BUFSX vs. BUFHX
BUFSX (Buffalo Small Cap Fund) and BUFHX (Buffalo High Yield Fund) are both mutual funds - BUFSX is a Small Cap Growth Equities fund managed by Buffalo, while BUFHX is a High Yield Bonds fund managed by Buffalo. Over the past 10 years, BUFSX returned 11.65%/yr vs 5.43%/yr for BUFHX. A 0.58 correlation means they provide meaningful diversification when combined. BUFSX charges 1.01%/yr vs 1.02%/yr for BUFHX.
Performance
BUFSX vs. BUFHX - Performance Comparison
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Returns By Period
In the year-to-date period, BUFSX achieves a 17.29% return, which is significantly higher than BUFHX's 1.90% return. Over the past 10 years, BUFSX has outperformed BUFHX with an annualized return of 11.65%, while BUFHX has yielded a comparatively lower 5.43% annualized return.
BUFSX
- 1D
- 0.64%
- 1M
- 5.44%
- YTD
- 17.29%
- 6M
- 14.60%
- 1Y
- 23.70%
- 3Y*
- 7.65%
- 5Y*
- -3.61%
- 10Y*
- 11.65%
BUFHX
- 1D
- -0.10%
- 1M
- 0.58%
- YTD
- 1.90%
- 6M
- 2.09%
- 1Y
- 4.69%
- 3Y*
- 8.30%
- 5Y*
- 4.79%
- 10Y*
- 5.43%
BUFSX vs. BUFHX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BUFSX Buffalo Small Cap Fund | 17.29% | -0.13% | 5.38% | 5.45% | -30.01% | 4.44% | 66.49% | 40.97% | -5.73% | 26.96% |
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% |
Correlation
The correlation between BUFSX and BUFHX is 0.57, 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 | 0.57 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.57 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.55 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.58 |
Correlation (All Time) Calculated using the full available price history since Apr 14, 1998 | 0.58 |
The correlation between BUFSX and BUFHX has been stable across timeframes, ranging from 0.55 to 0.58 - a consistent structural relationship.
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Return for Risk
BUFSX vs. BUFHX — Risk / Return Rank
BUFSX
BUFHX
BUFSX vs. BUFHX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Buffalo Small Cap Fund (BUFSX) 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.
| BUFSX | BUFHX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.65 | ||
| Sortino ratioReturn per unit of downside risk | -1.03 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 1.41 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | 1.67 | 2.26 | -0.59 |
| Martin ratioReturn relative to average drawdown | 6.12 | 9.54 | -3.42 |
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Drawdowns
BUFSX vs. BUFHX - Drawdown Comparison
The maximum BUFSX drawdown since its inception was -53.24%, which is greater than BUFHX's maximum drawdown of -26.01%. Use the drawdown chart below to compare losses from any high point for BUFSX and BUFHX.
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Drawdown Indicators
| BUFSX | BUFHX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -53.24% | -26.01% | -27.23% |
Max Drawdown (1Y)Largest decline over 1 year | -14.92% | -2.13% | -12.79% |
Max Drawdown (3Y)Largest decline over 3 years | -26.39% | -3.83% | -22.56% |
Max Drawdown (5Y)Largest decline over 5 years | -46.57% | -9.98% | -36.59% |
Max Drawdown (10Y)Largest decline over 10 years | -46.74% | -18.74% | -28.00% |
Current DrawdownCurrent decline from peak | -20.11% | -0.19% | -19.92% |
Average DrawdownAverage peak-to-trough decline | -12.93% | -2.02% | -10.91% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.06% | 0.50% | +3.56% |
Volatility
BUFSX vs. BUFHX - Volatility Comparison
Buffalo Small Cap Fund (BUFSX) has a higher volatility of 6.70% compared to Buffalo High Yield Fund (BUFHX) at 0.56%. This indicates that BUFSX'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
| BUFSX | BUFHX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.70% | 0.56% | +6.14% |
Volatility (6M)Calculated over the trailing 6-month period | 14.57% | 1.97% | +12.60% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.71% | 2.51% | +17.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.60% | 3.15% | +21.45% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.63% | 4.04% | +20.59% |
BUFSX vs. BUFHX - Expense Ratio Comparison
BUFSX has a 1.01% expense ratio, which is lower than BUFHX's 1.02% expense ratio.
Dividends
BUFSX vs. BUFHX - Dividend Comparison
BUFSX has not paid dividends to shareholders, while BUFHX's dividend yield for the trailing twelve months is around 7.08%.
| 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% |
BUFSX Buffalo Small Cap Fund | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 13.53% | 9.01% | 9.14% | 31.02% | 30.30% | 25.19% | 70.18% |
Frequently Asked Questions
BUFSX and BUFHX have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BUFSX has higher volatility (6.70%) compared to BUFHX (0.56%). In terms of maximum drawdown, BUFSX dropped -53.24% vs BUFHX's -26.01%.
BUFHX currently has the higher Sharpe Ratio (1.92 vs 1.26), 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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