FEX vs. PRBLX
Compare and contrast key facts about First Trust Large Cap Core AlphaDEX Fund (FEX) and Parnassus Core Equity Fund (PRBLX).
FEX is a passively managed fund by First Trust that tracks the performance of the NASDAQ AlphaDEX Large Cap Core Index. It was launched on May 8, 2007. PRBLX is managed by Parnassus. It was launched on Aug 31, 1992.
Performance
FEX vs. PRBLX - Performance Comparison
Loading graphics...
FEX vs. PRBLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FEX First Trust Large Cap Core AlphaDEX Fund | 3.04% | 15.05% | 17.07% | 14.31% | -11.86% | 26.83% | 14.28% | 26.93% | -9.89% | 21.41% |
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% |
Returns By Period
In the year-to-date period, FEX achieves a 3.04% return, which is significantly higher than PRBLX's -8.62% return. Over a longer period, both investments have demonstrated similar performance, with their 10-year annualized returns being quite close: FEX at 11.97% and PRBLX at 11.97%.
FEX
- 1D
- 2.09%
- 1M
- -4.09%
- YTD
- 3.04%
- 6M
- 4.98%
- 1Y
- 20.33%
- 3Y*
- 16.27%
- 5Y*
- 9.93%
- 10Y*
- 11.97%
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%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
FEX vs. PRBLX - Expense Ratio Comparison
FEX has a 0.59% expense ratio, which is lower than PRBLX's 0.82% expense ratio.
Return for Risk
FEX vs. PRBLX — Risk / Return Rank
FEX
PRBLX
FEX vs. PRBLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for First Trust Large Cap Core AlphaDEX Fund (FEX) and Parnassus Core Equity Fund (PRBLX). 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.
| FEX | PRBLX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.15 | 0.30 | +0.85 |
Sortino ratioReturn per unit of downside risk | 1.66 | 0.55 | +1.11 |
Omega ratioGain probability vs. loss probability | 1.25 | 1.08 | +0.17 |
Calmar ratioReturn relative to maximum drawdown | 1.62 | 0.24 | +1.39 |
Martin ratioReturn relative to average drawdown | 7.98 | 0.86 | +7.12 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| FEX | PRBLX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.15 | 0.30 | +0.85 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.61 | 0.49 | +0.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.65 | 0.70 | -0.05 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.45 | 0.69 | -0.23 |
Correlation
The correlation between FEX and PRBLX 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
FEX vs. PRBLX - Dividend Comparison
FEX's dividend yield for the trailing twelve months is around 1.06%, less than PRBLX's 20.83% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FEX First Trust Large Cap Core AlphaDEX Fund | 1.06% | 1.10% | 1.18% | 1.38% | 1.61% | 0.80% | 1.21% | 1.32% | 1.34% | 1.07% | 1.29% | 1.33% |
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% |
Drawdowns
FEX vs. PRBLX - Drawdown Comparison
The maximum FEX drawdown since its inception was -58.81%, which is greater than PRBLX's maximum drawdown of -42.20%. Use the drawdown chart below to compare losses from any high point for FEX and PRBLX.
Loading graphics...
Drawdown Indicators
| FEX | PRBLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.81% | -42.20% | -16.61% |
Max Drawdown (1Y)Largest decline over 1 year | -13.08% | -11.63% | -1.45% |
Max Drawdown (5Y)Largest decline over 5 years | -21.27% | -26.31% | +5.04% |
Max Drawdown (10Y)Largest decline over 10 years | -39.51% | -30.09% | -9.42% |
Current DrawdownCurrent decline from peak | -4.27% | -11.61% | +7.34% |
Average DrawdownAverage peak-to-trough decline | -7.95% | -4.06% | -3.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.66% | 3.17% | -0.51% |
Volatility
FEX vs. PRBLX - Volatility Comparison
First Trust Large Cap Core AlphaDEX Fund (FEX) has a higher volatility of 4.81% compared to Parnassus Core Equity Fund (PRBLX) at 4.09%. This indicates that FEX's price experiences larger fluctuations and is considered to be riskier than PRBLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| FEX | PRBLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.81% | 4.09% | +0.72% |
Volatility (6M)Calculated over the trailing 6-month period | 9.73% | 8.57% | +1.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.71% | 16.68% | +1.03% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.45% | 16.19% | +0.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.56% | 17.22% | +1.34% |