IWR vs. PMAQX
IWR (iShares Russell Midcap ETF) and PMAQX (Principal MidCap R6) are both Mid Cap Growth Equities funds. Over the past 5 years, IWR returned 8.00%/yr vs 5.27%/yr for PMAQX. Their correlation of 0.91 suggests significant overlap in exposure. IWR charges 0.19%/yr vs 0.60%/yr for PMAQX.
Performance
IWR vs. PMAQX - Performance Comparison
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Returns By Period
In the year-to-date period, IWR achieves a 12.43% return, which is significantly higher than PMAQX's -7.36% return.
IWR
- 1D
- -0.26%
- 1M
- 3.79%
- YTD
- 12.43%
- 6M
- 12.21%
- 1Y
- 21.66%
- 3Y*
- 17.25%
- 5Y*
- 8.00%
- 10Y*
- 11.55%
PMAQX
- 1D
- -0.58%
- 1M
- 1.84%
- YTD
- -7.36%
- 6M
- -7.95%
- 1Y
- -8.59%
- 3Y*
- 10.30%
- 5Y*
- 5.27%
- 10Y*
- —
IWR vs. PMAQX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IWR iShares Russell Midcap ETF | 12.43% | 10.37% | 15.21% | 17.05% | -17.48% | 22.44% | 16.93% | 30.23% | -9.10% | 17.37% |
PMAQX Principal MidCap R6 | -7.36% | 1.71% | 23.74% | 26.02% | -23.09% | 25.29% | 18.38% | 49.59% | -6.79% | 24.68% |
Correlation
The correlation between IWR and PMAQX is 0.80, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.80 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.87 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.91 |
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017 | 0.91 |
The correlation between IWR and PMAQX shifts across timeframes, from 0.80 (1 year) to 0.91 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
IWR vs. PMAQX — Risk / Return Rank
IWR
PMAQX
IWR vs. PMAQX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Russell Midcap ETF (IWR) and Principal MidCap R6 (PMAQX). 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.
| IWR | PMAQX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.21 | ||
| Sortino ratioReturn per unit of downside risk | +3.09 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 0.92 | +0.37 |
| Calmar ratioReturn relative to maximum drawdown | 2.66 | -0.43 | +3.09 |
| Martin ratioReturn relative to average drawdown | 10.28 | -0.95 | +11.23 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IWR | PMAQX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.63 | -0.58 | +2.21 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.44 | 0.28 | +0.16 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.60 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.49 | 0.62 | -0.13 |
Drawdowns
IWR vs. PMAQX - Drawdown Comparison
The maximum IWR drawdown since its inception was -58.78%, which is greater than PMAQX's maximum drawdown of -40.56%. Use the drawdown chart below to compare losses from any high point for IWR and PMAQX.
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Drawdown Indicators
| IWR | PMAQX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.78% | -40.56% | -18.22% |
Max Drawdown (1Y)Largest decline over 1 year | -8.17% | -19.25% | +11.08% |
Max Drawdown (3Y)Largest decline over 3 years | -21.09% | -19.25% | -1.84% |
Max Drawdown (5Y)Largest decline over 5 years | -26.18% | -31.10% | +4.92% |
Max Drawdown (10Y)Largest decline over 10 years | -40.59% | — | — |
Current DrawdownCurrent decline from peak | -0.26% | -13.39% | +13.13% |
Average DrawdownAverage peak-to-trough decline | -7.80% | -6.81% | -0.99% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.11% | 8.64% | -6.53% |
Volatility
IWR vs. PMAQX - Volatility Comparison
The current volatility for iShares Russell Midcap ETF (IWR) is 3.26%, while Principal MidCap R6 (PMAQX) has a volatility of 4.06%. This indicates that IWR experiences smaller price fluctuations and is considered to be less risky than PMAQX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IWR | PMAQX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.26% | 4.06% | -0.80% |
Volatility (6M)Calculated over the trailing 6-month period | 9.84% | 11.15% | -1.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.39% | 14.22% | -0.83% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.23% | 18.63% | -0.40% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.36% | 19.48% | -0.12% |
IWR vs. PMAQX - Expense Ratio Comparison
IWR has a 0.19% expense ratio, which is lower than PMAQX's 0.60% expense ratio.
Dividends
IWR vs. PMAQX - Dividend Comparison
IWR's dividend yield for the trailing twelve months is around 1.15%, less than PMAQX's 6.26% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IWR iShares Russell Midcap ETF | 1.15% | 1.29% | 1.27% | 1.43% | 1.59% | 1.04% | 1.28% | 1.43% | 1.98% | 1.52% | 1.72% | 1.59% |
PMAQX Principal MidCap R6 | 6.26% | 5.80% | 6.46% | 2.58% | 3.18% | 7.96% | 1.08% | 9.14% | 12.39% | 3.39% | 0.00% | 0.00% |
Frequently Asked Questions
IWR and PMAQX have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PMAQX has higher volatility (4.06%) compared to IWR (3.26%). In terms of maximum drawdown, IWR dropped -58.78% vs PMAQX's -40.56%.
IWR currently has the higher Sharpe Ratio (1.63 vs -0.58), 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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