USEMX vs. VEMIX

Last updated Aug 4, 2026

USEMX (USAA Emerging Markets Fund) and VEMIX (Vanguard Emerging Markets Stock Index Fund Institutional Shares) are both Emerging Markets Equities funds. Over the past 10 years, USEMX returned 9.36%/yr vs 7.82%/yr for VEMIX. Their correlation of 0.94 means they have usually moved in the same direction. USEMX charges 1.47%/yr vs 0.06%/yr for VEMIX.

Performance

USEMX vs. VEMIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in USAA Emerging Markets Fund (USEMX) and Vanguard Emerging Markets Stock Index Fund Institutional Shares (VEMIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, USEMX achieves a 22.64% return, which is significantly higher than VEMIX's 9.18% return. Over the past 10 years, USEMX has outperformed VEMIX with an annualized return of 9.36%, while VEMIX has yielded a comparatively lower 7.82% annualized return.

USEMX

• 1D: 1.88%
• 1M: -2.19%
• 6M: 12.01%
• YTD: 22.64%
• 1Y: 43.98%
• 3Y*: 21.00%
• 5Y*: 9.25%
• 10Y*: 9.36%
• ALL TIME*: 5.66%

VEMIX

• 1D: 1.26%
• 1M: -0.48%
• 6M: 3.65%
• YTD: 9.18%
• 1Y: 21.49%
• 3Y*: 14.60%
• 5Y*: 6.08%
• 10Y*: 7.82%
• ALL TIME*: 7.29%

*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)
USEMX USAA Emerging Markets Fund	$0.00	$0.00	$0.00
VEMIX Vanguard Emerging Markets Stock Index Fund Institutional Shares	$0.00	$0.00	$0.00

USEMX vs. VEMIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
USEMX USAA Emerging Markets Fund	22.64%	36.50%	5.13%	16.07%	-20.24%	-1.22%	16.74%	22.91%	-20.05%	33.55%
VEMIX Vanguard Emerging Markets Stock Index Fund Institutional Shares	9.18%	24.80%	11.38%	8.85%	-17.75%	0.91%	15.26%	20.35%	-14.55%	31.42%

Correlation

The correlation between USEMX and VEMIX is 0.93, 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.	0.93
Correlation (3Y) Balances recent behavior with more history.	0.93
Correlation (5Y) Shows whether the relationship held over a longer period.	0.95
Correlation (10Y) Provides a long-term view across more market conditions.	0.95
Correlation (All Time) Calculated using the full available price history since Jun 22, 2000	0.94

The correlation between USEMX and VEMIX has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

Return for Risk

USEMX vs. VEMIX — Risk / Return Rank

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

USEMX

USEMX Risk / Return Rank: 73
USEMX Sharpe Ratio Rank: 74
USEMX Sortino Ratio Rank: 60
USEMX Omega Ratio Rank: 72
USEMX Calmar Ratio Rank: 83
USEMX Martin Ratio Rank: 74

VEMIX

VEMIX Risk / Return Rank: 40
VEMIX Sharpe Ratio Rank: 40
VEMIX Sortino Ratio Rank: 38
VEMIX Omega Ratio Rank: 39
VEMIX Calmar Ratio Rank: 44
VEMIX Martin Ratio Rank: 40

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.

USEMX vs. VEMIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for USAA Emerging Markets Fund (USEMX) and Vanguard Emerging Markets Stock Index Fund Institutional Shares (VEMIX). 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.

	USEMX	VEMIX	Difference
Sharpe ratio: Return per unit of total volatility	1.81	1.29	+0.53
Sortino ratio: Return per unit of downside risk	2.30	1.82	+0.48
Omega ratio: Gain probability vs. loss probability	1.34	1.23	+0.10
Calmar ratio: Return relative to maximum drawdown	2.95	1.87	+1.09
Martin ratio: Return relative to average drawdown	9.67	6.20	+3.46

USEMX vs. VEMIX - Sharpe Ratio Comparison

The current USEMX Sharpe Ratio is 1.81, which is higher than the VEMIX Sharpe Ratio of 1.29. The chart below compares the historical Sharpe Ratios of USEMX and VEMIX, 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

USEMX vs. VEMIX - Drawdown Comparison

The maximum USEMX drawdown since its inception was -64.84%, roughly equal to the maximum VEMIX drawdown of -66.43%. Use the drawdown chart below to compare losses from any high point for USEMX and VEMIX.

Drawdown Indicators

	USEMX	VEMIX	Difference
Max Drawdown Largest peak-to-trough decline	-64.84%	-66.43%	+1.59%
Max Drawdown (1Y) Largest decline over 1 year	-14.23%	-11.05%	-3.18%
Max Drawdown (3Y) Largest decline over 3 years	-16.26%	-15.77%	-0.49%
Max Drawdown (5Y) Largest decline over 5 years	-32.14%	-30.68%	-1.46%
Max Drawdown (10Y) Largest decline over 10 years	-40.29%	-36.04%	-4.25%
Current Drawdown Current decline from peak	-9.58%	-4.23%	-5.35%
Average Drawdown Average peak-to-trough decline	-19.23%	-15.91%	-3.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.34%	3.32%	+1.02%

Volatility

USEMX vs. VEMIX - Volatility Comparison

USAA Emerging Markets Fund (USEMX) has a higher volatility of 9.34% compared to Vanguard Emerging Markets Stock Index Fund Institutional Shares (VEMIX) at 5.34%. This indicates that USEMX's price experiences larger fluctuations and is considered to be riskier than VEMIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	USEMX	VEMIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.34%	5.34%	+4.00%
Volatility (6M) Calculated over the trailing 6-month period	21.03%	13.86%	+7.17%
Volatility (1Y) Calculated over the trailing 1-year period	23.16%	16.03%	+7.13%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.94%	15.59%	+2.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.25%	16.50%	+1.75%

USEMX vs. VEMIX - Expense Ratio Comparison

USEMX has a 1.47% expense ratio, which is higher than VEMIX's 0.06% expense ratio.

Dividends

USEMX vs. VEMIX - Dividend Comparison

USEMX's dividend yield for the trailing twelve months is around 7.12%, more than VEMIX's 2.35% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
USEMX USAA Emerging Markets Fund	7.12%	8.73%	3.20%	1.83%	1.73%	0.70%	1.04%	0.32%	1.29%	0.33%	0.91%	0.82%
VEMIX Vanguard Emerging Markets Stock Index Fund Institutional Shares	2.35%	2.77%	3.17%	3.51%	4.09%	2.61%	1.90%	3.23%	2.89%	2.33%	2.55%	2.51%

Frequently Asked Questions

Can I hold both USEMX and VEMIX in my portfolio?

With a correlation of 0.93, USEMX and VEMIX 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, USEMX or VEMIX?

USEMX has higher volatility (9.34%) compared to VEMIX (5.34%). In terms of maximum drawdown, USEMX dropped -64.84% vs VEMIX's -66.43%.

Which has better risk-adjusted returns?

USEMX currently has the higher Sharpe Ratio (1.81 vs 1.29), 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.