WEDIX vs. WBGSX

Last updated Jun 25, 2026

WEDIX (William Blair Emerging Markets Debt Fund) and WBGSX (William Blair Growth Fund) are both mutual funds - WEDIX is a Emerging Markets Bonds fund managed by William Blair, while WBGSX is a Large Cap Growth Equities fund managed by William Blair. Over the past 5 years, WEDIX returned 3.68%/yr vs 7.88%/yr for WBGSX. At a 0.30 correlation, their price movements are largely independent. WEDIX charges 0.70%/yr vs 1.20%/yr for WBGSX.

Performance

WEDIX vs. WBGSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in William Blair Emerging Markets Debt Fund (WEDIX) and William Blair Growth Fund (WBGSX). 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 WEDIX having a 4.36% return and WBGSX slightly lower at 4.18%.

WEDIX

• 1D: -0.11%
• 1M: 2.09%
• YTD: 4.36%
• 6M: 5.04%
• 1Y: 15.24%
• 3Y*: 12.71%
• 5Y*: 3.68%
• 10Y*: —

WBGSX

• 1D: -1.69%
• 1M: -1.27%
• YTD: 4.18%
• 6M: 2.95%
• 1Y: 14.02%
• 3Y*: 16.12%
• 5Y*: 7.88%
• 10Y*: 14.93%

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

WEDIX vs. WBGSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
WEDIX William Blair Emerging Markets Debt Fund	4.36%	16.13%	9.09%	12.18%	-18.02%	-1.05%
WBGSX William Blair Growth Fund	4.18%	10.69%	21.86%	37.75%	-29.75%	12.53%

Correlation

The correlation between WEDIX and WBGSX is 0.40, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.40
Correlation (3Y) Calculated over the trailing 3-year period	0.29
Correlation (5Y) Calculated over the trailing 5-year period	0.31
Correlation (All Time) Calculated using the full available price history since May 25, 2021	0.30

The correlation between WEDIX and WBGSX shifts across timeframes, from 0.29 (3 years) to 0.40 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

WEDIX vs. WBGSX — Risk / Return Rank

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

WEDIX

WEDIX Risk / Return Rank: 93
WEDIX Sharpe Ratio Rank: 97
WEDIX Sortino Ratio Rank: 97
WEDIX Omega Ratio Rank: 94
WEDIX Calmar Ratio Rank: 85
WEDIX Martin Ratio Rank: 90

WBGSX

WBGSX Risk / Return Rank: 13
WBGSX Sharpe Ratio Rank: 15
WBGSX Sortino Ratio Rank: 14
WBGSX Omega Ratio Rank: 14
WBGSX Calmar Ratio Rank: 10
WBGSX Martin Ratio Rank: 10

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.

WEDIX vs. WBGSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for William Blair Emerging Markets Debt Fund (WEDIX) and William Blair Growth Fund (WBGSX). 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.

	WEDIX	WBGSX	Difference
Sharpe ratio: Return per unit of total volatility	3.29	0.93	+2.36
Sortino ratio: Return per unit of downside risk	5.39	1.35	+4.04
Omega ratio: Gain probability vs. loss probability	1.68	1.17	+0.51
Calmar ratio: Return relative to maximum drawdown	3.61	0.84	+2.77
Martin ratio: Return relative to average drawdown	15.66	2.37	+13.30

WEDIX vs. WBGSX - Sharpe Ratio Comparison

The current WEDIX Sharpe Ratio is 3.29, which is higher than the WBGSX Sharpe Ratio of 0.93. The chart below compares the historical Sharpe Ratios of WEDIX and WBGSX, 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

WEDIX vs. WBGSX - Drawdown Comparison

The maximum WEDIX drawdown since its inception was -30.80%, smaller than the maximum WBGSX drawdown of -53.05%. Use the drawdown chart below to compare losses from any high point for WEDIX and WBGSX.

Drawdown Indicators

	WEDIX	WBGSX	Difference
Max Drawdown Largest peak-to-trough decline	-30.80%	-53.05%	+22.25%
Max Drawdown (1Y) Largest decline over 1 year	-4.46%	-19.70%	+15.24%
Max Drawdown (3Y) Largest decline over 3 years	-7.43%	-25.45%	+18.02%
Max Drawdown (5Y) Largest decline over 5 years	-30.80%	-36.90%	+6.10%
Max Drawdown (10Y) Largest decline over 10 years	—	-36.90%	—
Current Drawdown Current decline from peak	-0.56%	-5.93%	+5.37%
Average Drawdown Average peak-to-trough decline	-9.15%	-11.51%	+2.36%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.02%	6.95%	-5.93%

Volatility

WEDIX vs. WBGSX - Volatility Comparison

The current volatility for William Blair Emerging Markets Debt Fund (WEDIX) is 1.38%, while William Blair Growth Fund (WBGSX) has a volatility of 7.31%. This indicates that WEDIX experiences smaller price fluctuations and is considered to be less risky than WBGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WEDIX	WBGSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.38%	7.31%	-5.93%
Volatility (6M) Calculated over the trailing 6-month period	3.87%	13.93%	-10.06%
Volatility (1Y) Calculated over the trailing 1-year period	4.89%	17.76%	-12.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.27%	21.68%	-14.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.22%	20.60%	-13.38%

WEDIX vs. WBGSX - Expense Ratio Comparison

WEDIX has a 0.70% expense ratio, which is lower than WBGSX's 1.20% expense ratio.

Dividends

WEDIX vs. WBGSX - Dividend Comparison

WEDIX's dividend yield for the trailing twelve months is around 6.29%, less than WBGSX's 42.20% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
WBGSX William Blair Growth Fund	42.20%	43.96%	34.53%	12.73%	4.59%	14.82%	15.07%	10.27%	38.86%	38.00%	8.81%	13.92%
WEDIX William Blair Emerging Markets Debt Fund	6.29%	6.32%	6.53%	5.37%	5.85%	3.20%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both WEDIX and WBGSX in my portfolio?

WEDIX and WBGSX have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WEDIX or WBGSX?

WBGSX has higher volatility (7.31%) compared to WEDIX (1.38%). In terms of maximum drawdown, WEDIX dropped -30.80% vs WBGSX's -53.05%.

Which has better risk-adjusted returns?

WEDIX currently has the higher Sharpe Ratio (3.29 vs 0.93), 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.