ISCG vs. IUSG

Last updated Jun 4, 2026

ISCG (iShares Morningstar Small-Cap Growth ETF) and IUSG (iShares Core S&P U.S. Growth ETF) are both exchange-traded funds - ISCG is a Small Cap Growth Equities fund tracking the Morningstar US Small Cap Broad Growth Extended Index, while IUSG is a Large Cap Growth Equities fund tracking the Russell 3000 Growth Index. Both are passively managed. Over the past 10 years, ISCG returned 11.37%/yr vs 17.88%/yr for IUSG. Their correlation of 0.83 suggests significant overlap in exposure. ISCG charges 0.06%/yr vs 0.04%/yr for IUSG.

Performance

ISCG vs. IUSG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Morningstar Small-Cap Growth ETF (ISCG) and iShares Core S&P U.S. Growth ETF (IUSG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ISCG achieves a 12.92% return, which is significantly lower than IUSG's 14.08% return. Over the past 10 years, ISCG has underperformed IUSG with an annualized return of 11.37%, while IUSG has yielded a comparatively higher 17.88% annualized return.

ISCG

• 1D: -0.93%
• 1M: 3.29%
• YTD: 12.92%
• 6M: 12.57%
• 1Y: 30.64%
• 3Y*: 17.01%
• 5Y*: 5.31%
• 10Y*: 11.37%

IUSG

• 1D: -0.89%
• 1M: 7.35%
• YTD: 14.08%
• 6M: 13.91%
• 1Y: 33.89%
• 3Y*: 27.59%
• 5Y*: 15.69%
• 10Y*: 17.88%

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

ISCG vs. IUSG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ISCG iShares Morningstar Small-Cap Growth ETF	12.92%	12.88%	13.35%	23.13%	-26.75%	-1.26%	43.41%	27.66%	-6.91%	24.68%
IUSG iShares Core S&P U.S. Growth ETF	14.08%	21.23%	34.70%	29.28%	-28.81%	31.26%	32.65%	30.62%	-0.79%	27.02%

Correlation

The correlation between ISCG and IUSG is 0.73, 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	0.73
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.78
Correlation (10Y) Calculated over the trailing 10-year period	0.79
Correlation (All Time) Calculated using the full available price history since Jul 8, 2004	0.83

The correlation between ISCG and IUSG shifts across timeframes, from 0.72 (3 years) to 0.83 (all time), reflecting how their relationship changes across market environments.

ISCG vs. IUSG - Sectors Allocation Comparison

Sectors	ISCG	IUSG
Industrials	24.6%	7.5%
Technology	21.4%	48.0%
Healthcare	15.4%	6.2%
Financial Services	10.6%	8.8%
Consumer Cyclical	9.9%	9.3%
Real Estate	5.2%	0.9%
Basic Materials	3.5%	0.5%
Consumer Defensive	2.9%	1.0%
Communication Services	2.8%	17.1%
Energy	2.8%	0.2%
Utilities	1.0%	0.5%

Return for Risk

ISCG vs. IUSG — Risk / Return Rank

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

ISCG

ISCG Risk / Return Rank: 50
ISCG Sharpe Ratio Rank: 48
ISCG Sortino Ratio Rank: 48
ISCG Omega Ratio Rank: 44
ISCG Calmar Ratio Rank: 53
ISCG Martin Ratio Rank: 58

IUSG

IUSG Risk / Return Rank: 59
IUSG Sharpe Ratio Rank: 64
IUSG Sortino Ratio Rank: 61
IUSG Omega Ratio Rank: 60
IUSG Calmar Ratio Rank: 52
IUSG Martin Ratio Rank: 61

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.

ISCG vs. IUSG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Morningstar Small-Cap Growth ETF (ISCG) and iShares Core S&P U.S. Growth ETF (IUSG). 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.

