DUG vs. SSO

Last updated Jul 17, 2026

DUG (ProShares UltraShort Oil & Gas) and SSO (ProShares Ultra S&P500) are both Leveraged Equities funds from ProShares - DUG tracks the DJ Global United States (All) / Oil & Gas -IND (-200%) while SSO tracks the S&P 500. Both are passively managed. Over the past 10 years, DUG returned -31.37%/yr vs 23.26%/yr for SSO. At a correlation of -0.60, they often move in opposite directions. DUG charges 0.95%/yr vs 0.87%/yr for SSO.

Performance

DUG vs. SSO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares UltraShort Oil & Gas (DUG) and ProShares Ultra S&P500 (SSO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DUG achieves a -42.53% return, which is significantly lower than SSO's 17.80% return. Over the past 10 years, DUG has underperformed SSO with an annualized return of -31.37%, while SSO has yielded a comparatively higher 23.26% annualized return.

DUG

• 1D: -2.01%
• 1M: -7.41%
• 6M: -34.44%
• YTD: -42.53%
• 1Y: -47.75%
• 3Y*: -26.25%
• 5Y*: -40.27%
• 10Y*: -31.37%

SSO

• 1D: -1.03%
• 1M: 0.06%
• 6M: 14.60%
• YTD: 17.80%
• 1Y: 37.75%
• 3Y*: 32.35%
• 5Y*: 18.24%
• 10Y*: 23.26%

*Multi-year figures are annualized to reflect compound growth (CAGR)

DUG vs. SSO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DUG ProShares UltraShort Oil & Gas	-42.53%	-18.63%	-6.13%	-2.28%	-72.98%	-68.12%	-24.59%	-23.47%	36.14%	-1.09%
SSO ProShares Ultra S&P500	17.80%	26.19%	43.48%	46.65%	-38.98%	60.57%	21.54%	63.45%	-14.60%	44.35%

Correlation

The correlation between DUG and SSO is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.13
Correlation (3Y) Calculated over the trailing 3-year period	-0.15
Correlation (5Y) Calculated over the trailing 5-year period	-0.30
Correlation (10Y) Calculated over the trailing 10-year period	-0.43
Correlation (All Time) Calculated using the full available price history since Feb 1, 2007	-0.60

The correlation between DUG and SSO shifts across timeframes, from -0.60 (all time) to 0.13 (1 year), reflecting how their relationship changes across market environments.

DUG vs. SSO - Sectors Allocation Comparison

Sectors	DUG	SSO
Financial Services	40.4%	24.5%
Basic Materials	-	1.3%
Communication Services	-	6.8%
Consumer Cyclical	-	6.5%
Consumer Defensive	-	3.2%
Energy	-	1.5%
Healthcare	-	6.3%
Industrials	-	5.5%
Real Estate	-	1.3%
Technology	-	25.9%
Utilities	-	1.9%

Return for Risk

DUG vs. SSO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

DUG

DUG Risk / Return Rank: 1
DUG Sharpe Ratio Rank: 1
DUG Sortino Ratio Rank: 1
DUG Omega Ratio Rank: 1
DUG Calmar Ratio Rank: 2
DUG Martin Ratio Rank: 2

SSO

SSO Risk / Return Rank: 54
SSO Sharpe Ratio Rank: 55
SSO Sortino Ratio Rank: 51
SSO Omega Ratio Rank: 52
SSO Calmar Ratio Rank: 51
SSO Martin Ratio Rank: 61

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

DUG vs. SSO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort Oil & Gas (DUG) 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.

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.

	DUG	SSO	Difference
Sharpe ratio: Return per unit of total volatility	-1.14	1.52	-2.66
Sortino ratio: Return per unit of downside risk	-1.86	2.05	-3.91
Omega ratio: Gain probability vs. loss probability	0.81	1.27	-0.46
Calmar ratio: Return relative to maximum drawdown	-0.84	2.09	-2.93
Martin ratio: Return relative to average drawdown	-1.41	8.58	-10.00

DUG vs. SSO - Sharpe Ratio Comparison

The current DUG Sharpe Ratio is -1.14, which is lower than the SSO Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of DUG and SSO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

DUG vs. SSO - Drawdown Comparison

The maximum DUG drawdown since its inception was -99.92%, which is greater than SSO's maximum drawdown of -84.67%. Use the drawdown chart below to compare losses from any high point for DUG and SSO.

Drawdown Indicators

	DUG	SSO	Difference
Max Drawdown Largest peak-to-trough decline	-99.92%	-84.67%	-15.25%
Max Drawdown (1Y) Largest decline over 1 year	-57.00%	-18.17%	-38.83%
Max Drawdown (3Y) Largest decline over 3 years	-65.94%	-35.21%	-30.73%
Max Drawdown (5Y) Largest decline over 5 years	-94.03%	-46.73%	-47.30%
Max Drawdown (10Y) Largest decline over 10 years	-99.46%	-59.34%	-40.12%
Current Drawdown Current decline from peak	-99.91%	-2.70%	-97.21%
Average Drawdown Average peak-to-trough decline	-89.02%	-19.48%	-69.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	33.80%	4.41%	+29.39%

Volatility

DUG vs. SSO - Volatility Comparison

ProShares UltraShort Oil & Gas (DUG) has a higher volatility of 12.60% compared to ProShares Ultra S&P500 (SSO) at 6.83%. This indicates that DUG'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.

Volatility by Period

	DUG	SSO	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.60%	6.83%	+5.77%
Volatility (6M) Calculated over the trailing 6-month period	33.24%	19.92%	+13.32%
Volatility (1Y) Calculated over the trailing 1-year period	41.96%	25.02%	+16.94%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	51.35%	33.87%	+17.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	58.80%	35.86%	+22.94%

DUG vs. SSO - Expense Ratio Comparison

DUG has a 0.95% expense ratio, which is higher than SSO's 0.87% expense ratio.

Dividends

DUG vs. SSO - Dividend Comparison

DUG's dividend yield for the trailing twelve months is around 4.17%, more than SSO's 0.67% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DUG ProShares UltraShort Oil & Gas	4.17%	3.21%	5.66%	4.16%	0.28%	0.00%	0.10%	0.56%	0.29%	0.00%	0.00%	0.00%
SSO ProShares Ultra S&P500	0.67%	0.68%	0.85%	0.18%	0.50%	0.18%	0.20%	0.50%	0.75%	0.39%	0.51%	0.63%

Frequently Asked Questions

Can I hold both DUG and SSO in my portfolio?

DUG and SSO have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DUG or SSO?

DUG has higher volatility (12.60%) compared to SSO (6.83%). In terms of maximum drawdown, DUG dropped -99.92% vs SSO's -84.67%.

Which ETF is better, DUG or SSO?

On 10-year performance, SSO leads with 23.26% vs -31.37% for DUG. On fees, SSO is cheaper at 0.87% per year. On volatility, SSO has been the lower-risk option at 6.83%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DUG or SSO?

Over the 10-year period, SSO has performed better with a 23.26% return vs -31.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DUG or SSO?

SSO is cheaper with a 0.87% expense ratio, compared with 0.95% for DUG.

Which ETF pays a higher dividend yield, DUG or SSO?

DUG has the higher dividend yield at 4.17%, compared with 0.67% for SSO.

What is the main difference between DUG and SSO?

DUG tracks DJ Global United States (All) / Oil & Gas -IND (-200%), while SSO tracks S&P 500. Their fees differ too: 0.95% for DUG and 0.87% for SSO.

Which has better risk-adjusted returns?

SSO currently has the higher Sharpe Ratio (1.52 vs -1.14), 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.