IWP vs. DFIV
IWP (iShares Russell Mid-Cap Growth ETF) and DFIV (Dimensional International Value ETF) are both exchange-traded funds - IWP is a Mid Cap Growth Equities fund tracking the Russell Midcap Growth Index, while DFIV is a Foreign Large Cap Equities fund actively managed by Dimensional. IWP is passively managed, while DFIV is actively managed. Over the past 3 years, IWP returned 14.57%/yr vs 23.38%/yr for DFIV. A 0.61 correlation means they provide meaningful diversification when combined. IWP charges 0.23%/yr vs 0.27%/yr for DFIV.
Performance
IWP vs. DFIV - Performance Comparison
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Returns By Period
In the year-to-date period, IWP achieves a 2.86% return, which is significantly lower than DFIV's 12.20% return.
IWP
- 1D
- 0.06%
- 1M
- 3.23%
- YTD
- 2.86%
- 6M
- 1.29%
- 1Y
- 4.54%
- 3Y*
- 14.57%
- 5Y*
- 5.82%
- 10Y*
- 12.47%
DFIV
- 1D
- 0.58%
- 1M
- 0.41%
- YTD
- 12.20%
- 6M
- 13.92%
- 1Y
- 33.45%
- 3Y*
- 23.38%
- 5Y*
- —
- 10Y*
- —
IWP vs. DFIV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
IWP iShares Russell Mid-Cap Growth ETF | 2.86% | 8.45% | 21.86% | 25.70% | -26.90% | -1.64% |
DFIV Dimensional International Value ETF | 12.20% | 45.36% | 7.26% | 17.75% | -3.70% | 0.50% |
Correlation
The correlation between IWP and DFIV is 0.54, 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 | 0.54 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (All Time) Calculated using the full available price history since Sep 13, 2021 | 0.61 |
The correlation between IWP and DFIV has been stable across timeframes, ranging from 0.54 to 0.61 - a consistent structural relationship.
IWP vs. DFIV - Sectors Allocation Comparison
Sectors
IWP
DFIV
Industrials
Consumer Cyclical
Technology
Healthcare
Financial Services
Communication Services
Energy
Utilities
Consumer Defensive
Real Estate
Basic Materials
Industrials
IWP
DFIV
Consumer Cyclical
IWP
DFIV
Technology
IWP
DFIV
Healthcare
IWP
DFIV
Financial Services
IWP
DFIV
Communication Services
IWP
DFIV
Energy
IWP
DFIV
Utilities
IWP
DFIV
Consumer Defensive
IWP
DFIV
Real Estate
IWP
DFIV
Basic Materials
IWP
DFIV
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Return for Risk
IWP vs. DFIV — Risk / Return Rank
IWP
DFIV
IWP vs. DFIV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Russell Mid-Cap Growth ETF (IWP) and Dimensional International Value ETF (DFIV). 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.
| IWP | DFIV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.12 | ||
| Sortino ratioReturn per unit of downside risk | -2.76 | ||
| Omega ratioGain probability vs. loss probability | 1.06 | 1.43 | -0.37 |
| Calmar ratioReturn relative to maximum drawdown | 0.31 | 3.48 | -3.17 |
| Martin ratioReturn relative to average drawdown | 0.89 | 13.34 | -12.45 |
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Drawdowns
IWP vs. DFIV - Drawdown Comparison
The maximum IWP drawdown since its inception was -56.92%, which is greater than DFIV's maximum drawdown of -25.42%. Use the drawdown chart below to compare losses from any high point for IWP and DFIV.
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Drawdown Indicators
| IWP | DFIV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.92% | -25.42% | -31.50% |
Max Drawdown (1Y)Largest decline over 1 year | -14.79% | -9.66% | -5.13% |
Max Drawdown (3Y)Largest decline over 3 years | -25.20% | -14.72% | -10.48% |
Max Drawdown (5Y)Largest decline over 5 years | -38.62% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -38.62% | — | — |
Current DrawdownCurrent decline from peak | -2.95% | -0.43% | -2.52% |
Average DrawdownAverage peak-to-trough decline | -9.68% | -4.46% | -5.22% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.10% | 2.52% | +2.58% |
Volatility
IWP vs. DFIV - Volatility Comparison
iShares Russell Mid-Cap Growth ETF (IWP) has a higher volatility of 5.68% compared to Dimensional International Value ETF (DFIV) at 4.50%. This indicates that IWP's price experiences larger fluctuations and is considered to be riskier than DFIV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IWP | DFIV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.68% | 4.50% | +1.18% |
Volatility (6M)Calculated over the trailing 6-month period | 13.34% | 11.46% | +1.88% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.03% | 14.10% | +2.93% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.37% | 16.66% | +5.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.71% | 16.66% | +5.05% |
IWP vs. DFIV - Expense Ratio Comparison
IWP has a 0.23% expense ratio, which is lower than DFIV's 0.27% 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
IWP vs. DFIV - Dividend Comparison
IWP's dividend yield for the trailing twelve months is around 0.33%, less than DFIV's 2.54% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DFIV Dimensional International Value ETF | 2.54% | 2.92% | 3.88% | 3.93% | 3.84% | 2.30% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IWP iShares Russell Mid-Cap Growth ETF | 0.33% | 0.37% | 0.40% | 0.54% | 0.77% | 0.30% | 0.38% | 0.59% | 1.02% | 0.78% | 1.16% | 0.98% |
Frequently Asked Questions
IWP and DFIV have a correlation of 0.54, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IWP has higher volatility (5.68%) compared to DFIV (4.50%). In terms of maximum drawdown, IWP dropped -56.92% vs DFIV's -25.42%.
On 3-year performance, DFIV leads with 23.38% vs 14.57% for IWP. On fees, IWP is cheaper at 0.23% per year. On volatility, DFIV has been the lower-risk option at 4.50%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, DFIV has performed better with a 23.38% return vs 14.57%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IWP is cheaper with a 0.23% expense ratio, compared with 0.27% for DFIV.
DFIV has the higher dividend yield at 2.54%, compared with 0.33% for IWP.
IWP is categorized as Mid Cap Growth Equities, while DFIV is Foreign Large Cap Equities. They also come from different issuers: iShares and Dimensional. Their fees differ too: 0.23% for IWP and 0.27% for DFIV.
DFIV currently has the higher Sharpe Ratio (2.39 vs 0.27), 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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