BUFHX vs. CWFIX

Last updated Jun 4, 2026

BUFHX (Buffalo High Yield Fund) and CWFIX (Chartwell Short Duration High Yield Fund) are both High Yield Bonds funds. Over the past 10 years, BUFHX returned 5.36%/yr vs 4.01%/yr for CWFIX. A 0.62 correlation means they provide meaningful diversification when combined. BUFHX charges 1.02%/yr vs 0.49%/yr for CWFIX.

Performance

BUFHX vs. CWFIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Buffalo High Yield Fund (BUFHX) and Chartwell Short Duration High Yield Fund (CWFIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BUFHX achieves a 1.80% return, which is significantly higher than CWFIX's 1.50% return. Over the past 10 years, BUFHX has outperformed CWFIX with an annualized return of 5.36%, while CWFIX has yielded a comparatively lower 4.01% annualized return.

BUFHX

• 1D: 0.00%
• 1M: 0.21%
• YTD: 1.80%
• 6M: 2.36%
• 1Y: 5.09%
• 3Y*: 8.42%
• 5Y*: 4.90%
• 10Y*: 5.36%

CWFIX

• 1D: 0.00%
• 1M: 0.64%
• YTD: 1.50%
• 6M: 2.04%
• 1Y: 5.60%
• 3Y*: 6.49%
• 5Y*: 3.92%
• 10Y*: 4.01%

*Multi-year figures are annualized to reflect compound growth (CAGR)

BUFHX vs. CWFIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BUFHX Buffalo High Yield Fund	1.80%	5.11%	10.35%	11.68%	-5.53%	5.52%	9.26%	12.33%	-2.26%	5.98%
CWFIX Chartwell Short Duration High Yield Fund	1.50%	6.99%	5.78%	7.80%	-3.17%	2.40%	4.38%	7.33%	0.36%	3.06%

Correlation

The correlation between BUFHX and CWFIX is 0.66, 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	0.66
Correlation (3Y) Calculated over the trailing 3-year period	0.67
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (10Y) Calculated over the trailing 10-year period	0.65
Correlation (All Time) Calculated using the full available price history since Jul 17, 2014	0.63

The correlation between BUFHX and CWFIX has been stable across timeframes, ranging from 0.62 to 0.71 - a consistent structural relationship.

Return for Risk

BUFHX vs. CWFIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

BUFHX

BUFHX Risk / Return Rank: 51
BUFHX Sharpe Ratio Rank: 49
BUFHX Sortino Ratio Rank: 55
BUFHX Omega Ratio Rank: 64
BUFHX Calmar Ratio Rank: 40
BUFHX Martin Ratio Rank: 49

CWFIX

CWFIX Risk / Return Rank: 97
CWFIX Sharpe Ratio Rank: 98
CWFIX Sortino Ratio Rank: 98
CWFIX Omega Ratio Rank: 98
CWFIX Calmar Ratio Rank: 92
CWFIX Martin Ratio Rank: 97

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BUFHX vs. CWFIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Buffalo High Yield Fund (BUFHX) and Chartwell Short Duration High Yield Fund (CWFIX). 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.

	BUFHX	CWFIX	Difference
Sharpe ratio: Return per unit of total volatility	2.06	3.84	-1.78
Sortino ratio: Return per unit of downside risk	3.13	6.35	-3.22
Omega ratio: Gain probability vs. loss probability	1.44	2.08	-0.63
Calmar ratio: Return relative to maximum drawdown	2.40	5.07	-2.67
Martin ratio: Return relative to average drawdown	10.15	27.36	-17.21
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BUFHX vs. CWFIX - Sharpe Ratio Comparison

The current BUFHX Sharpe Ratio is 2.06, which is lower than the CWFIX Sharpe Ratio of 3.84. The chart below compares the historical Sharpe Ratios of BUFHX and CWFIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BUFHX	CWFIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.06	3.84	-1.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.56	1.42	+0.14
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.33	1.30	+0.03
Sharpe Ratio (All Time) Calculated using the full available price history	1.52	1.12	+0.40

Drawdowns

BUFHX vs. CWFIX - Drawdown Comparison

The maximum BUFHX drawdown since its inception was -26.01%, which is greater than CWFIX's maximum drawdown of -12.41%. Use the drawdown chart below to compare losses from any high point for BUFHX and CWFIX.

Drawdown Indicators

	BUFHX	CWFIX	Difference
Max Drawdown Largest peak-to-trough decline	-26.01%	-12.41%	-13.60%
Max Drawdown (1Y) Largest decline over 1 year	-2.13%	-1.13%	-1.00%
Max Drawdown (3Y) Largest decline over 3 years	-3.83%	-1.37%	-2.46%
Max Drawdown (5Y) Largest decline over 5 years	-9.98%	-6.36%	-3.62%
Max Drawdown (10Y) Largest decline over 10 years	-18.74%	-12.41%	-6.33%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-2.03%	-0.86%	-1.17%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.50%	0.21%	+0.29%

Volatility

BUFHX vs. CWFIX - Volatility Comparison

Buffalo High Yield Fund (BUFHX) has a higher volatility of 0.69% compared to Chartwell Short Duration High Yield Fund (CWFIX) at 0.43%. This indicates that BUFHX's price experiences larger fluctuations and is considered to be riskier than CWFIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BUFHX	CWFIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.69%	0.43%	+0.26%
Volatility (6M) Calculated over the trailing 6-month period	1.96%	1.19%	+0.77%
Volatility (1Y) Calculated over the trailing 1-year period	2.49%	1.49%	+1.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.14%	2.76%	+0.38%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.04%	3.09%	+0.95%

BUFHX vs. CWFIX - Expense Ratio Comparison

BUFHX has a 1.02% expense ratio, which is higher than CWFIX's 0.49% expense ratio.

Dividends

BUFHX vs. CWFIX - Dividend Comparison

BUFHX's dividend yield for the trailing twelve months is around 6.94%, more than CWFIX's 5.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BUFHX Buffalo High Yield Fund	6.94%	6.84%	8.03%	6.41%	8.05%	7.24%	4.11%	4.21%	5.17%	4.57%	3.85%	5.51%
CWFIX Chartwell Short Duration High Yield Fund	5.15%	5.17%	5.09%	4.41%	3.17%	2.79%	3.38%	3.60%	3.24%	2.82%	3.79%	3.32%

Frequently Asked Questions

Can I hold both BUFHX and CWFIX in my portfolio?

BUFHX and CWFIX 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.

Which is riskier, BUFHX or CWFIX?

BUFHX has higher volatility (0.69%) compared to CWFIX (0.43%). In terms of maximum drawdown, BUFHX dropped -26.01% vs CWFIX's -12.41%.

Which has better risk-adjusted returns?

CWFIX currently has the higher Sharpe Ratio (3.84 vs 2.06), 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.