BCEMX vs. BCAIX

Last updated Jun 24, 2026

BCEMX (Boston Common ESG Impact Emerging Markets Fund) and BCAIX (Boston Common ESG Impact International Fund) are both mutual funds - BCEMX is a Emerging Markets Diversified fund managed by Boston Common, while BCAIX is a Foreign Large Cap Equities fund managed by Boston Common. Over the past 3 years, BCEMX returned 23.48%/yr vs 12.91%/yr for BCAIX. A 0.74 correlation means they provide meaningful diversification when combined. BCEMX charges 0.99%/yr vs 0.86%/yr for BCAIX.

Performance

BCEMX vs. BCAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Boston Common ESG Impact Emerging Markets Fund (BCEMX) and Boston Common ESG Impact International Fund (BCAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BCEMX achieves a 25.43% return, which is significantly higher than BCAIX's 10.56% return.

BCEMX

• 1D: 0.08%
• 1M: 6.13%
• YTD: 25.43%
• 6M: 26.24%
• 1Y: 54.46%
• 3Y*: 23.48%
• 5Y*: —
• 10Y*: —

BCAIX

• 1D: 0.05%
• 1M: 1.53%
• YTD: 10.56%
• 6M: 9.79%
• 1Y: 22.07%
• 3Y*: 12.91%
• 5Y*: 3.99%
• 10Y*: 7.79%

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

BCEMX vs. BCAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
BCEMX Boston Common ESG Impact Emerging Markets Fund	25.43%	37.06%	8.63%	6.39%	-17.32%	1.08%
BCAIX Boston Common ESG Impact International Fund	10.56%	25.22%	0.55%	11.55%	-21.86%	1.99%

Correlation

The correlation between BCEMX and BCAIX 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	0.71
Correlation (All Time) Calculated using the full available price history since Dec 15, 2021	0.74

The correlation between BCEMX and BCAIX has been stable across timeframes, ranging from 0.70 to 0.74 - a consistent structural relationship.

Return for Risk

BCEMX vs. BCAIX — Risk / Return Rank

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

BCEMX

BCEMX Risk / Return Rank: 85
BCEMX Sharpe Ratio Rank: 90
BCEMX Sortino Ratio Rank: 78
BCEMX Omega Ratio Rank: 83
BCEMX Calmar Ratio Rank: 87
BCEMX Martin Ratio Rank: 86

BCAIX

BCAIX Risk / Return Rank: 31
BCAIX Sharpe Ratio Rank: 30
BCAIX Sortino Ratio Rank: 29
BCAIX Omega Ratio Rank: 29
BCAIX Calmar Ratio Rank: 30
BCAIX Martin Ratio Rank: 36

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.

BCEMX vs. BCAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Boston Common ESG Impact Emerging Markets Fund (BCEMX) and Boston Common ESG Impact International Fund (BCAIX). 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.

	BCEMX	BCAIX	Difference
Sharpe ratio: Return per unit of total volatility	2.73	1.46	+1.28
Sortino ratio: Return per unit of downside risk	3.40	2.08	+1.32
Omega ratio: Gain probability vs. loss probability	1.51	1.26	+0.25
Calmar ratio: Return relative to maximum drawdown	4.03	1.93	+2.10
Martin ratio: Return relative to average drawdown	15.19	7.41	+7.78

BCEMX vs. BCAIX - Sharpe Ratio Comparison

The current BCEMX Sharpe Ratio is 2.73, which is higher than the BCAIX Sharpe Ratio of 1.46. The chart below compares the historical Sharpe Ratios of BCEMX and BCAIX, 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

BCEMX vs. BCAIX - Drawdown Comparison

The maximum BCEMX drawdown since its inception was -31.06%, smaller than the maximum BCAIX drawdown of -37.34%. Use the drawdown chart below to compare losses from any high point for BCEMX and BCAIX.

Drawdown Indicators

	BCEMX	BCAIX	Difference
Max Drawdown Largest peak-to-trough decline	-31.06%	-37.34%	+6.28%
Max Drawdown (1Y) Largest decline over 1 year	-13.85%	-12.15%	-1.70%
Max Drawdown (3Y) Largest decline over 3 years	-19.11%	-16.34%	-2.77%
Max Drawdown (5Y) Largest decline over 5 years	—	-37.34%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-37.34%	—
Current Drawdown Current decline from peak	-0.80%	0.00%	-0.80%
Average Drawdown Average peak-to-trough decline	-11.25%	-9.62%	-1.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.67%	3.16%	+0.51%

Volatility

BCEMX vs. BCAIX - Volatility Comparison

Boston Common ESG Impact Emerging Markets Fund (BCEMX) has a higher volatility of 10.32% compared to Boston Common ESG Impact International Fund (BCAIX) at 4.89%. This indicates that BCEMX's price experiences larger fluctuations and is considered to be riskier than BCAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BCEMX	BCAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.32%	4.89%	+5.43%
Volatility (6M) Calculated over the trailing 6-month period	17.92%	13.31%	+4.61%
Volatility (1Y) Calculated over the trailing 1-year period	20.49%	16.13%	+4.36%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.82%	16.74%	+2.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.82%	16.63%	+2.19%

BCEMX vs. BCAIX - Expense Ratio Comparison

BCEMX has a 0.99% expense ratio, which is higher than BCAIX's 0.86% expense ratio.

Dividends

BCEMX vs. BCAIX - Dividend Comparison

BCEMX's dividend yield for the trailing twelve months is around 1.74%, less than BCAIX's 3.45% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BCAIX Boston Common ESG Impact International Fund	3.45%	3.82%	2.73%	2.32%	1.26%	3.34%	0.63%	2.25%	1.42%	1.18%	1.61%	1.10%
BCEMX Boston Common ESG Impact Emerging Markets Fund	1.74%	2.18%	2.33%	2.15%	2.02%	0.46%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BCEMX and BCAIX in my portfolio?

BCEMX and BCAIX 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, BCEMX or BCAIX?

BCEMX has higher volatility (10.32%) compared to BCAIX (4.89%). In terms of maximum drawdown, BCEMX dropped -31.06% vs BCAIX's -37.34%.

Which has better risk-adjusted returns?

BCEMX currently has the higher Sharpe Ratio (2.73 vs 1.46), 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.