^IMUS vs. VOO

Last updated Jun 4, 2026

^IMUS (Dow Jones Islamic Market U.S. Index) is an index, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, ^IMUS returned 15.60%/yr vs 15.56%/yr for VOO. With a 0.95 correlation, they move nearly in lockstep.

Performance

^IMUS vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dow Jones Islamic Market U.S. Index (^IMUS) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ^IMUS achieves a 13.76% return, which is significantly higher than VOO's 10.91% return. Both investments have delivered pretty close results over the past 10 years, with ^IMUS having a 15.60% annualized return and VOO not far behind at 15.56%.

^IMUS

• 1D: -0.68%
• 1M: 6.77%
• YTD: 13.76%
• 6M: 13.23%
• 1Y: 34.37%
• 3Y*: 22.63%
• 5Y*: 13.78%
• 10Y*: 15.60%

VOO

• 1D: -0.70%
• 1M: 5.04%
• YTD: 10.91%
• 6M: 10.93%
• 1Y: 28.04%
• 3Y*: 22.44%
• 5Y*: 13.90%
• 10Y*: 15.56%

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

^IMUS vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
^IMUS Dow Jones Islamic Market U.S. Index	13.76%	16.79%	24.16%	32.07%	-25.45%	27.79%	28.19%	31.43%	-4.10%	22.63%
VOO Vanguard S&P 500 ETF	10.91%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	31.37%	-4.50%	21.77%

Correlation

The correlation between ^IMUS and VOO is 0.95 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.97
Correlation (5Y) Calculated over the trailing 5-year period	0.97
Correlation (10Y) Calculated over the trailing 10-year period	0.97
Correlation (All Time) Calculated using the full available price history since Sep 10, 2010	0.95

The correlation between ^IMUS and VOO has been stable across timeframes, ranging from 0.95 to 0.97 - a consistent structural relationship.

Return for Risk

^IMUS vs. VOO — Risk / Return Rank

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

^IMUS

^IMUS Risk / Return Rank: 71
^IMUS Sharpe Ratio Rank: 71
^IMUS Sortino Ratio Rank: 72
^IMUS Omega Ratio Rank: 83
^IMUS Calmar Ratio Rank: 57
^IMUS Martin Ratio Rank: 71

VOO

VOO Risk / Return Rank: 70
VOO Sharpe Ratio Rank: 71
VOO Sortino Ratio Rank: 70
VOO Omega Ratio Rank: 70
VOO Calmar Ratio Rank: 62
VOO Martin Ratio Rank: 75

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.

^IMUS vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dow Jones Islamic Market U.S. Index (^IMUS) and Vanguard S&P 500 ETF (VOO). 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.

	^IMUS	VOO	Difference
Sharpe ratio Return per unit of total volatility	2.21	2.39	-0.18
Sortino ratio Return per unit of downside risk	3.03	3.25	-0.23
Omega ratio Gain probability vs. loss probability	1.44	1.43	+0.01
Calmar ratio Return relative to maximum drawdown	2.51	3.16	-0.65
Martin ratio Return relative to average drawdown	10.59	14.73	-4.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

^IMUS vs. VOO - Sharpe Ratio Comparison

The current ^IMUS Sharpe Ratio is 2.21, which is comparable to the VOO Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of ^IMUS and VOO, 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

	^IMUS	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.21	2.39	-0.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.70	0.83	-0.13
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.79	0.87	-0.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.45	0.89	-0.44

Drawdowns

^IMUS vs. VOO - Drawdown Comparison

The maximum ^IMUS drawdown since its inception was -47.72%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for ^IMUS and VOO.

Drawdown Indicators

	^IMUS	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-47.72%	-33.99%	-13.73%
Max Drawdown (1Y) Largest decline over 1 year	-11.00%	-8.90%	-2.10%
Max Drawdown (3Y) Largest decline over 3 years	-22.09%	-18.69%	-3.40%
Max Drawdown (5Y) Largest decline over 5 years	-29.97%	-24.52%	-5.45%
Max Drawdown (10Y) Largest decline over 10 years	-32.20%	-33.99%	+1.79%
Current Drawdown Current decline from peak	-0.68%	-0.70%	+0.02%
Average Drawdown Average peak-to-trough decline	-9.59%	-3.69%	-5.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.85%	1.91%	+0.94%

Volatility

^IMUS vs. VOO - Volatility Comparison

Dow Jones Islamic Market U.S. Index (^IMUS) and Vanguard S&P 500 ETF (VOO) have volatilities of 2.88% and 2.84%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	^IMUS	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.88%	2.84%	+0.04%
Volatility (6M) Calculated over the trailing 6-month period	9.97%	8.90%	+1.07%
Volatility (1Y) Calculated over the trailing 1-year period	12.54%	11.80%	+0.74%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.88%	16.81%	+2.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.33%	18.01%	+1.32%

Frequently Asked Questions

Can I hold both ^IMUS and VOO in my portfolio?

With a correlation of 0.95, ^IMUS and VOO 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, ^IMUS or VOO?

^IMUS has higher volatility (2.88%) compared to VOO (2.84%). In terms of maximum drawdown, ^IMUS dropped -47.72% vs VOO's -33.99%.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (2.39 vs 2.21), 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.