BTMFX vs. ^GSPC

Last updated Apr 2, 2026

Compare and contrast key facts about Boston Trust Midcap Fund (BTMFX) and S&P 500 Index (^GSPC).

BTMFX is managed by Boston Trust Walden.

Performance

BTMFX vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Boston Trust Midcap Fund (BTMFX) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

BTMFX vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BTMFX Boston Trust Midcap Fund	-2.05%	4.29%	10.27%	13.06%	-10.91%	24.77%	9.72%	33.00%	-3.36%	20.01%
^GSPC S&P 500 Index	-3.95%	16.39%	23.31%	24.23%	-19.44%	26.89%	16.26%	28.88%	-6.24%	19.42%

Returns By Period

In the year-to-date period, BTMFX achieves a -2.05% return, which is significantly higher than ^GSPC's -3.95% return. Over the past 10 years, BTMFX has underperformed ^GSPC with an annualized return of 9.83%, while ^GSPC has yielded a comparatively higher 12.24% annualized return.

BTMFX

• 1D: 1.58%
• 1M: -5.94%
• YTD: -2.05%
• 6M: -2.18%
• 1Y: 3.30%
• 3Y*: 7.01%
• 5Y*: 5.57%
• 10Y*: 9.83%

^GSPC

• 1D: 0.72%
• 1M: -4.45%
• YTD: -3.95%
• 6M: -2.02%
• 1Y: 16.73%
• 3Y*: 16.96%
• 5Y*: 10.34%
• 10Y*: 12.24%

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

Return for Risk

BTMFX vs. ^GSPC — Risk / Return Rank

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

BTMFX

BTMFX Risk / Return Rank: 9
BTMFX Sharpe Ratio Rank: 7
BTMFX Sortino Ratio Rank: 8
BTMFX Omega Ratio Rank: 7
BTMFX Calmar Ratio Rank: 11
BTMFX Martin Ratio Rank: 13

^GSPC

^GSPC Risk / Return Rank: 67
^GSPC Sharpe Ratio Rank: 63
^GSPC Sortino Ratio Rank: 64
^GSPC Omega Ratio Rank: 69
^GSPC Calmar Ratio Rank: 60
^GSPC Martin Ratio Rank: 77

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.

BTMFX vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Boston Trust Midcap Fund (BTMFX) and S&P 500 Index (^GSPC). 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.

	BTMFX	^GSPC	Difference
Sharpe ratio Return per unit of total volatility	0.21	0.92	-0.71
Sortino ratio Return per unit of downside risk	0.43	1.41	-0.99
Omega ratio Gain probability vs. loss probability	1.05	1.21	-0.16
Calmar ratio Return relative to maximum drawdown	0.36	1.41	-1.06
Martin ratio Return relative to average drawdown	1.43	6.61	-5.19
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BTMFX vs. ^GSPC - Sharpe Ratio Comparison

The current BTMFX Sharpe Ratio is 0.21, which is lower than the ^GSPC Sharpe Ratio of 0.92. The chart below compares the historical Sharpe Ratios of BTMFX and ^GSPC, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	BTMFX	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.21	0.92	-0.71
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.36	0.61	-0.26
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.57	0.68	-0.11
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.46	+0.01

Correlation

The correlation between BTMFX and ^GSPC is 0.90, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Drawdowns

BTMFX vs. ^GSPC - Drawdown Comparison

The maximum BTMFX drawdown since its inception was -49.26%, smaller than the maximum ^GSPC drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for BTMFX and ^GSPC.

Drawdown Indicators

	BTMFX	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-49.26%	-56.78%	+7.52%
Max Drawdown (1Y) Largest decline over 1 year	-11.81%	-12.14%	+0.33%
Max Drawdown (5Y) Largest decline over 5 years	-20.79%	-25.43%	+4.64%
Max Drawdown (10Y) Largest decline over 10 years	-37.14%	-33.92%	-3.22%
Current Drawdown Current decline from peak	-6.34%	-5.78%	-0.56%
Average Drawdown Average peak-to-trough decline	-6.18%	-10.75%	+4.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.94%	2.60%	+0.34%

Volatility

BTMFX vs. ^GSPC - Volatility Comparison

The current volatility for Boston Trust Midcap Fund (BTMFX) is 3.74%, while S&P 500 Index (^GSPC) has a volatility of 5.37%. This indicates that BTMFX experiences smaller price fluctuations and is considered to be less risky than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BTMFX	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.74%	5.37%	-1.63%
Volatility (6M) Calculated over the trailing 6-month period	8.43%	9.55%	-1.12%
Volatility (1Y) Calculated over the trailing 1-year period	16.31%	18.33%	-2.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.77%	16.90%	-1.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.44%	18.05%	-0.61%