PFSVX vs. BOSOX

Last updated Jun 23, 2026

PFSVX (iMGP SBH Focused Small Value Fund) and BOSOX (Boston Trust Small Cap Fund) are both mutual funds - PFSVX is a Small Cap Value Equities fund managed by iM Global Partner Fund Management, while BOSOX is a Small Cap Blend Equities fund managed by Boston Trust Walden. Over the past 5 years, PFSVX returned 7.57%/yr vs 6.17%/yr for BOSOX. Their correlation of 0.92 suggests significant overlap in exposure. PFSVX charges 1.15%/yr vs 1.00%/yr for BOSOX.

Performance

PFSVX vs. BOSOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iMGP SBH Focused Small Value Fund (PFSVX) and Boston Trust Small Cap Fund (BOSOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with PFSVX having a 10.56% return and BOSOX slightly lower at 10.25%.

PFSVX

• 1D: 2.24%
• 1M: 5.44%
• YTD: 10.56%
• 6M: 7.79%
• 1Y: 23.09%
• 3Y*: 12.87%
• 5Y*: 7.57%
• 10Y*: —

BOSOX

• 1D: 1.22%
• 1M: 3.92%
• YTD: 10.25%
• 6M: 7.09%
• 1Y: 12.15%
• 3Y*: 8.22%
• 5Y*: 6.17%
• 10Y*: 10.61%

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

PFSVX vs. BOSOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
PFSVX iMGP SBH Focused Small Value Fund	10.56%	-0.02%	14.04%	24.90%	-13.39%	19.74%	27.10%
BOSOX Boston Trust Small Cap Fund	10.25%	-4.04%	12.52%	10.09%	-9.05%	28.10%	23.32%

Correlation

The correlation between PFSVX and BOSOX is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.88
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.91
Correlation (All Time) Calculated using the full available price history since Jul 31, 2020	0.92

The correlation between PFSVX and BOSOX has been stable across timeframes, ranging from 0.88 to 0.92 - a consistent structural relationship.

Return for Risk

PFSVX vs. BOSOX — Risk / Return Rank

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

PFSVX

PFSVX Risk / Return Rank: 20
PFSVX Sharpe Ratio Rank: 19
PFSVX Sortino Ratio Rank: 21
PFSVX Omega Ratio Rank: 17
PFSVX Calmar Ratio Rank: 22
PFSVX Martin Ratio Rank: 23

BOSOX

BOSOX Risk / Return Rank: 11
BOSOX Sharpe Ratio Rank: 10
BOSOX Sortino Ratio Rank: 11
BOSOX Omega Ratio Rank: 10
BOSOX Calmar Ratio Rank: 12
BOSOX Martin Ratio Rank: 12

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.

PFSVX vs. BOSOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iMGP SBH Focused Small Value Fund (PFSVX) and Boston Trust Small Cap Fund (BOSOX). 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.

	PFSVX	BOSOX	Difference
Sharpe ratio: Return per unit of total volatility	1.15	0.78	+0.37
Sortino ratio: Return per unit of downside risk	1.81	1.27	+0.54
Omega ratio: Gain probability vs. loss probability	1.20	1.14	+0.06
Calmar ratio: Return relative to maximum drawdown	1.63	1.11	+0.52
Martin ratio: Return relative to average drawdown	5.18	3.34	+1.84

PFSVX vs. BOSOX - Sharpe Ratio Comparison

The current PFSVX Sharpe Ratio is 1.15, which is higher than the BOSOX Sharpe Ratio of 0.78. The chart below compares the historical Sharpe Ratios of PFSVX and BOSOX, 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

PFSVX vs. BOSOX - Drawdown Comparison

The maximum PFSVX drawdown since its inception was -30.18%, smaller than the maximum BOSOX drawdown of -51.32%. Use the drawdown chart below to compare losses from any high point for PFSVX and BOSOX.

Drawdown Indicators

	PFSVX	BOSOX	Difference
Max Drawdown Largest peak-to-trough decline	-30.18%	-51.32%	+21.14%
Max Drawdown (1Y) Largest decline over 1 year	-14.16%	-10.69%	-3.47%
Max Drawdown (3Y) Largest decline over 3 years	-30.18%	-22.36%	-7.82%
Max Drawdown (5Y) Largest decline over 5 years	-30.18%	-22.36%	-7.82%
Max Drawdown (10Y) Largest decline over 10 years	—	-36.79%	—
Current Drawdown Current decline from peak	0.00%	-3.50%	+3.50%
Average Drawdown Average peak-to-trough decline	-9.07%	-7.27%	-1.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.45%	3.54%	+0.91%

Volatility

PFSVX vs. BOSOX - Volatility Comparison

iMGP SBH Focused Small Value Fund (PFSVX) has a higher volatility of 6.32% compared to Boston Trust Small Cap Fund (BOSOX) at 4.20%. This indicates that PFSVX's price experiences larger fluctuations and is considered to be riskier than BOSOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PFSVX	BOSOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.32%	4.20%	+2.12%
Volatility (6M) Calculated over the trailing 6-month period	14.50%	10.25%	+4.25%
Volatility (1Y) Calculated over the trailing 1-year period	20.04%	15.20%	+4.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.58%	17.84%	+4.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.56%	19.57%	+2.99%

PFSVX vs. BOSOX - Expense Ratio Comparison

PFSVX has a 1.15% expense ratio, which is higher than BOSOX's 1.00% expense ratio.

Dividends

PFSVX vs. BOSOX - Dividend Comparison

PFSVX's dividend yield for the trailing twelve months is around 3.85%, less than BOSOX's 4.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BOSOX Boston Trust Small Cap Fund	4.00%	4.41%	6.52%	0.78%	5.09%	8.93%	2.56%	12.46%	16.19%	9.13%	3.14%	18.92%
PFSVX iMGP SBH Focused Small Value Fund	3.85%	4.26%	17.23%	7.81%	0.00%	2.27%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both PFSVX and BOSOX in my portfolio?

PFSVX and BOSOX have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PFSVX or BOSOX?

PFSVX has higher volatility (6.32%) compared to BOSOX (4.20%). In terms of maximum drawdown, PFSVX dropped -30.18% vs BOSOX's -51.32%.

Which has better risk-adjusted returns?

PFSVX currently has the higher Sharpe Ratio (1.15 vs 0.78), 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.