PRDSX vs. TRBUX
PRDSX (T. Rowe Price QM U.S. Small-Cap Growth Equity Fund) and TRBUX (T. Rowe Price Ultra Short-Term Bond Fund) are both mutual funds - PRDSX is a Small Cap Growth Equities fund managed by T. Rowe Price, while TRBUX is a Ultrashort Bond fund managed by T. Rowe Price. Over the past 10 years, PRDSX returned 11.40%/yr vs 3.91%/yr for TRBUX. Their -0.01 correlation means they have often moved in opposite directions in the past. PRDSX charges 0.78%/yr vs 0.31%/yr for TRBUX.
Performance
PRDSX vs. TRBUX - Performance Comparison
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Returns By Period
In the year-to-date period, PRDSX achieves a 16.17% return, which is significantly higher than TRBUX's 2.12% return. Over the past 10 years, PRDSX has outperformed TRBUX with an annualized return of 11.40%, while TRBUX has yielded a comparatively lower 3.91% annualized return.
PRDSX
- 1D
- 2.51%
- 1M
- -2.13%
- 6M
- 11.17%
- YTD
- 16.17%
- 1Y
- 26.90%
- 3Y*
- 14.65%
- 5Y*
- 7.10%
- 10Y*
- 11.40%
- ALL TIME*
- 8.64%
TRBUX
- 1D
- 0.00%
- 1M
- 0.00%
- 6M
- 1.75%
- YTD
- 2.12%
- 1Y
- 4.32%
- 3Y*
- 8.11%
- 5Y*
- 5.59%
- 10Y*
- 3.91%
- ALL TIME*
- 3.21%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
PRDSX vs. TRBUX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRDSX T. Rowe Price QM U.S. Small-Cap Growth Equity Fund | 16.17% | 10.10% | 12.97% | 21.15% | -22.49% | 11.15% | 23.85% | 32.75% | -6.91% | 22.12% |
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 2.12% | 6.49% | 11.12% | 10.12% | -1.28% | 0.22% | 3.11% | 3.60% | 1.88% | 1.83% |
Correlation
The correlation between PRDSX and TRBUX is 0.11, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.11 |
Correlation (3Y) Balances recent behavior with more history. | 0.03 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.07 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.02 |
Correlation (All Time) Calculated using the full available price history since Oct 3, 2013 | -0.01 |
The correlation between PRDSX and TRBUX shifts across timeframes, from -0.01 (all time) to 0.11 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
PRDSX vs. TRBUX — Risk / Return Rank
PRDSX
TRBUX
PRDSX vs. TRBUX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price QM U.S. Small-Cap Growth Equity Fund (PRDSX) and T. Rowe Price Ultra Short-Term Bond Fund (TRBUX). 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.
| PRDSX | TRBUX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.53 | ||
| Sortino ratioReturn per unit of downside risk | -4.29 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 2.66 | -1.45 |
| Calmar ratioReturn relative to maximum drawdown | 1.99 | 11.36 | -9.37 |
| Martin ratioReturn relative to average drawdown | 7.28 | 38.63 | -31.34 |
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Drawdowns
PRDSX vs. TRBUX - Drawdown Comparison
The maximum PRDSX drawdown since its inception was -58.95%, which is greater than TRBUX's maximum drawdown of -4.15%. Use the drawdown chart below to compare losses from any high point for PRDSX and TRBUX.
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Drawdown Indicators
| PRDSX | TRBUX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.95% | -4.15% | -54.80% |
Max Drawdown (1Y)Largest decline over 1 year | -12.08% | -0.39% | -11.69% |
Max Drawdown (3Y)Largest decline over 3 years | -25.84% | -0.78% | -25.06% |
Max Drawdown (5Y)Largest decline over 5 years | -33.17% | -2.66% | -30.51% |
Max Drawdown (10Y)Largest decline over 10 years | -37.61% | -4.15% | -33.46% |
Current DrawdownCurrent decline from peak | -4.03% | -0.20% | -3.83% |
Average DrawdownAverage peak-to-trough decline | -14.09% | -0.21% | -13.88% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.30% | 0.11% | +3.19% |
Volatility
PRDSX vs. TRBUX - Volatility Comparison
T. Rowe Price QM U.S. Small-Cap Growth Equity Fund (PRDSX) has a higher volatility of 5.27% compared to T. Rowe Price Ultra Short-Term Bond Fund (TRBUX) at 0.29%. This indicates that PRDSX's price experiences larger fluctuations and is considered to be riskier than TRBUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PRDSX | TRBUX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.27% | 0.29% | +4.98% |
Volatility (6M)Calculated over the trailing 6-month period | 16.31% | 1.28% | +15.03% |
Volatility (1Y)Calculated over the trailing 1-year period | 20.27% | 1.69% | +18.58% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.58% | 1.81% | +19.77% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.57% | 1.58% | +19.99% |
PRDSX vs. TRBUX - Expense Ratio Comparison
PRDSX has a 0.78% expense ratio, which is higher than TRBUX's 0.31% expense ratio.
Dividends
PRDSX vs. TRBUX - Dividend Comparison
PRDSX's dividend yield for the trailing twelve months is around 5.46%, more than TRBUX's 4.43% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PRDSX T. Rowe Price QM U.S. Small-Cap Growth Equity Fund | 5.46% | 6.35% | 7.96% | 2.43% | 3.72% | 13.97% | 2.91% | 4.12% | 4.53% | 0.10% | 0.02% | 1.83% |
TRBUX T. Rowe Price Ultra Short-Term Bond Fund | 4.43% | 5.86% | 9.30% | 7.34% | 1.53% | 1.21% | 1.86% | 2.73% | 2.47% | 1.62% | 1.18% | 0.81% |
Frequently Asked Questions
PRDSX and TRBUX have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PRDSX has higher volatility (5.27%) compared to TRBUX (0.29%). In terms of maximum drawdown, PRDSX dropped -58.95% vs TRBUX's -4.15%.
TRBUX currently has the higher Sharpe Ratio (2.71 vs 1.19), 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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