UDOW vs. SSO
Compare and contrast key facts about ProShares UltraPro Dow30 (UDOW) and ProShares Ultra S&P500 (SSO).
UDOW and SSO are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. UDOW is a passively managed fund by ProShares that tracks the performance of the Dow Jones Industrial Average (300%). It was launched on Feb 9, 2010. SSO is a passively managed fund by ProShares that tracks the performance of the S&P 500. It was launched on Jun 19, 2006. Both UDOW and SSO 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
UDOW vs. SSO - Performance Comparison
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UDOW vs. SSO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
UDOW ProShares UltraPro Dow30 | -13.10% | 24.46% | 28.47% | 32.72% | -32.39% | 65.67% | -17.15% | 75.24% | -23.86% | 99.07% |
SSO ProShares Ultra S&P500 | -10.23% | 26.19% | 43.48% | 46.65% | -38.98% | 60.57% | 21.54% | 63.45% | -14.60% | 44.35% |
Returns By Period
In the year-to-date period, UDOW achieves a -13.10% return, which is significantly lower than SSO's -10.23% return. Both investments have delivered pretty close results over the past 10 years, with UDOW having a 20.30% annualized return and SSO not far ahead at 21.06%.
UDOW
- 1D
- 7.38%
- 1M
- -16.17%
- YTD
- -13.10%
- 6M
- -5.67%
- 1Y
- 16.04%
- 3Y*
- 23.31%
- 5Y*
- 10.24%
- 10Y*
- 20.30%
SSO
- 1D
- 5.75%
- 1M
- -10.37%
- YTD
- -10.23%
- 6M
- -7.08%
- 1Y
- 26.35%
- 3Y*
- 28.27%
- 5Y*
- 15.34%
- 10Y*
- 21.06%
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UDOW vs. SSO - Expense Ratio Comparison
UDOW has a 0.95% expense ratio, which is higher than SSO's 0.87% expense ratio.
Return for Risk
UDOW vs. SSO — Risk / Return Rank
UDOW
SSO
UDOW vs. SSO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraPro Dow30 (UDOW) and ProShares Ultra S&P500 (SSO). 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.
| UDOW | SSO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.32 | 0.73 | -0.41 |
Sortino ratioReturn per unit of downside risk | 0.81 | 1.23 | -0.42 |
Omega ratioGain probability vs. loss probability | 1.11 | 1.19 | -0.08 |
Calmar ratioReturn relative to maximum drawdown | 0.65 | 1.20 | -0.55 |
Martin ratioReturn relative to average drawdown | 2.13 | 5.18 | -3.05 |
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
| UDOW | SSO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.32 | 0.73 | -0.41 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.23 | 0.46 | -0.22 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.39 | 0.59 | -0.20 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.50 | 0.38 | +0.12 |
Correlation
The correlation between UDOW and SSO is 0.92, 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
UDOW vs. SSO - Dividend Comparison
UDOW's dividend yield for the trailing twelve months is around 1.56%, more than SSO's 0.82% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
UDOW ProShares UltraPro Dow30 | 1.56% | 1.38% | 0.95% | 0.95% | 0.83% | 0.26% | 0.19% | 0.61% | 0.73% | 0.13% | 0.26% | 0.21% |
SSO ProShares Ultra S&P500 | 0.82% | 0.68% | 0.85% | 0.18% | 0.50% | 0.18% | 0.20% | 0.50% | 0.75% | 0.39% | 0.51% | 0.63% |
Drawdowns
UDOW vs. SSO - Drawdown Comparison
The maximum UDOW drawdown since its inception was -80.29%, smaller than the maximum SSO drawdown of -84.67%. Use the drawdown chart below to compare losses from any high point for UDOW and SSO.
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Drawdown Indicators
| UDOW | SSO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -80.29% | -84.67% | +4.38% |
Max Drawdown (1Y)Largest decline over 1 year | -30.18% | -23.17% | -7.01% |
Max Drawdown (5Y)Largest decline over 5 years | -55.79% | -46.73% | -9.06% |
Max Drawdown (10Y)Largest decline over 10 years | -80.29% | -59.34% | -20.95% |
Current DrawdownCurrent decline from peak | -22.46% | -13.46% | -9.00% |
Average DrawdownAverage peak-to-trough decline | -14.46% | -19.72% | +5.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 9.21% | 5.38% | +3.83% |
Volatility
UDOW vs. SSO - Volatility Comparison
ProShares UltraPro Dow30 (UDOW) has a higher volatility of 14.74% compared to ProShares Ultra S&P500 (SSO) at 10.60%. This indicates that UDOW's price experiences larger fluctuations and is considered to be riskier than SSO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| UDOW | SSO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.74% | 10.60% | +4.14% |
Volatility (6M)Calculated over the trailing 6-month period | 27.64% | 18.95% | +8.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 50.20% | 36.45% | +13.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 44.05% | 33.66% | +10.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 51.68% | 35.86% | +15.82% |