BTSMX vs. WSBFX

Last updated Jun 4, 2026

BTSMX (Boston Trust SMID Cap Fund) and WSBFX (Boston Trust Walden Balanced Fund) are both mutual funds - BTSMX is a Mid Cap Blend Equities fund managed by Boston Trust Walden, while WSBFX is a Diversified Portfolio fund managed by Boston Trust Walden. Over the past 10 years, BTSMX returned 10.42%/yr vs 8.66%/yr for WSBFX. Their correlation of 0.86 suggests significant overlap in exposure. BTSMX charges 0.75%/yr vs 1.00%/yr for WSBFX.

Performance

BTSMX vs. WSBFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Boston Trust SMID Cap Fund (BTSMX) and Boston Trust Walden Balanced Fund (WSBFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BTSMX achieves a 2.52% return, which is significantly lower than WSBFX's 5.87% return. Over the past 10 years, BTSMX has outperformed WSBFX with an annualized return of 10.42%, while WSBFX has yielded a comparatively lower 8.66% annualized return.

BTSMX

• 1D: 0.28%
• 1M: 1.82%
• YTD: 2.52%
• 6M: 2.31%
• 1Y: 5.33%
• 3Y*: 8.71%
• 5Y*: 5.64%
• 10Y*: 10.42%

WSBFX

• 1D: 0.50%
• 1M: 2.85%
• YTD: 5.87%
• 6M: 5.22%
• 1Y: 17.97%
• 3Y*: 10.36%
• 5Y*: 6.02%
• 10Y*: 8.66%

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

BTSMX vs. WSBFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BTSMX Boston Trust SMID Cap Fund	2.52%	0.72%	10.16%	13.14%	-12.02%	35.06%	8.27%	30.51%	-5.63%	17.69%
WSBFX Boston Trust Walden Balanced Fund	5.87%	10.63%	6.86%	12.21%	-13.64%	19.35%	8.81%	24.56%	-1.90%	13.98%

Correlation

The correlation between BTSMX and WSBFX is 0.70, 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	0.70
Correlation (3Y) Calculated over the trailing 3-year period	0.75
Correlation (5Y) Calculated over the trailing 5-year period	0.82
Correlation (10Y) Calculated over the trailing 10-year period	0.84
Correlation (All Time) Calculated using the full available price history since Dec 2, 2011	0.86

The correlation between BTSMX and WSBFX shifts across timeframes, from 0.70 (1 year) to 0.86 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BTSMX vs. WSBFX — Risk / Return Rank

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

BTSMX

BTSMX Risk / Return Rank: 7
BTSMX Sharpe Ratio Rank: 6
BTSMX Sortino Ratio Rank: 6
BTSMX Omega Ratio Rank: 6
BTSMX Calmar Ratio Rank: 7
BTSMX Martin Ratio Rank: 7

WSBFX

WSBFX Risk / Return Rank: 64
WSBFX Sharpe Ratio Rank: 65
WSBFX Sortino Ratio Rank: 70
WSBFX Omega Ratio Rank: 61
WSBFX Calmar Ratio Rank: 57
WSBFX Martin Ratio Rank: 69

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.

BTSMX vs. WSBFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Boston Trust SMID Cap Fund (BTSMX) and Boston Trust Walden Balanced Fund (WSBFX). 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.

	BTSMX	WSBFX	Difference
Sharpe ratio Return per unit of total volatility	0.50	2.38	-1.88
Sortino ratio Return per unit of downside risk	0.84	3.49	-2.65
Omega ratio Gain probability vs. loss probability	1.09	1.44	-0.34
Calmar ratio Return relative to maximum drawdown	0.72	2.90	-2.18
Martin ratio Return relative to average drawdown	2.01	13.29	-11.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BTSMX vs. WSBFX - Sharpe Ratio Comparison

The current BTSMX Sharpe Ratio is 0.50, which is lower than the WSBFX Sharpe Ratio of 2.38. The chart below compares the historical Sharpe Ratios of BTSMX and WSBFX, 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

	BTSMX	WSBFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.50	2.38	-1.88
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.34	0.51	-0.17
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.57	0.71	-0.14
Sharpe Ratio (All Time) Calculated using the full available price history	0.61	0.53	+0.08

Drawdowns

BTSMX vs. WSBFX - Drawdown Comparison

The maximum BTSMX drawdown since its inception was -38.04%, which is greater than WSBFX's maximum drawdown of -32.01%. Use the drawdown chart below to compare losses from any high point for BTSMX and WSBFX.

Drawdown Indicators

	BTSMX	WSBFX	Difference
Max Drawdown Largest peak-to-trough decline	-38.04%	-32.01%	-6.03%
Max Drawdown (1Y) Largest decline over 1 year	-8.74%	-6.31%	-2.43%
Max Drawdown (3Y) Largest decline over 3 years	-20.28%	-11.46%	-8.82%
Max Drawdown (5Y) Largest decline over 5 years	-21.46%	-19.94%	-1.52%
Max Drawdown (10Y) Largest decline over 10 years	-38.04%	-24.21%	-13.83%
Current Drawdown Current decline from peak	-4.85%	0.00%	-4.85%
Average Drawdown Average peak-to-trough decline	-4.99%	-4.52%	-0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.12%	1.37%	+1.75%

Volatility

BTSMX vs. WSBFX - Volatility Comparison

Boston Trust SMID Cap Fund (BTSMX) has a higher volatility of 2.61% compared to Boston Trust Walden Balanced Fund (WSBFX) at 1.89%. This indicates that BTSMX's price experiences larger fluctuations and is considered to be riskier than WSBFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BTSMX	WSBFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.61%	1.89%	+0.72%
Volatility (6M) Calculated over the trailing 6-month period	8.33%	5.82%	+2.51%
Volatility (1Y) Calculated over the trailing 1-year period	12.62%	7.69%	+4.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.76%	11.93%	+4.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.38%	12.29%	+6.09%

BTSMX vs. WSBFX - Expense Ratio Comparison

BTSMX has a 0.75% expense ratio, which is lower than WSBFX's 1.00% expense ratio.

Dividends

BTSMX vs. WSBFX - Dividend Comparison

BTSMX's dividend yield for the trailing twelve months is around 2.00%, less than WSBFX's 7.53% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BTSMX Boston Trust SMID Cap Fund	2.00%	2.05%	2.20%	0.79%	4.15%	6.35%	0.77%	6.33%	1.95%	0.47%	6.36%	7.34%
WSBFX Boston Trust Walden Balanced Fund	7.53%	7.97%	4.75%	7.68%	3.66%	3.51%	3.42%	2.30%	2.19%	1.02%	3.06%	7.45%

Frequently Asked Questions

Can I hold both BTSMX and WSBFX in my portfolio?

BTSMX and WSBFX have a correlation of 0.70, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BTSMX or WSBFX?

BTSMX has higher volatility (2.61%) compared to WSBFX (1.89%). In terms of maximum drawdown, BTSMX dropped -38.04% vs WSBFX's -32.01%.

Which has better risk-adjusted returns?

WSBFX currently has the higher Sharpe Ratio (2.38 vs 0.50), 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.