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IUSV vs. MGV
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IUSV vs. MGV

Last updated Aug 2, 2026
Documentation

IUSV (iShares Core S&P U.S. Value ETF) and MGV (Vanguard Mega Cap Value ETF) are both Large Cap Value Equities funds - IUSV tracks the S&P 900 Value Index while MGV tracks the CRSP US Mega Cap Value Index. Both are passively managed. Over the past 10 years, IUSV returned 11.91%/yr vs 12.87%/yr for MGV. Their 0.96 correlation means they have historically moved very closely together. IUSV charges 0.04%/yr vs 0.05%/yr for MGV.

Performance

IUSV vs. MGV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Core S&P U.S. Value ETF (IUSV) and Vanguard Mega Cap Value ETF (MGV). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, IUSV achieves a 10.38% return, which is significantly lower than MGV's 16.77% return. Over the past 10 years, IUSV has underperformed MGV with an annualized return of 11.91%, while MGV has yielded a comparatively higher 12.87% annualized return.

IUSV

1D
-0.22%
1M
0.64%
6M
7.56%
YTD
10.38%
1Y
21.41%
3Y*
13.80%
5Y*
11.39%
10Y*
11.91%
ALL TIME*
11.49%

MGV

1D
-0.23%
1M
-0.51%
6M
11.22%
YTD
16.77%
1Y
28.72%
3Y*
17.69%
5Y*
12.79%
10Y*
12.87%
ALL TIME*
9.30%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

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

IUSV

iShares Core S&P U.S. Value ETF
$60.14M$63.62M$70.42M

MGV

Vanguard Mega Cap Value ETF
$37.04M$38.78M$39.74M

IUSV vs. MGV - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
IUSV
iShares Core S&P U.S. Value ETF		10.38%12.85%12.18%21.73%-5.40%25.22%1.56%31.47%-9.21%15.09%
MGV
Vanguard Mega Cap Value ETF		16.77%15.45%16.94%9.16%-1.22%25.93%2.50%25.54%-4.13%16.85%

Correlation

The correlation between IUSV and MGV is 0.86, 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.

0.86

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

0.93

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

0.94

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

0.95

Correlation (All Time)
Calculated using the full available price history since Dec 27, 2007

0.96

The correlation between IUSV and MGV has been stable across timeframes, ranging from 0.86 to 0.96 - a consistent structural relationship.

IUSV vs. MGV - Sectors Allocation Comparison

Sectors
IUSV
MGV

Technology

20.4%
18.1%

Financial Services

16.1%
23.1%

Healthcare

11.9%
16.7%

Industrials

11.2%
13.8%

Consumer Cyclical

10.0%
3.8%

Consumer Defensive

8.5%
10.7%

Energy

7.3%
5.5%

Utilities

4.4%
2.0%

Real Estate

3.8%
1.0%

Basic Materials

3.6%
2.3%

Communication Services

2.7%
3.0%

Technology

IUSV
20.4%
MGV
18.1%

Financial Services

IUSV
16.1%
MGV
23.1%

Healthcare

IUSV
11.9%
MGV
16.7%

Industrials

IUSV
11.2%
MGV
13.8%

Consumer Cyclical

IUSV
10.0%
MGV
3.8%

Consumer Defensive

IUSV
8.5%
MGV
10.7%

Energy

IUSV
7.3%
MGV
5.5%

Utilities

IUSV
4.4%
MGV
2.0%

Real Estate

IUSV
3.8%
MGV
1.0%

Basic Materials

IUSV
3.6%
MGV
2.3%

Communication Services

IUSV
2.7%
MGV
3.0%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares Core S&P U.S. Value ETF

Vanguard Mega Cap Value ETF

Often compared with IUSV:
IUSV vs. IUSGIUSV vs. VTVIUSV vs. SPYIUSV vs. VOOIUSV vs. SCHDIUSV vs. VLUEIUSV vs. DGRO
Often compared with MGV:
MGV vs. MGKMGV vs. MGCMGV vs. VYMMGV vs. VIGMGV vs. VTVMGV vs. SPYVMGV vs. JNJ

Return for Risk

IUSV vs. MGV — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
IUSV
IUSV Risk / Return Rank: 8585
Overall Rank
IUSV Sharpe Ratio Rank: 8585
Sharpe Ratio Rank
IUSV Sortino Ratio Rank: 8585
Sortino Ratio Rank
IUSV Omega Ratio Rank: 8484
Omega Ratio Rank
IUSV Calmar Ratio Rank: 8484
Calmar Ratio Rank
IUSV Martin Ratio Rank: 8686
Martin Ratio Rank
MGV
MGV Risk / Return Rank: 9494
Overall Rank
MGV Sharpe Ratio Rank: 9595
Sharpe Ratio Rank
MGV Sortino Ratio Rank: 9595
Sortino Ratio Rank
MGV Omega Ratio Rank: 9393
Omega Ratio Rank
MGV Calmar Ratio Rank: 9292
Calmar Ratio Rank
MGV Martin Ratio Rank: 9393
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.

