VEMBX vs. IMCDX

Last updated Jun 5, 2026

VEMBX (Vanguard Emerging Markets Bond Fund Investor Shares) and IMCDX (Voya Emerging Markets Corporate Debt Fund) are both Emerging Markets Bonds funds. A 0.62 correlation means they provide meaningful diversification when combined. VEMBX charges 0.55%/yr vs 0.10%/yr for IMCDX.

Performance

VEMBX vs. IMCDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Emerging Markets Bond Fund Investor Shares (VEMBX) and Voya Emerging Markets Corporate Debt Fund (IMCDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

VEMBX

• 1D: -0.28%
• 1M: 0.59%
• YTD: 2.50%
• 6M: 3.19%
• 1Y: 12.48%
• 3Y*: 11.57%
• 5Y*: 4.21%
• 10Y*: —

IMCDX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

VEMBX vs. IMCDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VEMBX Vanguard Emerging Markets Bond Fund Investor Shares	2.50%	14.32%	7.38%	13.66%	-13.18%	-1.53%	14.99%	17.72%	-0.89%	13.12%
IMCDX Voya Emerging Markets Corporate Debt Fund	0.00%	0.00%	6.44%	8.51%	-13.79%	0.08%	8.35%	13.65%	-1.77%	9.29%

Correlation

The correlation between VEMBX and IMCDX is 0.62, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (3Y) Calculated over the trailing 3-year period	0.53
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017	0.62

The correlation between VEMBX and IMCDX has been stable across timeframes, ranging from 0.53 to 0.62 - a consistent structural relationship.

Return for Risk

VEMBX vs. IMCDX — Risk / Return Rank

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

VEMBX

VEMBX Risk / Return Rank: 86
VEMBX Sharpe Ratio Rank: 90
VEMBX Sortino Ratio Rank: 94
VEMBX Omega Ratio Rank: 87
VEMBX Calmar Ratio Rank: 78
VEMBX Martin Ratio Rank: 83

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.

VEMBX vs. IMCDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Emerging Markets Bond Fund Investor Shares (VEMBX) and Voya Emerging Markets Corporate Debt Fund (IMCDX). 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.

	VEMBX	IMCDX	Difference
Sharpe ratio: Return per unit of total volatility	3.02	—	—
Sortino ratio: Return per unit of downside risk	4.91	—	—
Omega ratio: Gain probability vs. loss probability	1.62	—	—
Calmar ratio: Return relative to maximum drawdown	3.51	—	—
Martin ratio: Return relative to average drawdown	15.48	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	VEMBX	IMCDX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.02	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.67	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.07	—	—

Drawdowns

Drawdown Indicators

	VEMBX	IMCDX	Difference
Max Drawdown Largest peak-to-trough decline	-24.36%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-3.77%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-5.56%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-24.36%	—	—
Current Drawdown Current decline from peak	-0.28%	—	—
Average Drawdown Average peak-to-trough decline	-3.87%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	0.85%	—	—

Volatility

Volatility by Period

	VEMBX	IMCDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.45%	—	—
Volatility (6M) Calculated over the trailing 6-month period	3.58%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	4.38%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.36%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	6.36%	—	—

VEMBX vs. IMCDX - Expense Ratio Comparison

VEMBX has a 0.55% expense ratio, which is higher than IMCDX's 0.10% expense ratio.

Dividends

VEMBX vs. IMCDX - Dividend Comparison

VEMBX's dividend yield for the trailing twelve months is around 6.02%, while IMCDX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IMCDX Voya Emerging Markets Corporate Debt Fund	0.00%	0.00%	4.08%	4.21%	3.80%	6.14%	4.64%	4.99%	5.30%	4.79%	5.22%	5.11%
VEMBX Vanguard Emerging Markets Bond Fund Investor Shares	6.02%	6.20%	6.86%	7.06%	5.43%	5.00%	4.50%	6.27%	4.81%	6.50%	0.00%	0.00%

Frequently Asked Questions

Can I hold both VEMBX and IMCDX in my portfolio?

VEMBX and IMCDX have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.