed BUFMX with an annualized return of 5.43%, while BUFMX has yielded a comparatively higher 8.53% annualized return.
BUFHX
- 1D
- 0.00%
- 1M
- 0.58%
- YTD
- 1.90%
- 6M
- 2.09%
- 1Y
- 4.49%
- 3Y*
- 8.30%
- 5Y*
- 4.76%
- 10Y*
- 5.43%
BUFMX
- 1D
- -2.85%
- 1M
- 1.74%
- YTD
- -3.78%
- 6M
- -4.89%
- 1Y
- -9.19%
- 3Y*
- 4.01%
- 5Y*
- -0.99%
- 10Y*
- 8.53%
BUFHX vs. BUFMX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BUFHX Buffalo High Yield Fund | 1.90% | 5.11% | 10.35% | 11.68% | -5.53% | 5.52% | 9.26% | 12.33% | -2.26% | 5.98% |
BUFMX Buffalo Mid Cap Fund | -3.78% | -1.68% | 6.73% | 26.92% | -27.89% | 14.39% | 34.24% | 37.96% | -7.29% | 13.59% |
Correlation
The correlation between BUFHX and BUFMX is 0.58, 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 | 0.58 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.56 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.60 |
Correlation (All Time) Calculated using the full available price history since Dec 14, 2001 | 0.62 |
The correlation between BUFHX and BUFMX has been stable across timeframes, ranging from 0.56 to 0.62 - a consistent structural relationship.
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Return for Risk
BUFHX vs. BUFMX — Risk / Return Rank
BUFHX
BUFMX
BUFHX vs. BUFMX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Buffalo High Yield Fund (BUFHX) and Buffalo Mid Cap Fund (BUFMX). 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.
| BUFHX | BUFMX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.39 | ||
| Sortino ratioReturn per unit of downside risk | +3.47 | ||
| Omega ratioGain probability vs. loss probability | 1.40 | 0.93 | +0.47 |
| Calmar ratioReturn relative to maximum drawdown | 2.21 | -0.44 | +2.65 |
| Martin ratioReturn relative to average drawdown | 9.34 | -0.92 | +10.26 |
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Drawdowns
BUFHX vs. BUFMX - Drawdown Comparison
The maximum BUFHX drawdown since its inception was -26.01%, smaller than the maximum BUFMX drawdown of -58.44%. Use the drawdown chart below to compare losses from any high point for BUFHX and BUFMX.
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Drawdown Indicators
| BUFHX | BUFMX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -26.01% | -58.44% | +32.43% |
Max Drawdown (1Y)Largest decline over 1 year | -2.13% | -18.37% | +16.24% |
Max Drawdown (3Y)Largest decline over 3 years | -3.83% | -20.29% | +16.46% |
Max Drawdown (5Y)Largest decline over 5 years | -9.98% | -35.58% | +25.60% |
Max Drawdown (10Y)Largest decline over 10 years | -18.74% | -35.58% | +16.84% |
Current DrawdownCurrent decline from peak | -0.19% | -11.78% | +11.59% |
Average DrawdownAverage peak-to-trough decline | -2.02% | -9.40% | +7.38% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.50% | 8.78% | -8.28% |
Volatility
BUFHX vs. BUFMX - Volatility Comparison
The current volatility for Buffalo High Yield Fund (BUFHX) is 0.56%, while Buffalo Mid Cap Fund (BUFMX) has a volatility of 6.79%. This indicates that BUFHX experiences smaller price fluctuations and is considered to be less risky than BUFMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BUFHX | BUFMX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.56% | 6.79% | -6.23% |
Volatility (6M)Calculated over the trailing 6-month period | 1.97% | 13.00% | -11.03% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.51% | 15.92% | -13.41% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.15% | 20.27% | -17.12% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.03% | 19.75% | -15.72% |
BUFHX vs. BUFMX - Expense Ratio Comparison
Both BUFHX and BUFMX have an expense ratio of 1.02%.
Dividends
BUFHX vs. BUFMX - Dividend Comparison
BUFHX's dividend yield for the trailing twelve months is around 7.08%, less than BUFMX's 10.71% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BUFHX Buffalo High Yield Fund | 7.08% | 6.84% | 8.03% | 6.41% | 8.05% | 7.24% | 4.11% | 4.21% | 5.17% | 4.57% | 3.85% | 5.51% |
BUFMX Buffalo Mid Cap Fund | 10.71% | 10.31% | 6.93% | 5.21% | 5.46% | 11.45% | 6.91% | 8.20% | 4.47% | 25.22% | 8.49% | 13.06% |
Frequently Asked Questions
BUFHX and BUFMX have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BUFMX has higher volatility (6.79%) compared to BUFHX (0.56%). In terms of maximum drawdown, BUFHX dropped -26.01% vs BUFMX's -58.44%.
BUFHX currently has the higher Sharpe Ratio (1.88 vs -0.51), 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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