WPOPX vs. SPY
Compare and contrast key facts about Weitz Partners III Opportunity Fund (WPOPX) and State Street SPDR S&P 500 ETF (SPY).
WPOPX is managed by Weitz. It was launched on Dec 29, 2005. SPY is a passively managed fund by State Street that tracks the performance of the S&P 500 Index. It was launched on Jan 22, 1993.
Performance
WPOPX vs. SPY - Performance Comparison
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WPOPX vs. SPY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WPOPX Weitz Partners III Opportunity Fund | -9.58% | 3.23% | 16.32% | 17.35% | -22.53% | 12.55% | 9.45% | 34.24% | -5.26% | 5.48% |
SPY State Street SPDR S&P 500 ETF | -4.37% | 17.72% | 24.89% | 26.18% | -18.18% | 28.73% | 18.33% | 31.22% | -4.57% | 21.71% |
Returns By Period
In the year-to-date period, WPOPX achieves a -9.58% return, which is significantly lower than SPY's -4.37% return. Over the past 10 years, WPOPX has underperformed SPY with an annualized return of 5.41%, while SPY has yielded a comparatively higher 13.98% annualized return.
WPOPX
- 1D
- 0.86%
- 1M
- -7.28%
- YTD
- -9.58%
- 6M
- -8.92%
- 1Y
- -6.23%
- 3Y*
- 7.33%
- 5Y*
- 0.70%
- 10Y*
- 5.41%
SPY
- 1D
- 2.91%
- 1M
- -4.94%
- YTD
- -4.37%
- 6M
- -1.82%
- 1Y
- 17.59%
- 3Y*
- 18.19%
- 5Y*
- 11.69%
- 10Y*
- 13.98%
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WPOPX vs. SPY - Expense Ratio Comparison
WPOPX has a 1.43% expense ratio, which is higher than SPY's 0.09% expense ratio.
Return for Risk
WPOPX vs. SPY — Risk / Return Rank
WPOPX
SPY
WPOPX vs. SPY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Weitz Partners III Opportunity Fund (WPOPX) and State Street SPDR S&P 500 ETF (SPY). 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.
| WPOPX | SPY | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | -0.34 | 0.93 | -1.27 |
Sortino ratioReturn per unit of downside risk | -0.40 | 1.45 | -1.85 |
Omega ratioGain probability vs. loss probability | 0.95 | 1.22 | -0.27 |
Calmar ratioReturn relative to maximum drawdown | -0.64 | 1.53 | -2.17 |
Martin ratioReturn relative to average drawdown | -1.93 | 7.30 | -9.23 |
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
| WPOPX | SPY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -0.34 | 0.93 | -1.27 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.04 | 0.69 | -0.64 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.34 | 0.78 | -0.44 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.39 | 0.56 | -0.18 |
Correlation
The correlation between WPOPX and SPY is 0.82, 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
WPOPX vs. SPY - Dividend Comparison
WPOPX's dividend yield for the trailing twelve months is around 6.22%, more than SPY's 1.14% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
WPOPX Weitz Partners III Opportunity Fund | 6.22% | 5.62% | 7.04% | 6.85% | 8.47% | 11.86% | 12.50% | 6.51% | 7.99% | 4.65% | 1.35% | 13.50% |
SPY State Street SPDR S&P 500 ETF | 1.14% | 1.07% | 1.21% | 1.40% | 1.65% | 1.20% | 1.52% | 1.75% | 2.04% | 1.80% | 2.03% | 2.06% |
Drawdowns
WPOPX vs. SPY - Drawdown Comparison
The maximum WPOPX drawdown since its inception was -55.70%, roughly equal to the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for WPOPX and SPY.
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Drawdown Indicators
| WPOPX | SPY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.70% | -55.19% | -0.51% |
Max Drawdown (1Y)Largest decline over 1 year | -12.44% | -12.05% | -0.39% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -24.50% | -4.23% |
Max Drawdown (10Y)Largest decline over 10 years | -28.73% | -33.72% | +4.99% |
Current DrawdownCurrent decline from peak | -11.69% | -6.24% | -5.45% |
Average DrawdownAverage peak-to-trough decline | -8.37% | -9.09% | +0.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.13% | 2.52% | +1.61% |
Volatility
WPOPX vs. SPY - Volatility Comparison
The current volatility for Weitz Partners III Opportunity Fund (WPOPX) is 4.30%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 5.31%. This indicates that WPOPX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WPOPX | SPY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.30% | 5.31% | -1.01% |
Volatility (6M)Calculated over the trailing 6-month period | 8.85% | 9.47% | -0.62% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.09% | 19.05% | -1.96% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.81% | 17.06% | -1.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.94% | 17.92% | -1.98% |