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
Loading graphics...
WPOPX vs. SPY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WPOPX Weitz Partners III Opportunity Fund | -7.95% | 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 | -3.65% | 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 -7.95% return, which is significantly lower than SPY's -3.65% return. Over the past 10 years, WPOPX has underperformed SPY with an annualized return of 5.60%, while SPY has yielded a comparatively higher 14.06% annualized return.
WPOPX
- 1D
- 1.79%
- 1M
- -4.72%
- YTD
- -7.95%
- 6M
- -8.44%
- 1Y
- -4.41%
- 3Y*
- 7.97%
- 5Y*
- 0.87%
- 10Y*
- 5.60%
SPY
- 1D
- 0.75%
- 1M
- -4.28%
- YTD
- -3.65%
- 6M
- -1.42%
- 1Y
- 18.14%
- 3Y*
- 18.48%
- 5Y*
- 11.86%
- 10Y*
- 14.06%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
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 | -0.27 | 0.96 | -1.22 |
Sortino ratioReturn per unit of downside risk | -0.28 | 1.49 | -1.77 |
Omega ratioGain probability vs. loss probability | 0.97 | 1.23 | -0.27 |
Calmar ratioReturn relative to maximum drawdown | -0.52 | 1.53 | -2.05 |
Martin ratioReturn relative to average drawdown | -1.62 | 7.27 | -8.89 |
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
| WPOPX | SPY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -0.27 | 0.96 | -1.22 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.06 | 0.70 | -0.64 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.35 | 0.79 | -0.43 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.39 | 0.56 | -0.17 |
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 6.11%, more than SPY's 1.13% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
WPOPX Weitz Partners III Opportunity Fund | 6.11% | 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 | 1.13% | 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.
Loading graphics...
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 | -10.11% | -5.53% | -4.58% |
Average DrawdownAverage peak-to-trough decline | -8.37% | -9.09% | +0.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.99% | 2.54% | +1.45% |
Volatility
WPOPX vs. SPY - Volatility Comparison
The current volatility for Weitz Partners III Opportunity Fund (WPOPX) is 4.75%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 5.35%. 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.
Loading graphics...
Volatility by Period
| WPOPX | SPY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.75% | 5.35% | -0.60% |
Volatility (6M)Calculated over the trailing 6-month period | 9.00% | 9.50% | -0.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.15% | 19.06% | -1.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.83% | 17.06% | -1.23% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.94% | 17.92% | -1.98% |