PRBLX vs. USBOX
Compare and contrast key facts about Parnassus Core Equity Fund (PRBLX) and Pear Tree Quality Fund (USBOX).
PRBLX is managed by Parnassus. It was launched on Aug 31, 1992. USBOX is managed by Pear Tree Funds. It was launched on May 6, 1985.
Performance
PRBLX vs. USBOX - Performance Comparison
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PRBLX vs. USBOX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRBLX Parnassus Core Equity Fund | -8.62% | 11.67% | 18.58% | 24.97% | -18.64% | 27.59% | 21.21% | 30.68% | -0.30% | 16.63% |
USBOX Pear Tree Quality Fund | -9.51% | 15.77% | 17.99% | 29.20% | -16.25% | 16.50% | 18.06% | 31.18% | -1.97% | 28.49% |
Returns By Period
In the year-to-date period, PRBLX achieves a -8.62% return, which is significantly higher than USBOX's -9.51% return. Both investments have delivered pretty close results over the past 10 years, with PRBLX having a 11.97% annualized return and USBOX not far ahead at 12.17%.
PRBLX
- 1D
- 0.02%
- 1M
- -8.59%
- YTD
- -8.62%
- 6M
- -7.14%
- 1Y
- 4.60%
- 3Y*
- 12.03%
- 5Y*
- 7.94%
- 10Y*
- 11.97%
USBOX
- 1D
- -0.05%
- 1M
- -10.18%
- YTD
- -9.51%
- 6M
- -5.85%
- 1Y
- 5.61%
- 3Y*
- 13.58%
- 5Y*
- 7.72%
- 10Y*
- 12.17%
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PRBLX vs. USBOX - Expense Ratio Comparison
PRBLX has a 0.82% expense ratio, which is lower than USBOX's 1.16% expense ratio.
Return for Risk
PRBLX vs. USBOX — Risk / Return Rank
PRBLX
USBOX
PRBLX vs. USBOX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Parnassus Core Equity Fund (PRBLX) and Pear Tree Quality Fund (USBOX). 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.
| PRBLX | USBOX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.30 | 0.39 | -0.08 |
Sortino ratioReturn per unit of downside risk | 0.55 | 0.67 | -0.11 |
Omega ratioGain probability vs. loss probability | 1.08 | 1.09 | -0.01 |
Calmar ratioReturn relative to maximum drawdown | 0.24 | 0.28 | -0.04 |
Martin ratioReturn relative to average drawdown | 0.86 | 1.08 | -0.22 |
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
| PRBLX | USBOX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.30 | 0.39 | -0.08 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.49 | 0.49 | +0.01 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.70 | 0.72 | -0.02 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.69 | 0.45 | +0.24 |
Correlation
The correlation between PRBLX and USBOX is 0.86, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
PRBLX vs. USBOX - Dividend Comparison
PRBLX's dividend yield for the trailing twelve months is around 20.83%, less than USBOX's 32.24% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PRBLX Parnassus Core Equity Fund | 20.83% | 19.08% | 10.00% | 6.01% | 10.13% | 7.77% | 5.87% | 8.02% | 9.64% | 7.16% | 3.80% | 9.62% |
USBOX Pear Tree Quality Fund | 32.24% | 29.17% | 8.71% | 4.37% | 14.55% | 0.88% | 7.47% | 19.65% | 15.43% | 6.92% | 6.19% | 12.85% |
Drawdowns
PRBLX vs. USBOX - Drawdown Comparison
The maximum PRBLX drawdown since its inception was -42.20%, smaller than the maximum USBOX drawdown of -65.67%. Use the drawdown chart below to compare losses from any high point for PRBLX and USBOX.
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Drawdown Indicators
| PRBLX | USBOX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -42.20% | -65.67% | +23.47% |
Max Drawdown (1Y)Largest decline over 1 year | -11.63% | -12.76% | +1.13% |
Max Drawdown (5Y)Largest decline over 5 years | -26.31% | -30.42% | +4.11% |
Max Drawdown (10Y)Largest decline over 10 years | -30.09% | -30.42% | +0.33% |
Current DrawdownCurrent decline from peak | -11.61% | -12.76% | +1.15% |
Average DrawdownAverage peak-to-trough decline | -4.06% | -17.17% | +13.11% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.17% | 3.26% | -0.09% |
Volatility
PRBLX vs. USBOX - Volatility Comparison
The current volatility for Parnassus Core Equity Fund (PRBLX) is 4.09%, while Pear Tree Quality Fund (USBOX) has a volatility of 4.65%. This indicates that PRBLX experiences smaller price fluctuations and is considered to be less risky than USBOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PRBLX | USBOX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.09% | 4.65% | -0.56% |
Volatility (6M)Calculated over the trailing 6-month period | 8.57% | 9.46% | -0.89% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.68% | 16.07% | +0.61% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.19% | 16.02% | +0.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.22% | 17.09% | +0.13% |