VEXMX vs. DISV

Last updated Jun 4, 2026

VEXMX (Vanguard Extended Market Index Fund) and DISV (Dimensional International Small Cap Value ETF) are both funds - VEXMX is a Mid Cap Growth Equities fund managed by Vanguard, while DISV is a Foreign Small & Mid Cap Equities fund actively managed by Dimensional. Over the past 3 years, VEXMX returned 19.77%/yr vs 24.35%/yr for DISV. A 0.70 correlation means they provide meaningful diversification when combined. VEXMX charges 0.19%/yr vs 0.42%/yr for DISV.

Performance

VEXMX vs. DISV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Extended Market Index Fund (VEXMX) and Dimensional International Small Cap Value ETF (DISV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VEXMX achieves a 14.86% return, which is significantly higher than DISV's 10.83% return.

VEXMX

• 1D: 1.07%
• 1M: 5.79%
• YTD: 14.86%
• 6M: 13.58%
• 1Y: 29.96%
• 3Y*: 19.77%
• 5Y*: 6.66%
• 10Y*: 12.01%

DISV

• 1D: -1.06%
• 1M: 3.34%
• YTD: 10.83%
• 6M: 15.28%
• 1Y: 34.34%
• 3Y*: 24.35%
• 5Y*: —
• 10Y*: —

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

VEXMX vs. DISV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
VEXMX Vanguard Extended Market Index Fund	14.86%	10.93%	15.05%	26.79%	-19.07%
DISV Dimensional International Small Cap Value ETF	10.83%	47.42%	5.87%	19.52%	-9.72%

Correlation

The correlation between VEXMX and DISV is 0.64, 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	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.65
Correlation (All Time) Calculated using the full available price history since Mar 25, 2022	0.70

The correlation between VEXMX and DISV has been stable across timeframes, ranging from 0.64 to 0.70 - a consistent structural relationship.

Return for Risk

VEXMX vs. DISV — Risk / Return Rank

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

VEXMX

VEXMX Risk / Return Rank: 47
VEXMX Sharpe Ratio Rank: 41
VEXMX Sortino Ratio Rank: 39
VEXMX Omega Ratio Rank: 36
VEXMX Calmar Ratio Rank: 65
VEXMX Martin Ratio Rank: 54

DISV

DISV Risk / Return Rank: 65
DISV Sharpe Ratio Rank: 72
DISV Sortino Ratio Rank: 71
DISV Omega Ratio Rank: 69
DISV Calmar Ratio Rank: 54
DISV Martin Ratio Rank: 58

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.

VEXMX vs. DISV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Extended Market Index Fund (VEXMX) and Dimensional International Small Cap Value ETF (DISV). 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.

	VEXMX	DISV	Difference
Sharpe ratio: Return per unit of total volatility	1.86	2.39	-0.53
Sortino ratio: Return per unit of downside risk	2.59	3.28	-0.69
Omega ratio: Gain probability vs. loss probability	1.32	1.43	-0.11
Calmar ratio: Return relative to maximum drawdown	3.11	2.72	+0.39
Martin ratio: Return relative to average drawdown	10.99	10.27	+0.72
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VEXMX vs. DISV - Sharpe Ratio Comparison

The current VEXMX Sharpe Ratio is 1.86, which is comparable to the DISV Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of VEXMX and DISV, 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

	VEXMX	DISV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.86	2.39	-0.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.30	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.54	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.54	0.93	-0.39

Drawdowns

VEXMX vs. DISV - Drawdown Comparison

The maximum VEXMX drawdown since its inception was -58.17%, which is greater than DISV's maximum drawdown of -26.77%. Use the drawdown chart below to compare losses from any high point for VEXMX and DISV.

Drawdown Indicators

	VEXMX	DISV	Difference
Max Drawdown Largest peak-to-trough decline	-58.17%	-26.77%	-31.40%
Max Drawdown (1Y) Largest decline over 1 year	-10.27%	-12.69%	+2.42%
Max Drawdown (3Y) Largest decline over 3 years	-27.09%	-14.15%	-12.94%
Max Drawdown (5Y) Largest decline over 5 years	-36.38%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-41.63%	—	—
Current Drawdown Current decline from peak	0.00%	-2.48%	+2.48%
Average Drawdown Average peak-to-trough decline	-11.15%	-4.90%	-6.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.90%	3.35%	-0.45%

Volatility

VEXMX vs. DISV - Volatility Comparison

Vanguard Extended Market Index Fund (VEXMX) has a higher volatility of 4.69% compared to Dimensional International Small Cap Value ETF (DISV) at 4.16%. This indicates that VEXMX's price experiences larger fluctuations and is considered to be riskier than DISV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VEXMX	DISV	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.69%	4.16%	+0.53%
Volatility (6M) Calculated over the trailing 6-month period	12.46%	11.69%	+0.77%
Volatility (1Y) Calculated over the trailing 1-year period	17.17%	14.45%	+2.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.34%	17.36%	+4.98%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.39%	17.36%	+5.03%

VEXMX vs. DISV - Expense Ratio Comparison

VEXMX has a 0.19% expense ratio, which is lower than DISV's 0.42% expense ratio.

Dividends

VEXMX vs. DISV - Dividend Comparison

VEXMX's dividend yield for the trailing twelve months is around 0.89%, less than DISV's 2.39% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DISV Dimensional International Small Cap Value ETF	2.39%	2.69%	2.77%	2.73%	1.23%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VEXMX Vanguard Extended Market Index Fund	0.89%	0.74%	0.74%	1.14%	1.00%	0.99%	1.19%	1.18%	1.52%	1.12%	1.31%	1.20%

Frequently Asked Questions

Can I hold both VEXMX and DISV in my portfolio?

VEXMX and DISV have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VEXMX or DISV?

VEXMX has higher volatility (4.69%) compared to DISV (4.16%). In terms of maximum drawdown, VEXMX dropped -58.17% vs DISV's -26.77%.

Which has better risk-adjusted returns?

DISV currently has the higher Sharpe Ratio (2.39 vs 1.86), 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.