BUFBX vs. PRWCX

Last updated Jun 24, 2026

BUFBX (Buffalo Flexible Income Fund) and PRWCX (T. Rowe Price Capital Appreciation Fund) are both mutual funds - BUFBX is a Large Cap Value Equities fund managed by Buffalo, while PRWCX is a Diversified Portfolio fund actively managed by T. Rowe Price. Over the past 10 years, BUFBX returned 9.64%/yr vs 11.36%/yr for PRWCX. A 0.74 correlation means they provide meaningful diversification when combined. BUFBX charges 1.01%/yr vs 0.68%/yr for PRWCX.

Performance

BUFBX vs. PRWCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Buffalo Flexible Income Fund (BUFBX) and T. Rowe Price Capital Appreciation Fund (PRWCX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BUFBX achieves a 8.19% return, which is significantly higher than PRWCX's 4.53% return. Over the past 10 years, BUFBX has underperformed PRWCX with an annualized return of 9.64%, while PRWCX has yielded a comparatively higher 11.36% annualized return.

BUFBX

• 1D: 0.14%
• 1M: -4.32%
• YTD: 8.19%
• 6M: 8.08%
• 1Y: 14.07%
• 3Y*: 12.42%
• 5Y*: 10.40%
• 10Y*: 9.64%

PRWCX

• 1D: -0.08%
• 1M: -0.53%
• YTD: 4.53%
• 6M: 4.44%
• 1Y: 12.48%
• 3Y*: 12.75%
• 5Y*: 8.42%
• 10Y*: 11.36%

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

BUFBX vs. PRWCX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BUFBX Buffalo Flexible Income Fund	8.19%	10.37%	10.26%	7.42%	3.97%	29.97%	-2.27%	18.76%	-7.01%	13.20%
PRWCX T. Rowe Price Capital Appreciation Fund	4.53%	12.45%	12.50%	18.85%	-12.00%	18.45%	18.13%	24.62%	0.63%	15.34%

Correlation

The correlation between BUFBX and PRWCX is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.24
Correlation (3Y) Calculated over the trailing 3-year period	0.54
Correlation (5Y) Calculated over the trailing 5-year period	0.65
Correlation (10Y) Calculated over the trailing 10-year period	0.71
Correlation (All Time) Calculated using the full available price history since Aug 12, 1994	0.74

Over the past year, the correlation between BUFBX and PRWCX has dropped to 0.24 - well below their long-term average of 0.74, suggesting their price drivers have been diverging.

Return for Risk

BUFBX vs. PRWCX — Risk / Return Rank

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

BUFBX

BUFBX Risk / Return Rank: 47
BUFBX Sharpe Ratio Rank: 35
BUFBX Sortino Ratio Rank: 33
BUFBX Omega Ratio Rank: 31
BUFBX Calmar Ratio Rank: 76
BUFBX Martin Ratio Rank: 62

PRWCX

PRWCX Risk / Return Rank: 39
PRWCX Sharpe Ratio Rank: 39
PRWCX Sortino Ratio Rank: 37
PRWCX Omega Ratio Rank: 40
PRWCX Calmar Ratio Rank: 34
PRWCX Martin Ratio Rank: 43

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.

BUFBX vs. PRWCX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Buffalo Flexible Income Fund (BUFBX) and T. Rowe Price Capital Appreciation Fund (PRWCX). 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.

	BUFBX	PRWCX	Difference
Sharpe ratio: Return per unit of total volatility	1.58	1.68	-0.09
Sortino ratio: Return per unit of downside risk	2.22	2.37	-0.15
Omega ratio: Gain probability vs. loss probability	1.27	1.31	-0.04
Calmar ratio: Return relative to maximum drawdown	3.26	2.07	+1.20
Martin ratio: Return relative to average drawdown	11.49	8.70	+2.79

BUFBX vs. PRWCX - Sharpe Ratio Comparison

The current BUFBX Sharpe Ratio is 1.58, which is comparable to the PRWCX Sharpe Ratio of 1.68. The chart below compares the historical Sharpe Ratios of BUFBX and PRWCX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

BUFBX vs. PRWCX - Drawdown Comparison

The maximum BUFBX drawdown since its inception was -39.78%, roughly equal to the maximum PRWCX drawdown of -41.77%. Use the drawdown chart below to compare losses from any high point for BUFBX and PRWCX.

Drawdown Indicators

	BUFBX	PRWCX	Difference
Max Drawdown Largest peak-to-trough decline	-39.78%	-41.77%	+1.99%
Max Drawdown (1Y) Largest decline over 1 year	-4.45%	-6.32%	+1.87%
Max Drawdown (3Y) Largest decline over 3 years	-12.85%	-15.96%	+3.11%
Max Drawdown (5Y) Largest decline over 5 years	-14.67%	-17.07%	+2.40%
Max Drawdown (10Y) Largest decline over 10 years	-35.51%	-26.86%	-8.65%
Current Drawdown Current decline from peak	-4.32%	-1.58%	-2.74%
Average Drawdown Average peak-to-trough decline	-4.72%	-3.33%	-1.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.26%	1.50%	-0.24%

Volatility

BUFBX vs. PRWCX - Volatility Comparison

Buffalo Flexible Income Fund (BUFBX) has a higher volatility of 3.41% compared to T. Rowe Price Capital Appreciation Fund (PRWCX) at 2.80%. This indicates that BUFBX's price experiences larger fluctuations and is considered to be riskier than PRWCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BUFBX	PRWCX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.41%	2.80%	+0.61%
Volatility (6M) Calculated over the trailing 6-month period	6.92%	6.47%	+0.45%
Volatility (1Y) Calculated over the trailing 1-year period	9.19%	7.81%	+1.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.40%	12.79%	+0.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.61%	12.76%	+2.85%

BUFBX vs. PRWCX - Expense Ratio Comparison

BUFBX has a 1.01% expense ratio, which is higher than PRWCX's 0.68% expense ratio.

Dividends

BUFBX vs. PRWCX - Dividend Comparison

BUFBX's dividend yield for the trailing twelve months is around 8.42%, which matches PRWCX's 8.43% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BUFBX Buffalo Flexible Income Fund	8.42%	9.10%	3.77%	3.48%	4.16%	5.57%	3.33%	2.73%	6.01%	5.49%	2.39%	3.67%
PRWCX T. Rowe Price Capital Appreciation Fund	8.43%	8.81%	10.38%	4.15%	9.44%	9.23%	7.97%	5.83%	7.46%	6.82%	3.51%	9.86%

Frequently Asked Questions

Can I hold both BUFBX and PRWCX in my portfolio?

BUFBX and PRWCX have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BUFBX or PRWCX?

BUFBX has higher volatility (3.41%) compared to PRWCX (2.80%). In terms of maximum drawdown, BUFBX dropped -39.78% vs PRWCX's -41.77%.

Which has better risk-adjusted returns?

PRWCX currently has the higher Sharpe Ratio (1.68 vs 1.58), 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.