SSO vs. SPY

Last updated Jun 6, 2026

SSO (ProShares Ultra S&P500) and SPY (State Street SPDR S&P 500 ETF) are both exchange-traded funds - SSO is a Leveraged Equities fund tracking the S&P 500, while SPY is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, SSO returned 23.47%/yr vs 15.16%/yr for SPY. With a 1.00 correlation, they move nearly in lockstep. SSO charges 0.87%/yr vs 0.09%/yr for SPY.

Performance

SSO vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Ultra S&P500 (SSO) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SSO achieves a 13.96% return, which is significantly higher than SPY's 8.45% return. Over the past 10 years, SSO has outperformed SPY with an annualized return of 23.47%, while SPY has yielded a comparatively lower 15.16% annualized return.

SSO

• 1D: -5.20%
• 1M: 0.38%
• YTD: 13.96%
• 6M: 12.89%
• 1Y: 47.43%
• 3Y*: 35.45%
• 5Y*: 18.52%
• 10Y*: 23.47%

SPY

• 1D: -2.58%
• 1M: 0.51%
• YTD: 8.45%
• 6M: 8.18%
• 1Y: 25.79%
• 3Y*: 21.43%
• 5Y*: 13.32%
• 10Y*: 15.16%

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

SSO vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SSO ProShares Ultra S&P500	13.96%	26.19%	43.48%	46.65%	-38.98%	60.57%	21.54%	63.45%	-14.60%	44.35%
SPY State Street SPDR S&P 500 ETF	8.45%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	31.22%	-4.57%	21.71%

Correlation

The correlation between SSO and SPY is 1.00 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	1.00
Correlation (3Y) Calculated over the trailing 3-year period	1.00
Correlation (5Y) Calculated over the trailing 5-year period	1.00
Correlation (10Y) Calculated over the trailing 10-year period	1.00
Correlation (All Time) Calculated using the full available price history since Jun 22, 2006	1.00

The correlation between SSO and SPY has been stable across timeframes, ranging from 1.00 to 1.00 - a consistent structural relationship.

SSO vs. SPY - Sectors Allocation Comparison

Sectors	SSO	SPY
Technology	35.6%	35.9%
Financial Services	11.8%	11.8%
Communication Services	11.2%	11.3%
Consumer Cyclical	10.1%	10.3%
Healthcare	8.5%	8.4%
Industrials	8.3%	7.8%
Consumer Defensive	4.9%	4.8%
Energy	3.5%	3.6%
Utilities	2.4%	2.4%
Real Estate	1.9%	1.9%
Basic Materials	1.8%	1.8%

Return for Risk

SSO vs. SPY — Risk / Return Rank

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

SSO

SSO Risk / Return Rank: 57
SSO Sharpe Ratio Rank: 59
SSO Sortino Ratio Rank: 53
SSO Omega Ratio Rank: 55
SSO Calmar Ratio Rank: 54
SSO Martin Ratio Rank: 64

SPY

SPY Risk / Return Rank: 66
SPY Sharpe Ratio Rank: 66
SPY Sortino Ratio Rank: 63
SPY Omega Ratio Rank: 66
SPY Calmar Ratio Rank: 60
SPY Martin Ratio Rank: 73

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.

SSO vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Ultra S&P500 (SSO) 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.

	SSO	SPY	Difference
Sharpe ratio: Return per unit of total volatility	1.97	2.14	-0.17
Sortino ratio: Return per unit of downside risk	2.52	2.88	-0.36
Omega ratio: Gain probability vs. loss probability	1.34	1.39	-0.05
Calmar ratio: Return relative to maximum drawdown	2.62	2.92	-0.29
Martin ratio: Return relative to average drawdown	11.48	13.50	-2.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SSO vs. SPY - Sharpe Ratio Comparison

The current SSO Sharpe Ratio is 1.97, which is comparable to the SPY Sharpe Ratio of 2.14. The chart below compares the historical Sharpe Ratios of SSO and SPY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	SSO	SPY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.97	2.14	-0.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.55	0.78	-0.23
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.66	0.85	-0.19
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.58	-0.17

Drawdowns

SSO vs. SPY - Drawdown Comparison

The maximum SSO drawdown since its inception was -84.67%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for SSO and SPY.

Drawdown Indicators

	SSO	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-84.67%	-55.19%	-29.48%
Max Drawdown (1Y) Largest decline over 1 year	-18.17%	-8.88%	-9.29%
Max Drawdown (3Y) Largest decline over 3 years	-35.21%	-18.76%	-16.45%
Max Drawdown (5Y) Largest decline over 5 years	-46.73%	-24.50%	-22.23%
Max Drawdown (10Y) Largest decline over 10 years	-59.34%	-33.72%	-25.62%
Current Drawdown Current decline from peak	-5.87%	-2.90%	-2.97%
Average Drawdown Average peak-to-trough decline	-19.56%	-9.05%	-10.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.14%	1.91%	+2.23%

Volatility

SSO vs. SPY - Volatility Comparison

ProShares Ultra S&P500 (SSO) has a higher volatility of 7.51% compared to State Street SPDR S&P 500 ETF (SPY) at 3.73%. This indicates that SSO's price experiences larger fluctuations and is considered to be riskier than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SSO	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.51%	3.73%	+3.78%
Volatility (6M) Calculated over the trailing 6-month period	18.60%	9.31%	+9.29%
Volatility (1Y) Calculated over the trailing 1-year period	24.19%	12.12%	+12.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.71%	17.09%	+16.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.92%	17.95%	+17.97%

SSO vs. SPY - Expense Ratio Comparison

SSO has a 0.87% expense ratio, which is higher than SPY's 0.09% expense ratio.

Dividends

SSO vs. SPY - Dividend Comparison

SSO's dividend yield for the trailing twelve months is around 0.65%, less than SPY's 1.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPY State Street SPDR S&P 500 ETF	1.00%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%
SSO ProShares Ultra S&P500	0.65%	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 SSO and SPY in my portfolio?

With a correlation of 1.00, SSO and SPY move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, SSO or SPY?

SSO has higher volatility (7.51%) compared to SPY (3.73%). In terms of maximum drawdown, SSO dropped -84.67% vs SPY's -55.19%.

Which ETF is better, SSO or SPY?

On 10-year performance, SSO leads with 23.47% vs 15.16% for SPY. On fees, SPY is cheaper at 0.09% per year. On volatility, SPY has been the lower-risk option at 3.73%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SSO or SPY?

Over the 10-year period, SSO has performed better with a 23.47% return vs 15.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SSO or SPY?

SPY is cheaper with a 0.09% expense ratio, compared with 0.87% for SSO.

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

SPY has the higher dividend yield at 1.00%, compared with 0.65% for SSO.

What is the main difference between SSO and SPY?

SSO is categorized as Leveraged Equities, while SPY is S&P 500. SSO tracks S&P 500, while SPY tracks S&P 500 Index. They also come from different issuers: ProShares and State Street. Their fees differ too: 0.87% for SSO and 0.09% for SPY.

Which has better risk-adjusted returns?

SPY currently has the higher Sharpe Ratio (2.14 vs 1.97), 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.