PortfoliosLab logoPortfoliosLab logo

Documentation

Upgrade your plan
IWO vs. DUSG
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IWO vs. DUSG

Last updated Aug 5, 2026
Documentation

IWO (iShares Russell 2000 Growth ETF) and DUSG (Dimensional U.S. Small Cap Growth ETF) are both Small Cap Growth Equities funds. IWO is passively managed, while DUSG is actively managed. Their 0.74 correlation means they have sometimes moved together and sometimes differently. IWO charges 0.24%/yr vs 0.32%/yr for DUSG.

Performance

IWO vs. DUSG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Russell 2000 Growth ETF (IWO) and Dimensional U.S. Small Cap Growth ETF (DUSG). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

IWO

1D
2.68%
1M
0.41%
6M
14.89%
YTD
20.41%
1Y
33.81%
3Y*
17.15%
5Y*
5.77%
10Y*
10.96%
ALL TIME*
7.07%

DUSG

1D
1.93%
1M
3.13%
6M
—
YTD
—
1Y
—
3Y*
—
5Y*
—
10Y*
—
ALL TIME*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

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

DUSG

Dimensional U.S. Small Cap Growth ETF
$522.27K$298.89K$124.88K

IWO

iShares Russell 2000 Growth ETF
$179.14M$160.12M$166.50M

IWO vs. DUSG - Yearly Performance Comparison

2026 (YTD)
IWO
iShares Russell 2000 Growth ETF		5.60%
DUSG
Dimensional U.S. Small Cap Growth ETF		7.14%

Correlation

The correlation between IWO and DUSG 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 (All Time)
Calculated using the full available price history since May 6, 2026

0.74

IWO vs. DUSG - Sectors Allocation Comparison

Sectors
IWO
DUSG

Healthcare

28.9%
12.4%

Technology

22.1%
18.2%

Industrials

15.9%
25.2%

Consumer Cyclical

8.2%
16.6%

Financial Services

8.0%
9.0%

Basic Materials

5.0%
6.1%

Energy

4.8%
3.5%

Real Estate

2.4%
0.3%

Consumer Defensive

2.3%
5.4%

Communication Services

1.9%
2.9%

Utilities

0.6%
0.4%

Healthcare

IWO
28.9%
DUSG
12.4%

Technology

IWO
22.1%
DUSG
18.2%

Industrials

IWO
15.9%
DUSG
25.2%

Consumer Cyclical

IWO
8.2%
DUSG
16.6%

Financial Services

IWO
8.0%
DUSG
9.0%

Basic Materials

IWO
5.0%
DUSG
6.1%

Energy

IWO
4.8%
DUSG
3.5%

Real Estate

IWO
2.4%
DUSG
0.3%

Consumer Defensive

IWO
2.3%
DUSG
5.4%

Communication Services

IWO
1.9%
DUSG
2.9%

Utilities

IWO
0.6%
DUSG
0.4%

Compare stocks, funds, or ETFs

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

iShares Russell 2000 Growth ETF

Dimensional U.S. Small Cap Growth ETF

Often compared with IWO:
IWO vs. IWMIWO vs. IWNIWO vs. QQQIWO vs. VTCLXIWO vs. VTWOIWO vs. SLYGIWO vs. IJR
Often compared with DUSG:
DUSG vs. SSCPDUSG vs. VBKDUSG vs. VTWGDUSG vs. IJTDUSG vs. FSEGDUSG vs. VIOGDUSG vs. JPSE

Return for Risk

IWO vs. DUSG — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
IWO
IWO Risk / Return Rank: 5555
Overall Rank
IWO Sharpe Ratio Rank: 5656
Sharpe Ratio Rank
IWO Sortino Ratio Rank: 5555
Sortino Ratio Rank
IWO Omega Ratio Rank: 4949
Omega Ratio Rank
IWO Calmar Ratio Rank: 5757
Calmar Ratio Rank
IWO Martin Ratio Rank: 5959
Martin Ratio Rank
DUSG

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

IWO vs. DUSG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Russell 2000 Growth ETF (IWO) and Dimensional U.S. Small Cap Growth ETF (DUSG). 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.

IWODUSGDifference
Sharpe ratioReturn per unit of total volatility
1.52

—

—

Sortino ratioReturn per unit of downside risk
2.15

—

—

Omega ratioGain probability vs. loss probability

1.25

—

—

Calmar ratioReturn relative to maximum drawdown

2.28

—

—

Martin ratioReturn relative to average drawdown

7.84

—

—

IWO vs. DUSG - Sharpe Ratio Comparison

Loading charts...

Drawdowns

IWO vs. DUSG - Drawdown Comparison

The maximum IWO drawdown since its inception was -60.11%, which is greater than DUSG's maximum drawdown of -4.19%. Use the drawdown chart below to compare losses from any high point for IWO and DUSG.

Loading charts...

Drawdown Indicators

IWODUSGDifference

Max Drawdown

Largest peak-to-trough decline

-60.11%

-4.19%

-55.92%

Max Drawdown (1Y)

Largest decline over 1 year

-14.87%

—

—

Max Drawdown (3Y)

Largest decline over 3 years

-28.57%

—

—

Max Drawdown (5Y)

Largest decline over 5 years

-40.51%

—

—

Max Drawdown (10Y)

Largest decline over 10 years

-42.02%

—

—

Current Drawdown

Current decline from peak

-1.42%

0.00%

-1.42%

Average Drawdown

Average peak-to-trough decline

-16.62%

-1.31%

-15.31%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.33%

—

—

Volatility

IWO vs. DUSG - Volatility Comparison

Loading charts...

Volatility by Period

IWODUSGDifference

Volatility (1M)

Calculated over the trailing 1-month period

6.69%

—

—

Volatility (6M)

Calculated over the trailing 6-month period

17.25%

—

—

Volatility (1Y)

Calculated over the trailing 1-year period

22.51%

14.82%

+7.69%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

24.67%

14.82%

+9.85%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

24.20%

14.82%

+9.38%

IWO vs. DUSG - Expense Ratio Comparison

IWO has a 0.24% expense ratio, which is lower than DUSG's 0.32% expense ratio.

Dividends

IWO vs. DUSG - Dividend Comparison

IWO's dividend yield for the trailing twelve months is around 0.42%, more than DUSG's 0.14% yield.

PositionTTM20252024202320222021202020192018201720162015
DUSG
Dimensional U.S. Small Cap Growth ETF		0.14%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
IWO
iShares Russell 2000 Growth ETF		0.42%0.56%0.80%0.73%0.73%0.32%0.44%0.71%0.76%0.73%0.97%0.89%

Frequently Asked Questions

IWO and DUSG 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.

On fees, IWO is cheaper at 0.24% per year. The better choice depends on whether you care most about return, fees, risk, or income.

IWO is cheaper with a 0.24% expense ratio, compared with 0.32% for DUSG.

IWO has the higher dividend yield at 0.42%, compared with 0.14% for DUSG.

They also come from different issuers: iShares and Dimensional. Their fees differ too: 0.24% for IWO and 0.32% for DUSG.

Portfolio Optimizer

Find the right allocation for IWO and DUSG

Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

Open Portfolio Optimizer