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VDIPX vs. VIEIX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

VDIPX vs. VIEIX

Last updated Aug 2, 2026
Documentation

VDIPX (Vanguard Developed Markets Index Fund Institutional Plus Shares) and VIEIX (Vanguard Extended Market Index Fund Institutional Shares) are both mutual funds - VDIPX is a Foreign Large Cap Equities fund managed by Vanguard, while VIEIX is a Mid Cap Blend Equities fund tracking the Spliced Extended Market Index. Over the past 10 years, VDIPX returned 10.07%/yr vs 11.64%/yr for VIEIX. Their 0.75 correlation means they have sometimes moved together and sometimes differently. Both charge a 0.04% expense ratio.

Performance

VDIPX vs. VIEIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Developed Markets Index Fund Institutional Plus Shares (VDIPX) and Vanguard Extended Market Index Fund Institutional Shares (VIEIX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

The year-to-date returns for both stocks are quite close, with VDIPX having a 14.62% return and VIEIX slightly lower at 13.98%. Over the past 10 years, VDIPX has underperformed VIEIX with an annualized return of 10.07%, while VIEIX has yielded a comparatively higher 11.64% annualized return.

VDIPX

1D
3.12%
1M
0.76%
6M
8.15%
YTD
14.62%
1Y
30.64%
3Y*
17.93%
5Y*
9.93%
10Y*
10.07%
ALL TIME*
8.78%

VIEIX

1D
1.41%
1M
-2.62%
6M
11.32%
YTD
13.98%
1Y
23.78%
3Y*
15.99%
5Y*
6.19%
10Y*
11.64%
ALL TIME*
9.05%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

VDIPX

Vanguard Developed Markets Index Fund Institutional Plus Shares
$0.00$0.00$0.00

VIEIX

Vanguard Extended Market Index Fund Institutional Shares
$0.00$0.00$0.00

VDIPX vs. VIEIX - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
VDIPX
Vanguard Developed Markets Index Fund Institutional Plus Shares		14.62%35.15%3.08%17.78%-15.35%11.45%10.26%22.06%-14.48%26.48%
VIEIX
Vanguard Extended Market Index Fund Institutional Shares		13.98%11.42%15.49%26.97%-26.46%12.46%32.24%28.05%-9.36%18.12%

Correlation

The correlation between VDIPX and VIEIX is 0.74, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

Correlation
Correlation (1Y)
Focuses on recent behavior, but can change the most.

0.74

Correlation (3Y)
Balances recent behavior with more history.

0.73

Correlation (5Y)
Shows whether the relationship held over a longer period.

0.76

Correlation (10Y)
Provides a long-term view across more market conditions.

0.75

Correlation (All Time)
Calculated using the full available price history since Jan 2, 2015

0.75

The correlation between VDIPX and VIEIX has been stable across timeframes, ranging from 0.73 to 0.76 - a consistent structural relationship.

VDIPX vs. VIEIX - Sectors Allocation Comparison

Sectors
VDIPX
VIEIX

Financial Services

23.1%
14.2%

Technology

18.4%
19.7%

Industrials

17.9%
21.1%

Healthcare

7.9%
14.2%

Consumer Cyclical

7.3%
9.4%

Basic Materials

6.9%
3.9%

Consumer Defensive

5.3%
2.6%

Energy

4.5%
4.2%

Communication Services

3.2%
3.1%

Utilities

3.1%
1.8%

Real Estate

2.5%
5.8%

Financial Services

VDIPX
23.1%
VIEIX
14.2%

Technology

VDIPX
18.4%
VIEIX
19.7%

Industrials

VDIPX
17.9%
VIEIX
21.1%

Healthcare

VDIPX
7.9%
VIEIX
14.2%

Consumer Cyclical

VDIPX
7.3%
VIEIX
9.4%

Basic Materials

VDIPX
6.9%
VIEIX
3.9%

Consumer Defensive

VDIPX
5.3%
VIEIX
2.6%

Energy

VDIPX
4.5%
VIEIX
4.2%

Communication Services

VDIPX
3.2%
VIEIX
3.1%

Utilities

VDIPX
3.1%
VIEIX
1.8%

Real Estate

VDIPX
2.5%
VIEIX
5.8%

Compare stocks, funds, or ETFs

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Vanguard Developed Markets Index Fund Institutional Plus Shares

Vanguard Extended Market Index Fund Institutional Shares

Often compared with VDIPX:
VDIPX vs. VEMIXVDIPX vs. VTIAXVDIPX vs. FSPSXVDIPX vs. VOOVDIPX vs. VIGIXVDIPX vs. DODGXVDIPX vs. VPMAX
Often compared with VIEIX:
VIEIX vs. FSMAXVIEIX vs. VOOVIEIX vs. VMCIXVIEIX vs. VEXAXVIEIX vs. VEXRXVIEIX vs. VSCIXVIEIX vs. SPY

