SRS vs. REK
Compare and contrast key facts about ProShares UltraShort Real Estate (SRS) and ProShares Short Real Estate (REK).
SRS and REK are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SRS is a passively managed fund by ProShares that tracks the performance of the Dow Jones U.S. Real Estate Index (-200%). It was launched on Jan 30, 2007. REK is a passively managed fund by ProShares that tracks the performance of the DJ Global United States (All) / Real Estate -SS (-100%). It was launched on Mar 18, 2010. Both SRS and REK are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
SRS vs. REK - Performance Comparison
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SRS vs. REK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SRS ProShares UltraShort Real Estate | -2.83% | -1.45% | -3.55% | -18.78% | 54.68% | -52.22% | -33.05% | -38.97% | 6.01% | -18.03% |
REK ProShares Short Real Estate | -0.82% | 2.35% | 1.42% | -6.61% | 29.17% | -30.58% | -11.33% | -20.96% | 4.61% | -9.34% |
Returns By Period
In the year-to-date period, SRS achieves a -2.83% return, which is significantly lower than REK's -0.82% return. Over the past 10 years, SRS has underperformed REK with an annualized return of -15.82%, while REK has yielded a comparatively higher -5.81% annualized return.
SRS
- 1D
- -3.23%
- 1M
- 13.93%
- YTD
- -2.83%
- 6M
- 5.47%
- 1Y
- 1.76%
- 3Y*
- -7.84%
- 5Y*
- -7.33%
- 10Y*
- -15.82%
REK
- 1D
- -1.56%
- 1M
- 6.98%
- YTD
- -0.82%
- 6M
- 4.00%
- 1Y
- 3.66%
- 3Y*
- -0.95%
- 5Y*
- -0.96%
- 10Y*
- -5.81%
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SRS vs. REK - Expense Ratio Comparison
Both SRS and REK have an expense ratio of 0.95%.
Return for Risk
SRS vs. REK — Risk / Return Rank
SRS
REK
SRS vs. REK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort Real Estate (SRS) and ProShares Short Real Estate (REK). 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.
| SRS | REK | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.05 | 0.22 | -0.17 |
Sortino ratioReturn per unit of downside risk | 0.32 | 0.45 | -0.13 |
Omega ratioGain probability vs. loss probability | 1.04 | 1.06 | -0.02 |
Calmar ratioReturn relative to maximum drawdown | -0.02 | 0.19 | -0.21 |
Martin ratioReturn relative to average drawdown | -0.02 | 0.28 | -0.30 |
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
| SRS | REK | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.05 | 0.22 | -0.17 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.20 | -0.05 | -0.15 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.39 | -0.29 | -0.10 |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.49 | -0.47 | -0.02 |
Correlation
The correlation between SRS and REK is 0.96, 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
SRS vs. REK - Dividend Comparison
SRS's dividend yield for the trailing twelve months is around 3.24%, more than REK's 3.08% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
SRS ProShares UltraShort Real Estate | 3.24% | 3.61% | 6.06% | 4.49% | 0.30% | 0.00% | 0.19% | 1.80% | 0.47% |
REK ProShares Short Real Estate | 3.08% | 3.43% | 6.22% | 4.50% | 0.48% | 0.00% | 0.07% | 1.28% | 0.43% |
Drawdowns
SRS vs. REK - Drawdown Comparison
The maximum SRS drawdown since its inception was -99.96%, which is greater than REK's maximum drawdown of -84.57%. Use the drawdown chart below to compare losses from any high point for SRS and REK.
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Drawdown Indicators
| SRS | REK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.96% | -84.57% | -15.39% |
Max Drawdown (1Y)Largest decline over 1 year | -29.66% | -14.26% | -15.40% |
Max Drawdown (5Y)Largest decline over 5 years | -50.15% | -26.93% | -23.22% |
Max Drawdown (10Y)Largest decline over 10 years | -85.42% | -58.67% | -26.75% |
Current DrawdownCurrent decline from peak | -99.95% | -80.84% | -19.11% |
Average DrawdownAverage peak-to-trough decline | -91.15% | -63.88% | -27.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 20.91% | 9.93% | +10.98% |
Volatility
SRS vs. REK - Volatility Comparison
ProShares UltraShort Real Estate (SRS) has a higher volatility of 8.94% compared to ProShares Short Real Estate (REK) at 4.53%. This indicates that SRS's price experiences larger fluctuations and is considered to be riskier than REK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SRS | REK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.94% | 4.53% | +4.41% |
Volatility (6M)Calculated over the trailing 6-month period | 19.03% | 9.47% | +9.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 32.80% | 16.42% | +16.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 37.55% | 18.82% | +18.73% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 40.64% | 20.28% | +20.36% |