WBEIX vs. GTDDX

Last updated Jun 5, 2026

WBEIX (William Blair Emerging Markets Growth Fund) and GTDDX (Invesco EQV Emerging Markets All Cap Fd) are both Emerging Markets Diversified funds. Over the past 10 years, WBEIX returned 11.47%/yr vs 10.32%/yr for GTDDX. Their correlation of 0.85 suggests significant overlap in exposure. WBEIX charges 1.11%/yr vs 1.39%/yr for GTDDX.

Performance

WBEIX vs. GTDDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in William Blair Emerging Markets Growth Fund (WBEIX) and Invesco EQV Emerging Markets All Cap Fd (GTDDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WBEIX achieves a 34.29% return, which is significantly lower than GTDDX's 48.07% return. Over the past 10 years, WBEIX has outperformed GTDDX with an annualized return of 11.47%, while GTDDX has yielded a comparatively lower 10.32% annualized return.

WBEIX

• 1D: -0.69%
• 1M: 7.14%
• YTD: 34.29%
• 6M: 37.36%
• 1Y: 60.83%
• 3Y*: 25.55%
• 5Y*: 5.66%
• 10Y*: 11.47%

GTDDX

• 1D: -1.26%
• 1M: 17.95%
• YTD: 48.07%
• 6M: 52.83%
• 1Y: 75.00%
• 3Y*: 24.35%
• 5Y*: 8.55%
• 10Y*: 10.32%

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

WBEIX vs. GTDDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WBEIX William Blair Emerging Markets Growth Fund	34.29%	25.18%	10.62%	10.23%	-33.15%	3.23%	40.77%	28.36%	-21.31%	48.82%
GTDDX Invesco EQV Emerging Markets All Cap Fd	48.07%	29.88%	-0.66%	8.82%	-17.70%	-7.00%	17.19%	29.99%	-18.77%	30.34%

Correlation

The correlation between WBEIX and GTDDX is 0.74, 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	0.74
Correlation (3Y) Calculated over the trailing 3-year period	0.76
Correlation (5Y) Calculated over the trailing 5-year period	0.77
Correlation (10Y) Calculated over the trailing 10-year period	0.79
Correlation (All Time) Calculated using the full available price history since Jun 8, 2005	0.85

The correlation between WBEIX and GTDDX shifts across timeframes, from 0.74 (1 year) to 0.85 (all time), reflecting how their relationship changes across market environments.

Return for Risk

WBEIX vs. GTDDX — Risk / Return Rank

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

WBEIX

WBEIX Risk / Return Rank: 87
WBEIX Sharpe Ratio Rank: 91
WBEIX Sortino Ratio Rank: 81
WBEIX Omega Ratio Rank: 82
WBEIX Calmar Ratio Rank: 90
WBEIX Martin Ratio Rank: 88

GTDDX

GTDDX Risk / Return Rank: 95
GTDDX Sharpe Ratio Rank: 98
GTDDX Sortino Ratio Rank: 94
GTDDX Omega Ratio Rank: 93
GTDDX Calmar Ratio Rank: 94
GTDDX Martin Ratio Rank: 95

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.

WBEIX vs. GTDDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for William Blair Emerging Markets Growth Fund (WBEIX) and Invesco EQV Emerging Markets All Cap Fd (GTDDX). 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.

	WBEIX	GTDDX	Difference
Sharpe ratio: Return per unit of total volatility	3.04	4.01	-0.97
Sortino ratio: Return per unit of downside risk	3.83	4.86	-1.02
Omega ratio: Gain probability vs. loss probability	1.54	1.72	-0.18
Calmar ratio: Return relative to maximum drawdown	4.48	5.35	-0.87
Martin ratio: Return relative to average drawdown	16.59	21.28	-4.69
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WBEIX vs. GTDDX - Sharpe Ratio Comparison

The current WBEIX Sharpe Ratio is 3.04, which is comparable to the GTDDX Sharpe Ratio of 4.01. The chart below compares the historical Sharpe Ratios of WBEIX and GTDDX, 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

	WBEIX	GTDDX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.04	4.01	-0.97
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.34	0.52	-0.18
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.65	0.61	+0.03
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	0.35	+0.09

Drawdowns

WBEIX vs. GTDDX - Drawdown Comparison

The maximum WBEIX drawdown since its inception was -71.18%, which is greater than GTDDX's maximum drawdown of -62.89%. Use the drawdown chart below to compare losses from any high point for WBEIX and GTDDX.

Drawdown Indicators

	WBEIX	GTDDX	Difference
Max Drawdown Largest peak-to-trough decline	-71.18%	-62.89%	-8.29%
Max Drawdown (1Y) Largest decline over 1 year	-14.04%	-14.49%	+0.45%
Max Drawdown (3Y) Largest decline over 3 years	-19.64%	-16.08%	-3.56%
Max Drawdown (5Y) Largest decline over 5 years	-40.95%	-37.56%	-3.39%
Max Drawdown (10Y) Largest decline over 10 years	-43.75%	-39.58%	-4.17%
Current Drawdown Current decline from peak	-0.69%	-1.26%	+0.57%
Average Drawdown Average peak-to-trough decline	-21.46%	-18.75%	-2.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.78%	3.63%	+0.15%

Volatility

WBEIX vs. GTDDX - Volatility Comparison

William Blair Emerging Markets Growth Fund (WBEIX) and Invesco EQV Emerging Markets All Cap Fd (GTDDX) have volatilities of 8.13% and 8.20%, 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

	WBEIX	GTDDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.13%	8.20%	-0.07%
Volatility (6M) Calculated over the trailing 6-month period	17.32%	16.79%	+0.53%
Volatility (1Y) Calculated over the trailing 1-year period	20.72%	19.34%	+1.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.73%	16.39%	+0.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.82%	16.91%	+0.91%

WBEIX vs. GTDDX - Expense Ratio Comparison

WBEIX has a 1.11% expense ratio, which is lower than GTDDX's 1.39% expense ratio.

Dividends

WBEIX vs. GTDDX - Dividend Comparison

WBEIX's dividend yield for the trailing twelve months is around 0.30%, less than GTDDX's 14.27% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GTDDX Invesco EQV Emerging Markets All Cap Fd	14.27%	21.13%	1.16%	1.51%	1.17%	4.46%	5.05%	1.49%	1.53%	0.71%	0.86%	0.99%
WBEIX William Blair Emerging Markets Growth Fund	0.30%	0.41%	0.10%	0.53%	0.16%	21.21%	4.12%	4.31%	14.57%	0.94%	0.45%	1.11%

Frequently Asked Questions

Can I hold both WBEIX and GTDDX in my portfolio?

WBEIX and GTDDX have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WBEIX or GTDDX?

GTDDX has higher volatility (8.20%) compared to WBEIX (8.13%). In terms of maximum drawdown, WBEIX dropped -71.18% vs GTDDX's -62.89%.

Which has better risk-adjusted returns?

GTDDX currently has the higher Sharpe Ratio (4.01 vs 3.04), 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.