Return for Risk

VDIPX vs. VIEIX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
VDIPX
VDIPX Risk / Return Rank: 7676
Overall Rank
VDIPX Sharpe Ratio Rank: 7676
Sharpe Ratio Rank
VDIPX Sortino Ratio Rank: 7373
Sortino Ratio Rank
VDIPX Omega Ratio Rank: 7575
Omega Ratio Rank
VDIPX Calmar Ratio Rank: 7878
Calmar Ratio Rank
VDIPX Martin Ratio Rank: 7979
Martin Ratio Rank
VIEIX
VIEIX Risk / Return Rank: 4646
Overall Rank
VIEIX Sharpe Ratio Rank: 4141
Sharpe Ratio Rank
VIEIX Sortino Ratio Rank: 4242
Sortino Ratio Rank
VIEIX Omega Ratio Rank: 3737
Omega Ratio Rank
VIEIX Calmar Ratio Rank: 6262
Calmar Ratio Rank
VIEIX Martin Ratio Rank: 5252
Martin Ratio Rank
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.

VDIPX vs. VIEIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Developed Markets Index Fund Institutional Plus Shares (VDIPX) and Vanguard Extended Market Index Fund Institutional Shares (VIEIX). 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.

VDIPXVIEIXDifference
Sharpe ratioReturn per unit of total volatility
1.75
1.16

+0.58

Sortino ratioReturn per unit of downside risk
2.40
1.72

+0.69

Omega ratioGain probability vs. loss probability

1.32

1.20

+0.11

Calmar ratioReturn relative to maximum drawdown

2.52

2.02

+0.49

Martin ratioReturn relative to average drawdown

9.38

6.87

+2.51

VDIPX vs. VIEIX - Sharpe Ratio Comparison

The current VDIPX Sharpe Ratio is 1.75, which is higher than the VIEIX Sharpe Ratio of 1.16. The chart below compares the historical Sharpe Ratios of VDIPX and VIEIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

VDIPX vs. VIEIX - Drawdown Comparison

The maximum VDIPX drawdown since its inception was -35.61%, smaller than the maximum VIEIX drawdown of -58.03%. Use the drawdown chart below to compare losses from any high point for VDIPX and VIEIX.

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Drawdown Indicators

VDIPXVIEIXDifference

Max Drawdown

Largest peak-to-trough decline

-35.61%

-58.03%

+22.42%

Max Drawdown (1Y)

Largest decline over 1 year

-11.67%

-10.25%

-1.42%

Max Drawdown (3Y)

Largest decline over 3 years

-13.15%

-26.84%

+13.69%

Max Drawdown (5Y)

Largest decline over 5 years

-29.69%

-36.32%

+6.63%

Max Drawdown (10Y)

Largest decline over 10 years

-35.61%

-41.62%

+6.01%

Current Drawdown

Current decline from peak

-1.68%

-3.74%

+2.06%

Average Drawdown

Average peak-to-trough decline

-7.13%

-13.77%

+6.64%

Ulcer Index

Depth and duration of drawdowns from previous peaks

3.12%

3.02%

+0.10%

Volatility

VDIPX vs. VIEIX - Volatility Comparison

Vanguard Developed Markets Index Fund Institutional Plus Shares (VDIPX) has a higher volatility of 5.76% compared to Vanguard Extended Market Index Fund Institutional Shares (VIEIX) at 3.90%. This indicates that VDIPX's price experiences larger fluctuations and is considered to be riskier than VIEIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

VDIPXVIEIXDifference

Volatility (1M)

Calculated over the trailing 1-month period

5.76%

3.90%

+1.86%

Volatility (6M)

Calculated over the trailing 6-month period

14.80%

13.32%

+1.48%

Volatility (1Y)

Calculated over the trailing 1-year period

16.82%

17.81%

-0.99%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

16.22%

22.41%

-6.19%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

16.40%

22.34%

-5.94%

VDIPX vs. VIEIX - Expense Ratio Comparison

Both VDIPX and VIEIX have an expense ratio of 0.04%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

VDIPX vs. VIEIX - Dividend Comparison

VDIPX's dividend yield for the trailing twelve months is around 2.56%, more than VIEIX's 1.03% yield.

PositionTTM20252024202320222021202020192018201720162015
VDIPX
Vanguard Developed Markets Index Fund Institutional Plus Shares		2.56%3.23%3.37%3.16%2.92%3.17%2.05%3.05%3.36%2.79%3.08%2.95%
VIEIX
Vanguard Extended Market Index Fund Institutional Shares		1.03%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

VDIPX and VIEIX have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

VDIPX has higher volatility (5.76%) compared to VIEIX (3.90%). In terms of maximum drawdown, VDIPX dropped -35.61% vs VIEIX's -58.03%.

VDIPX currently has the higher Sharpe Ratio (1.75 vs 1.16), 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.

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