PortfoliosLab logo
Buffalo Small Cap Fund (BUFSX)
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Fund Info

ISIN

US1198041022

CUSIP

119804102

Issuer

Buffalo

Inception Date

Apr 14, 1998

Min. Investment

$2,500

Asset Class

Equity

Asset Class Size

Small-Cap

Asset Class Style

Growth

Expense Ratio

BUFSX has a high expense ratio of 1.01%, indicating above-average management fees.


Share Price Chart


Loading data...

Compare to other instruments

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


Performance

Performance Chart


Loading data...

Returns By Period

Buffalo Small Cap Fund (BUFSX) returned -5.91% year-to-date (YTD) and -2.57% over the past 12 months. Over the past 10 years, BUFSX returned -8.09% annually, underperforming the S&P 500 benchmark at 10.79%.


BUFSX

YTD

-5.91%

1M

9.63%

6M

-8.44%

1Y

-2.57%

5Y*

0.39%

10Y*

-8.09%

^GSPC (Benchmark)

YTD

0.60%

1M

9.64%

6M

-0.54%

1Y

11.47%

5Y*

15.67%

10Y*

10.79%

*Annualized

Monthly Returns

The table below presents the monthly returns of BUFSX, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20254.37%-7.66%-6.49%-1.94%6.46%-5.91%
2024-1.98%5.56%0.82%-6.79%2.84%-0.71%7.20%-0.07%0.87%-4.29%10.07%-6.77%5.38%
202310.01%-1.90%-1.87%-4.30%-0.96%8.04%2.27%-4.04%-8.07%-9.77%8.88%9.71%5.45%
2022-16.05%0.62%-0.31%-12.85%-0.71%-6.60%13.06%0.27%-8.67%8.31%-1.23%-7.14%-30.01%
20215.86%6.03%-5.30%5.83%-3.16%5.82%-3.29%0.56%-3.30%5.09%-8.98%-11.44%-8.16%
20201.10%-6.37%-15.39%19.20%14.03%5.85%5.72%4.03%-0.06%1.68%12.91%4.88%52.49%
201913.52%8.99%-1.53%5.90%-7.47%8.63%1.17%-2.74%-2.22%3.79%6.64%-6.50%29.11%
20183.00%-2.38%1.76%1.67%8.33%2.97%-0.76%10.78%-2.03%-13.86%0.82%-33.50%-27.83%
20174.59%3.18%2.40%3.43%0.41%1.57%0.80%-0.06%4.25%3.10%1.21%-23.65%-2.46%
2016-10.31%-0.76%5.92%-0.00%2.64%-0.53%7.24%1.10%2.06%-5.85%6.33%-20.14%-14.84%
2015-3.67%6.93%0.83%-2.04%0.44%1.67%2.28%-8.75%-5.84%4.54%4.28%-43.90%-44.16%
2014-3.54%3.81%-3.61%-6.47%-0.77%6.82%-6.92%3.07%-3.12%3.53%0.47%-8.43%-15.30%

Risk-Adjusted Performance

Risk-Adjusted Performance Rank

The current rank of BUFSX is 17, meaning it’s performing worse than 83% of other mutual funds on our website when it comes to balancing risk and reward. Below is a breakdown of how it compares using common performance measures.


The Risk-Adjusted Performance Rank of BUFSX is 1717
Overall Rank
The Sharpe Ratio Rank of BUFSX is 1414
Sharpe Ratio Rank
The Sortino Ratio Rank of BUFSX is 1919
Sortino Ratio Rank
The Omega Ratio Rank of BUFSX is 1818
Omega Ratio Rank
The Calmar Ratio Rank of BUFSX is 1717
Calmar Ratio Rank
The Martin Ratio Rank of BUFSX is 1616
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

Risk-Adjusted Performance Indicators

The charts below present risk-adjusted performance metrics for Buffalo Small Cap Fund (BUFSX) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.


The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.

Buffalo Small Cap Fund Sharpe ratios as of May 16, 2025 (values are recalculated daily):

  • 1-Year: -0.11
  • 5-Year: 0.01
  • 10-Year: -0.26
  • All Time: 0.09

These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns (including price changes and dividends).

The chart below shows the rolling Sharpe ratio of Buffalo Small Cap Fund compared to the selected benchmark. This view highlights how the investment's risk-adjusted performance has changed over time. For deeper analysis or to customize the calculation, use the Sharpe ratio tool.


Loading data...

Dividends

Dividend History


Buffalo Small Cap Fund doesn't pay dividends

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


Loading data...

Worst Drawdowns

The table below displays the maximum drawdowns of the Buffalo Small Cap Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Buffalo Small Cap Fund was 77.02%, occurring on Mar 18, 2020. The portfolio has not yet recovered.

The current Buffalo Small Cap Fund drawdown is 65.06%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-77.02%Nov 18, 20131593Mar 18, 2020
-54.85%Jul 13, 2007344Nov 20, 2008560Feb 11, 2011904
-42.46%Apr 17, 2002122Oct 9, 2002264Oct 28, 2003386
-28.87%May 13, 201199Oct 3, 2011120Mar 26, 2012219
-24.68%Aug 3, 200131Sep 21, 200148Nov 29, 200179

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


Loading data...