VIEIX vs. EMXC

Last updated Jun 14, 2026

VIEIX (Vanguard Extended Market Index Fund Institutional Shares) and EMXC (iShares MSCI Emerging Markets ex China ETF) are both funds - VIEIX is a Mid Cap Blend Equities fund managed by Vanguard, while EMXC is a Emerging Markets Equities fund tracking the MSCI Emerging Markets ex China Index. Over the past 5 years, VIEIX returned 6.07%/yr vs 12.14%/yr for EMXC. A 0.64 correlation means they provide meaningful diversification when combined. VIEIX charges 0.05%/yr vs 0.49%/yr for EMXC.

Performance

VIEIX vs. EMXC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Extended Market Index Fund Institutional Shares (VIEIX) and iShares MSCI Emerging Markets ex China ETF (EMXC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VIEIX achieves a 13.86% return, which is significantly lower than EMXC's 37.25% return.

VIEIX

• 1D: 2.96%
• 1M: 5.63%
• YTD: 13.86%
• 6M: 11.71%
• 1Y: 29.57%
• 3Y*: 18.99%
• 5Y*: 6.07%
• 10Y*: 12.24%

EMXC

• 1D: 0.55%
• 1M: 6.57%
• YTD: 37.25%
• 6M: 42.23%
• 1Y: 67.80%
• 3Y*: 26.47%
• 5Y*: 12.14%
• 10Y*: —

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

VIEIX vs. EMXC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VIEIX Vanguard Extended Market Index Fund Institutional Shares	13.86%	11.42%	15.49%	26.97%	-26.46%	12.46%	32.24%	28.05%	-9.36%	7.34%
EMXC iShares MSCI Emerging Markets ex China ETF	37.25%	35.14%	2.68%	18.96%	-19.56%	8.54%	12.76%	15.80%	-12.96%	7.16%

Correlation

The correlation between VIEIX and EMXC is 0.67, 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	0.67
Correlation (3Y) Calculated over the trailing 3-year period	0.66
Correlation (5Y) Calculated over the trailing 5-year period	0.69
Correlation (All Time) Calculated using the full available price history since Jul 26, 2017	0.64

The correlation between VIEIX and EMXC has been stable across timeframes, ranging from 0.64 to 0.69 - a consistent structural relationship.

VIEIX vs. EMXC - Sectors Allocation Comparison

Sectors	VIEIX	EMXC
Technology	19.8%	52.4%
Industrials	19.3%	6.9%
Financial Services	14.6%	17.4%
Healthcare	13.3%	1.8%
Consumer Cyclical	9.7%	4.1%
Real Estate	6.0%	0.8%
Energy	5.1%	3.4%
Basic Materials	4.2%	6.0%
Communication Services	3.3%	3.0%
Consumer Defensive	2.7%	2.4%
Utilities	2.0%	1.9%

Return for Risk

VIEIX vs. EMXC — Risk / Return Rank

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

VIEIX

VIEIX Risk / Return Rank: 51
VIEIX Sharpe Ratio Rank: 44
VIEIX Sortino Ratio Rank: 43
VIEIX Omega Ratio Rank: 39
VIEIX Calmar Ratio Rank: 70
VIEIX Martin Ratio Rank: 58

EMXC

EMXC Risk / Return Rank: 89
EMXC Sharpe Ratio Rank: 91
EMXC Sortino Ratio Rank: 86
EMXC Omega Ratio Rank: 90
EMXC Calmar Ratio Rank: 88
EMXC Martin Ratio Rank: 89

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.

VIEIX vs. EMXC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Extended Market Index Fund Institutional Shares (VIEIX) and iShares MSCI Emerging Markets ex China ETF (EMXC). 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.

	VIEIX	EMXC	Difference
Sharpe ratio: Return per unit of total volatility	1.53	2.74	-1.22
Sortino ratio: Return per unit of downside risk	2.16	3.35	-1.19
Omega ratio: Gain probability vs. loss probability	1.26	1.50	-0.24
Calmar ratio: Return relative to maximum drawdown	2.66	4.55	-1.90
Martin ratio: Return relative to average drawdown	9.32	17.51	-8.20

VIEIX vs. EMXC - Sharpe Ratio Comparison

The current VIEIX Sharpe Ratio is 1.53, which is lower than the EMXC Sharpe Ratio of 2.74. The chart below compares the historical Sharpe Ratios of VIEIX and EMXC, 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

VIEIX vs. EMXC - Drawdown Comparison

The maximum VIEIX drawdown since its inception was -58.03%, which is greater than EMXC's maximum drawdown of -42.81%. Use the drawdown chart below to compare losses from any high point for VIEIX and EMXC.

Drawdown Indicators

	VIEIX	EMXC	Difference
Max Drawdown Largest peak-to-trough decline	-58.03%	-42.81%	-15.22%
Max Drawdown (1Y) Largest decline over 1 year	-10.25%	-14.41%	+4.16%
Max Drawdown (3Y) Largest decline over 3 years	-26.84%	-19.12%	-7.72%
Max Drawdown (5Y) Largest decline over 5 years	-36.32%	-28.91%	-7.41%
Max Drawdown (10Y) Largest decline over 10 years	-41.62%	—	—
Current Drawdown Current decline from peak	-1.04%	-4.12%	+3.08%
Average Drawdown Average peak-to-trough decline	-13.82%	-10.17%	-3.65%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.92%	3.74%	-0.82%

Volatility

VIEIX vs. EMXC - Volatility Comparison

The current volatility for Vanguard Extended Market Index Fund Institutional Shares (VIEIX) is 6.48%, while iShares MSCI Emerging Markets ex China ETF (EMXC) has a volatility of 12.83%. This indicates that VIEIX experiences smaller price fluctuations and is considered to be less risky than EMXC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VIEIX	EMXC	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.48%	12.83%	-6.35%
Volatility (6M) Calculated over the trailing 6-month period	13.35%	21.90%	-8.55%
Volatility (1Y) Calculated over the trailing 1-year period	17.81%	23.90%	-6.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.43%	18.00%	+4.43%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.40%	20.07%	+2.33%

VIEIX vs. EMXC - Expense Ratio Comparison

VIEIX has a 0.05% expense ratio, which is lower than EMXC's 0.49% expense ratio.

Dividends

VIEIX vs. EMXC - Dividend Comparison

VIEIX's dividend yield for the trailing twelve months is around 1.02%, less than EMXC's 2.05% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EMXC iShares MSCI Emerging Markets ex China ETF	2.05%	2.82%	2.69%	1.83%	2.85%	1.78%	1.45%	3.25%	2.63%	0.99%	0.00%	0.00%
VIEIX Vanguard Extended Market Index Fund Institutional Shares	1.02%	1.14%	1.10%	1.26%	1.16%	1.14%	1.08%	1.31%	1.67%	1.27%	1.45%	1.37%

Frequently Asked Questions

Can I hold both VIEIX and EMXC in my portfolio?

VIEIX and EMXC have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VIEIX or EMXC?

EMXC has higher volatility (12.83%) compared to VIEIX (6.48%). In terms of maximum drawdown, VIEIX dropped -58.03% vs EMXC's -42.81%.

Which has better risk-adjusted returns?

EMXC currently has the higher Sharpe Ratio (2.74 vs 1.53), 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.