GMAQX vs. AEMGX

Last updated Aug 4, 2026

GMAQX (GMO Emerging Markets ex-China Fund) and AEMGX (Acadian Emerging Markets Portfolio) are both Emerging Markets Equities funds. Over the past 3 years, GMAQX returned 27.34%/yr vs 21.84%/yr for AEMGX. Their correlation of 0.83 means they have usually moved in the same direction. GMAQX charges 0.67%/yr vs 1.49%/yr for AEMGX.

Performance

GMAQX vs. AEMGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GMO Emerging Markets ex-China Fund (GMAQX) and Acadian Emerging Markets Portfolio (AEMGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GMAQX achieves a 40.55% return, which is significantly higher than AEMGX's 20.32% return.

GMAQX

• 1D: 2.30%
• 1M: -1.25%
• 6M: 26.63%
• YTD: 40.55%
• 1Y: 63.89%
• 3Y*: 27.34%
• 5Y*: —
• 10Y*: —
• ALL TIME*: 10.57%

AEMGX

• 1D: 1.96%
• 1M: -2.83%
• 6M: 10.25%
• YTD: 20.32%
• 1Y: 37.16%
• 3Y*: 21.84%
• 5Y*: 10.98%
• 10Y*: 10.37%
• ALL TIME*: 8.21%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AEMGX Acadian Emerging Markets Portfolio	$0.00	$0.00	$0.00
GMAQX GMO Emerging Markets ex-China Fund	$0.00	$0.00	$0.00

GMAQX vs. AEMGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
GMAQX GMO Emerging Markets ex-China Fund	40.55%	32.09%	0.62%	27.41%	-32.38%	0.47%
AEMGX Acadian Emerging Markets Portfolio	20.32%	27.51%	13.91%	22.67%	-20.09%	-0.73%

Correlation

The correlation between GMAQX and AEMGX is 0.92, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.92
Correlation (3Y) Balances recent behavior with more history.	0.83
Correlation (All Time) Calculated using the full available price history since Oct 18, 2021	0.83

The correlation between GMAQX and AEMGX has been stable across timeframes, ranging from 0.83 to 0.92 - a consistent structural relationship.

Return for Risk

GMAQX vs. AEMGX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

GMAQX

GMAQX Risk / Return Rank: 90
GMAQX Sharpe Ratio Rank: 93
GMAQX Sortino Ratio Rank: 87
GMAQX Omega Ratio Rank: 90
GMAQX Calmar Ratio Rank: 92
GMAQX Martin Ratio Rank: 88

AEMGX

AEMGX Risk / Return Rank: 56
AEMGX Sharpe Ratio Rank: 56
AEMGX Sortino Ratio Rank: 46
AEMGX Omega Ratio Rank: 59
AEMGX Calmar Ratio Rank: 69
AEMGX Martin Ratio Rank: 51

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

GMAQX vs. AEMGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GMO Emerging Markets ex-China Fund (GMAQX) and Acadian Emerging Markets Portfolio (AEMGX). 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.

	GMAQX	AEMGX	Difference
Sharpe ratio: Return per unit of total volatility	2.44	1.54	+0.90
Sortino ratio: Return per unit of downside risk	3.21	2.03	+1.18
Omega ratio: Gain probability vs. loss probability	1.48	1.29	+0.19
Calmar ratio: Return relative to maximum drawdown	3.82	2.38	+1.45
Martin ratio: Return relative to average drawdown	12.10	7.53	+4.57

GMAQX vs. AEMGX - Sharpe Ratio Comparison

The current GMAQX Sharpe Ratio is 2.44, which is higher than the AEMGX Sharpe Ratio of 1.54. The chart below compares the historical Sharpe Ratios of GMAQX and AEMGX, 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

GMAQX vs. AEMGX - Drawdown Comparison

The maximum GMAQX drawdown since its inception was -41.97%, smaller than the maximum AEMGX drawdown of -70.30%. Use the drawdown chart below to compare losses from any high point for GMAQX and AEMGX.

Drawdown Indicators

	GMAQX	AEMGX	Difference
Max Drawdown Largest peak-to-trough decline	-41.97%	-70.30%	+28.33%
Max Drawdown (1Y) Largest decline over 1 year	-16.27%	-14.83%	-1.44%
Max Drawdown (3Y) Largest decline over 3 years	-19.64%	-16.20%	-3.44%
Max Drawdown (5Y) Largest decline over 5 years	—	-34.00%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-41.36%	—
Current Drawdown Current decline from peak	-11.02%	-10.11%	-0.91%
Average Drawdown Average peak-to-trough decline	-16.45%	-19.03%	+2.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.13%	4.67%	+0.46%

Volatility

GMAQX vs. AEMGX - Volatility Comparison

GMO Emerging Markets ex-China Fund (GMAQX) and Acadian Emerging Markets Portfolio (AEMGX) have volatilities of 9.63% and 9.52%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GMAQX	AEMGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.63%	9.52%	+0.11%
Volatility (6M) Calculated over the trailing 6-month period	23.96%	20.99%	+2.97%
Volatility (1Y) Calculated over the trailing 1-year period	25.51%	22.92%	+2.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.30%	17.29%	+1.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.30%	17.48%	+0.82%

GMAQX vs. AEMGX - Expense Ratio Comparison

GMAQX has a 0.67% expense ratio, which is lower than AEMGX's 1.49% expense ratio.

Dividends

GMAQX vs. AEMGX - Dividend Comparison

GMAQX's dividend yield for the trailing twelve months is around 11.76%, more than AEMGX's 3.57% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AEMGX Acadian Emerging Markets Portfolio	3.57%	4.30%	3.38%	3.85%	7.27%	3.15%	1.29%	1.79%	1.83%	1.30%	2.01%	1.27%
GMAQX GMO Emerging Markets ex-China Fund	11.76%	9.43%	32.28%	6.76%	4.94%	0.66%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both GMAQX and AEMGX in my portfolio?

With a correlation of 0.92, GMAQX and AEMGX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, GMAQX or AEMGX?

GMAQX has higher volatility (9.63%) compared to AEMGX (9.52%). In terms of maximum drawdown, GMAQX dropped -41.97% vs AEMGX's -70.30%.

Which has better risk-adjusted returns?

GMAQX currently has the higher Sharpe Ratio (2.44 vs 1.54), 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.