PRDMX vs. IMCG
PRDMX (T. Rowe Price Diversified Mid Cap Growth Fund) and IMCG (iShares Morningstar Mid-Cap Growth ETF) are both Mid Cap Growth Equities funds. Over the past 10 years, PRDMX returned 13.12%/yr vs 15.00%/yr for IMCG. With a 0.95 correlation, they move nearly in lockstep. PRDMX charges 0.79%/yr vs 0.06%/yr for IMCG.
Performance
PRDMX vs. IMCG - Performance Comparison
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Returns By Period
In the year-to-date period, PRDMX achieves a 5.07% return, which is significantly lower than IMCG's 22.43% return. Over the past 10 years, PRDMX has underperformed IMCG with an annualized return of 13.12%, while IMCG has yielded a comparatively higher 15.00% annualized return.
PRDMX
- 1D
- 1.40%
- 1M
- 2.81%
- YTD
- 5.07%
- 6M
- 2.44%
- 1Y
- 8.39%
- 3Y*
- 15.38%
- 5Y*
- 7.02%
- 10Y*
- 13.12%
IMCG
- 1D
- 0.49%
- 1M
- 6.84%
- YTD
- 22.43%
- 6M
- 20.06%
- 1Y
- 26.63%
- 3Y*
- 19.34%
- 5Y*
- 8.31%
- 10Y*
- 15.00%
PRDMX vs. IMCG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRDMX T. Rowe Price Diversified Mid Cap Growth Fund | 5.07% | 10.30% | 23.77% | 20.75% | -24.65% | 13.56% | 31.82% | 37.91% | -3.15% | 24.66% |
IMCG iShares Morningstar Mid-Cap Growth ETF | 22.43% | 6.55% | 18.14% | 20.73% | -25.79% | 15.39% | 45.64% | 35.70% | -3.68% | 25.57% |
Correlation
The correlation between PRDMX and IMCG is 0.94, 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 | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.93 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.96 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.96 |
Correlation (All Time) Calculated using the full available price history since Jul 2, 2004 | 0.95 |
The correlation between PRDMX and IMCG has been stable across timeframes, ranging from 0.93 to 0.96 - a consistent structural relationship.
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Return for Risk
PRDMX vs. IMCG — Risk / Return Rank
PRDMX
IMCG
PRDMX vs. IMCG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Diversified Mid Cap Growth Fund (PRDMX) and iShares Morningstar Mid-Cap Growth ETF (IMCG). 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.
| PRDMX | IMCG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.13 | ||
| Sortino ratioReturn per unit of downside risk | -1.49 | ||
| Omega ratioGain probability vs. loss probability | 1.09 | 1.28 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | 0.57 | 2.63 | -2.06 |
| Martin ratioReturn relative to average drawdown | 1.80 | 10.03 | -8.24 |
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Drawdowns
PRDMX vs. IMCG - Drawdown Comparison
The maximum PRDMX drawdown since its inception was -57.57%, roughly equal to the maximum IMCG drawdown of -58.96%. Use the drawdown chart below to compare losses from any high point for PRDMX and IMCG.
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Drawdown Indicators
| PRDMX | IMCG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -57.57% | -58.96% | +1.39% |
Max Drawdown (1Y)Largest decline over 1 year | -14.15% | -10.17% | -3.98% |
Max Drawdown (3Y)Largest decline over 3 years | -25.06% | -21.92% | -3.14% |
Max Drawdown (5Y)Largest decline over 5 years | -35.69% | -35.08% | -0.61% |
Max Drawdown (10Y)Largest decline over 10 years | -35.91% | -35.08% | -0.83% |
Current DrawdownCurrent decline from peak | -0.47% | 0.00% | -0.47% |
Average DrawdownAverage peak-to-trough decline | -8.42% | -9.21% | +0.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.52% | 2.66% | +1.86% |
Volatility
PRDMX vs. IMCG - Volatility Comparison
The current volatility for T. Rowe Price Diversified Mid Cap Growth Fund (PRDMX) is 6.10%, while iShares Morningstar Mid-Cap Growth ETF (IMCG) has a volatility of 7.22%. This indicates that PRDMX experiences smaller price fluctuations and is considered to be less risky than IMCG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PRDMX | IMCG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.10% | 7.22% | -1.12% |
Volatility (6M)Calculated over the trailing 6-month period | 13.79% | 13.99% | -0.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.41% | 16.73% | +0.68% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.90% | 20.36% | +1.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.42% | 20.61% | +0.81% |
PRDMX vs. IMCG - Expense Ratio Comparison
PRDMX has a 0.79% expense ratio, which is higher than IMCG's 0.06% expense ratio.
Dividends
PRDMX vs. IMCG - Dividend Comparison
PRDMX's dividend yield for the trailing twelve months is around 7.37%, more than IMCG's 0.61% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IMCG iShares Morningstar Mid-Cap Growth ETF | 0.61% | 0.78% | 0.78% | 0.85% | 0.91% | 0.41% | 0.09% | 0.30% | 0.35% | 0.45% | 0.52% | 0.38% |
PRDMX T. Rowe Price Diversified Mid Cap Growth Fund | 7.37% | 7.75% | 8.59% | 6.83% | 1.22% | 10.13% | 4.80% | 2.02% | 5.23% | 3.71% | 1.23% | 3.78% |
Frequently Asked Questions
With a correlation of 0.94, PRDMX and IMCG 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.
IMCG has higher volatility (7.22%) compared to PRDMX (6.10%). In terms of maximum drawdown, PRDMX dropped -57.57% vs IMCG's -58.96%.
IMCG currently has the higher Sharpe Ratio (1.60 vs 0.47), 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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