IUSV vs. MGV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P U.S. Value ETF (IUSV) and Vanguard Mega Cap Value ETF (MGV). 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.

IUSVMGVDifference
Sharpe ratioReturn per unit of total volatility
1.98
2.70

-0.72

Sortino ratioReturn per unit of downside risk
2.78
3.84

-1.06

Omega ratioGain probability vs. loss probability

1.36

1.49

-0.13

Calmar ratioReturn relative to maximum drawdown

3.13

4.31

-1.18

Martin ratioReturn relative to average drawdown

12.16

16.78

-4.62

IUSV vs. MGV - Sharpe Ratio Comparison

The current IUSV Sharpe Ratio is 1.98, which is comparable to the MGV Sharpe Ratio of 2.70. The chart below compares the historical Sharpe Ratios of IUSV and MGV, 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

IUSV vs. MGV - Drawdown Comparison

The maximum IUSV drawdown since its inception was -56.88%, roughly equal to the maximum MGV drawdown of -56.07%. Use the drawdown chart below to compare losses from any high point for IUSV and MGV.

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Drawdown Indicators

IUSVMGVDifference

Max Drawdown

Largest peak-to-trough decline

-56.88%

-56.07%

-0.81%

Max Drawdown (1Y)

Largest decline over 1 year

-6.36%

-6.42%

+0.06%

Max Drawdown (3Y)

Largest decline over 3 years

-17.76%

-13.18%

-4.58%

Max Drawdown (5Y)

Largest decline over 5 years

-17.95%

-16.54%

-1.41%

Max Drawdown (10Y)

Largest decline over 10 years

-37.54%

-35.41%

-2.13%

Current Drawdown

Current decline from peak

-1.12%

-1.34%

+0.22%

Average Drawdown

Average peak-to-trough decline

-6.26%

-7.73%

+1.47%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.64%

1.65%

-0.01%

Volatility

IUSV vs. MGV - Volatility Comparison

The current volatility for iShares Core S&P U.S. Value ETF (IUSV) is 2.67%, while Vanguard Mega Cap Value ETF (MGV) has a volatility of 2.87%. This indicates that IUSV experiences smaller price fluctuations and is considered to be less risky than MGV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

IUSVMGVDifference

Volatility (1M)

Calculated over the trailing 1-month period

2.67%

2.87%

-0.20%

Volatility (6M)

Calculated over the trailing 6-month period

7.24%

7.85%

-0.61%

Volatility (1Y)

Calculated over the trailing 1-year period

10.10%

10.31%

-0.21%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

14.45%

13.56%

+0.89%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

16.99%

16.30%

+0.69%

IUSV vs. MGV - Expense Ratio Comparison

IUSV has a 0.04% expense ratio, which is lower than MGV's 0.05% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

IUSV vs. MGV - Dividend Comparison

IUSV's dividend yield for the trailing twelve months is around 1.66%, less than MGV's 1.87% yield.

PositionTTM20252024202320222021202020192018201720162015
IUSV
iShares Core S&P U.S. Value ETF		1.66%1.78%2.15%1.75%2.22%1.87%2.40%2.19%2.67%1.93%4.44%7.63%
MGV
Vanguard Mega Cap Value ETF		1.87%2.04%2.31%2.48%2.45%2.17%2.47%2.69%2.65%2.34%2.53%2.59%

Frequently Asked Questions

IUSV and MGV have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

MGV has higher volatility (2.87%) compared to IUSV (2.67%). In terms of maximum drawdown, IUSV dropped -56.88% vs MGV's -56.07%.

On 10-year performance, MGV leads with 12.87% vs 11.91% for IUSV. On fees, IUSV is cheaper at 0.04% per year. On volatility, IUSV has been the lower-risk option at 2.67%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, MGV has performed better with a 12.87% return vs 11.91%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

IUSV is cheaper with a 0.04% expense ratio, compared with 0.05% for MGV.

MGV has the higher dividend yield at 1.87%, compared with 1.66% for IUSV.

IUSV tracks S&P 900 Value Index, while MGV tracks CRSP US Mega Cap Value Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.04% for IUSV and 0.05% for MGV.

MGV currently has the higher Sharpe Ratio (2.70 vs 1.98), 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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