	ISCG	IUSG	Difference
Sharpe ratio: Return per unit of total volatility	1.70	2.17	-0.46
Sortino ratio: Return per unit of downside risk	2.40	2.93	-0.52
Omega ratio: Gain probability vs. loss probability	1.29	1.37	-0.08
Calmar ratio: Return relative to maximum drawdown	2.69	2.61	+0.09
Martin ratio: Return relative to average drawdown	10.31	11.09	-0.78
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ISCG vs. IUSG - Sharpe Ratio Comparison

The current ISCG Sharpe Ratio is 1.70, which is comparable to the IUSG Sharpe Ratio of 2.17. The chart below compares the historical Sharpe Ratios of ISCG and IUSG, 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

	ISCG	IUSG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.70	2.17	-0.46
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.23	0.76	-0.52
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.49	0.88	-0.39
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.38	+0.03

Drawdowns

ISCG vs. IUSG - Drawdown Comparison

The maximum ISCG drawdown since its inception was -57.72%, smaller than the maximum IUSG drawdown of -63.41%. Use the drawdown chart below to compare losses from any high point for ISCG and IUSG.

Drawdown Indicators

	ISCG	IUSG	Difference
Max Drawdown Largest peak-to-trough decline	-57.72%	-63.41%	+5.69%
Max Drawdown (1Y) Largest decline over 1 year	-11.43%	-13.07%	+1.64%
Max Drawdown (3Y) Largest decline over 3 years	-26.71%	-22.28%	-4.43%
Max Drawdown (5Y) Largest decline over 5 years	-37.80%	-32.21%	-5.59%
Max Drawdown (10Y) Largest decline over 10 years	-41.48%	-32.35%	-9.13%
Current Drawdown Current decline from peak	-0.93%	-0.98%	+0.05%
Average Drawdown Average peak-to-trough decline	-11.63%	-21.44%	+9.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.98%	3.06%	-0.08%

Volatility

ISCG vs. IUSG - Volatility Comparison

iShares Morningstar Small-Cap Growth ETF (ISCG) has a higher volatility of 4.93% compared to iShares Core S&P U.S. Growth ETF (IUSG) at 4.23%. This indicates that ISCG's price experiences larger fluctuations and is considered to be riskier than IUSG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISCG	IUSG	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.93%	4.23%	+0.70%
Volatility (6M) Calculated over the trailing 6-month period	13.09%	12.23%	+0.86%
Volatility (1Y) Calculated over the trailing 1-year period	18.13%	15.72%	+2.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.95%	20.87%	+2.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.16%	20.40%	+2.76%

ISCG vs. IUSG - Expense Ratio Comparison

ISCG has a 0.06% expense ratio, which is higher than IUSG's 0.04% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

ISCG vs. IUSG - Dividend Comparison

ISCG's dividend yield for the trailing twelve months is around 0.56%, more than IUSG's 0.47% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ISCG iShares Morningstar Small-Cap Growth ETF	0.56%	0.61%	0.84%	0.77%	0.92%	0.62%	0.10%	0.27%	0.40%	0.52%	1.19%	0.64%
IUSG iShares Core S&P U.S. Growth ETF	0.47%	0.53%	0.59%	1.12%	1.07%	0.59%	0.93%	1.64%	1.32%	1.28%	1.48%	1.29%

Frequently Asked Questions

Can I hold both ISCG and IUSG in my portfolio?

ISCG and IUSG have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ISCG or IUSG?

ISCG has higher volatility (4.93%) compared to IUSG (4.23%). In terms of maximum drawdown, ISCG dropped -57.72% vs IUSG's -63.41%.

Which ETF is better, ISCG or IUSG?

On 10-year performance, IUSG leads with 17.88% vs 11.37% for ISCG. On fees, IUSG is cheaper at 0.04% per year. On volatility, IUSG has been the lower-risk option at 4.23%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ISCG or IUSG?

Over the 10-year period, IUSG has performed better with a 17.88% return vs 11.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ISCG or IUSG?

IUSG is cheaper with a 0.04% expense ratio, compared with 0.06% for ISCG.

Which ETF pays a higher dividend yield, ISCG or IUSG?

ISCG has the higher dividend yield at 0.56%, compared with 0.47% for IUSG.

What is the main difference between ISCG and IUSG?

ISCG is categorized as Small Cap Growth Equities, while IUSG is Large Cap Growth Equities. ISCG tracks Morningstar US Small Cap Broad Growth Extended Index, while IUSG tracks Russell 3000 Growth Index. Their fees differ too: 0.06% for ISCG and 0.04% for IUSG.

Which has better risk-adjusted returns?

IUSG currently has the higher Sharpe Ratio (2.17 vs 1.70), 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.