REK vs. SQQQ
REK (ProShares Short Real Estate) and SQQQ (ProShares UltraPro Short QQQ) are both exchange-traded funds - REK is a REIT fund tracking the DJ Global United States (All) / Real Estate -SS (-100%), while SQQQ is a Leveraged Equities fund tracking the NASDAQ-100 Index (-300%). Both are passively managed. Over the past 10 years, REK returned -5.95%/yr vs -55.08%/yr for SQQQ. At a 0.47 correlation, their price movements are largely independent. Both charge a 0.95% expense ratio.
Performance
REK vs. SQQQ - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, REK achieves a -10.66% return, which is significantly higher than SQQQ's -38.86% return. Over the past 10 years, REK has outperformed SQQQ with an annualized return of -5.95%, while SQQQ has yielded a comparatively lower -55.08% annualized return.
REK
- 1D
- -1.96%
- 1M
- -1.41%
- 6M
- -7.93%
- YTD
- -10.66%
- 1Y
- -6.85%
- 3Y*
- -3.67%
- 5Y*
- -0.24%
- 10Y*
- -5.95%
SQQQ
- 1D
- 5.01%
- 1M
- 8.33%
- 6M
- -36.79%
- YTD
- -38.86%
- 1Y
- -54.36%
- 3Y*
- -50.96%
- 5Y*
- -45.88%
- 10Y*
- -55.08%
REK vs. SQQQ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
REK ProShares Short Real Estate | -10.66% | 2.35% | 1.42% | -6.61% | 29.17% | -30.58% | -11.33% | -20.96% | 4.61% | -9.34% |
SQQQ ProShares UltraPro Short QQQ | -38.86% | -53.05% | -49.79% | -73.61% | 82.40% | -60.87% | -86.40% | -65.92% | -20.83% | -58.67% |
Correlation
The correlation between REK and SQQQ is -0.02, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.22 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.41 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.41 |
Correlation (All Time) Calculated using the full available price history since Mar 18, 2010 | 0.47 |
The correlation between REK and SQQQ shifts across timeframes, from -0.02 (1 year) to 0.47 (all time), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
REK vs. SQQQ — Risk / Return Rank
REK
SQQQ
REK vs. SQQQ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares Short Real Estate (REK) and ProShares UltraPro Short QQQ (SQQQ). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| REK | SQQQ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.50 | ||
| Sortino ratioReturn per unit of downside risk | +0.97 | ||
| Omega ratioGain probability vs. loss probability | 0.93 | 0.83 | +0.10 |
| Calmar ratioReturn relative to maximum drawdown | -0.59 | -0.89 | +0.30 |
| Martin ratioReturn relative to average drawdown | -1.24 | -1.63 | +0.39 |
Loading charts...
Drawdowns
REK vs. SQQQ - Drawdown Comparison
The maximum REK drawdown since its inception was -84.57%, smaller than the maximum SQQQ drawdown of -100.00%. Use the drawdown chart below to compare losses from any high point for REK and SQQQ.
Loading charts...
Drawdown Indicators
| REK | SQQQ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.57% | -100.00% | +15.43% |
Max Drawdown (1Y)Largest decline over 1 year | -11.67% | -61.03% | +49.36% |
Max Drawdown (3Y)Largest decline over 3 years | -26.93% | -92.51% | +65.58% |
Max Drawdown (5Y)Largest decline over 5 years | -26.93% | -97.27% | +70.34% |
Max Drawdown (10Y)Largest decline over 10 years | -58.67% | -99.97% | +41.30% |
Current DrawdownCurrent decline from peak | -82.74% | -100.00% | +17.26% |
Average DrawdownAverage peak-to-trough decline | -64.19% | -92.76% | +28.57% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.52% | 33.36% | -27.84% |
Volatility
REK vs. SQQQ - Volatility Comparison
The current volatility for ProShares Short Real Estate (REK) is 5.55%, while ProShares UltraPro Short QQQ (SQQQ) has a volatility of 22.32%. This indicates that REK experiences smaller price fluctuations and is considered to be less risky than SQQQ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| REK | SQQQ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.55% | 22.32% | -16.77% |
Volatility (6M)Calculated over the trailing 6-month period | 11.28% | 46.22% | -34.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.39% | 55.87% | -41.48% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.98% | 67.91% | -48.93% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.36% | 66.57% | -46.21% |
REK vs. SQQQ - Expense Ratio Comparison
Both REK and SQQQ have an expense ratio of 0.95%.
Dividends
REK vs. SQQQ - Dividend Comparison
REK's dividend yield for the trailing twelve months is around 3.32%, less than SQQQ's 9.77% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
REK ProShares Short Real Estate | 3.32% | 3.43% | 6.22% | 4.50% | 0.48% | 0.00% | 0.07% | 1.28% | 0.43% | 0.00% |
SQQQ ProShares UltraPro Short QQQ | 9.77% | 9.36% | 10.23% | 8.01% | 0.28% | 0.00% | 2.15% | 2.92% | 1.47% | 0.14% |
Frequently Asked Questions
REK and SQQQ have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SQQQ has higher volatility (22.32%) compared to REK (5.55%). In terms of maximum drawdown, REK dropped -84.57% vs SQQQ's -100.00%.
On 10-year performance, REK leads with -5.95% vs -55.08% for SQQQ. Both ETFs have the same 0.95% expense ratio. On volatility, REK has been the lower-risk option at 5.55%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, REK has performed better with a -5.95% return vs -55.08%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
REK and SQQQ have the same expense ratio: 0.95% per year.
SQQQ has the higher dividend yield at 9.77%, compared with 3.32% for REK.
REK is categorized as REIT, while SQQQ is Leveraged Equities. REK tracks DJ Global United States (All) / Real Estate -SS (-100%), while SQQQ tracks NASDAQ-100 Index (-300%).
REK currently has the higher Sharpe Ratio (-0.48 vs -0.98), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for REK and SQQQ
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer