PSFF vs. SSO
PSFF (Pacer Swan SOS Fund of Funds ETF) and SSO (ProShares Ultra S&P500) are both exchange-traded funds - PSFF is a Defined Outcome fund actively managed by Pacer, while SSO is a Leveraged Equities fund tracking the S&P 500. PSFF is actively managed, while SSO is passively managed. Over the past 5 years, PSFF returned 9.16%/yr vs 17.67%/yr for SSO. Their correlation of 0.88 suggests significant overlap in exposure. PSFF charges 0.75%/yr vs 0.87%/yr for SSO.
Performance
PSFF vs. SSO - Performance Comparison
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Returns By Period
In the year-to-date period, PSFF achieves a 5.32% return, which is significantly lower than SSO's 12.57% return.
PSFF
- 1D
- 0.09%
- 1M
- 0.05%
- YTD
- 5.32%
- 6M
- 5.29%
- 1Y
- 12.97%
- 3Y*
- 12.30%
- 5Y*
- 9.16%
- 10Y*
- —
SSO
- 1D
- -0.34%
- 1M
- -3.63%
- YTD
- 12.57%
- 6M
- 9.73%
- 1Y
- 38.74%
- 3Y*
- 33.68%
- 5Y*
- 17.67%
- 10Y*
- 24.22%
PSFF vs. SSO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
PSFF Pacer Swan SOS Fund of Funds ETF | 5.32% | 10.38% | 13.18% | 18.39% | -4.11% | 11.81% | 0.39% |
SSO ProShares Ultra S&P500 | 12.57% | 26.19% | 43.48% | 46.65% | -38.98% | 60.57% | 1.24% |
Correlation
The correlation between PSFF and SSO is 0.83, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.83 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.85 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.87 |
Correlation (All Time) Calculated using the full available price history since Dec 30, 2020 | 0.88 |
The correlation between PSFF and SSO has been stable across timeframes, ranging from 0.83 to 0.88 - a consistent structural relationship.
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Return for Risk
PSFF vs. SSO — Risk / Return Rank
PSFF
SSO
PSFF vs. SSO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Pacer Swan SOS Fund of Funds ETF (PSFF) 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.
| PSFF | SSO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.64 | ||
| Sortino ratioReturn per unit of downside risk | +1.31 | ||
| Omega ratioGain probability vs. loss probability | 1.41 | 1.28 | +0.14 |
| Calmar ratioReturn relative to maximum drawdown | 3.55 | 2.14 | +1.41 |
| Martin ratioReturn relative to average drawdown | 17.63 | 9.02 | +8.61 |
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Drawdowns
PSFF vs. SSO - Drawdown Comparison
The maximum PSFF drawdown since its inception was -10.78%, smaller than the maximum SSO drawdown of -84.67%. Use the drawdown chart below to compare losses from any high point for PSFF and SSO.
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Drawdown Indicators
| PSFF | SSO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -10.78% | -84.67% | +73.89% |
Max Drawdown (1Y)Largest decline over 1 year | -3.67% | -18.17% | +14.50% |
Max Drawdown (3Y)Largest decline over 3 years | -10.78% | -35.21% | +24.43% |
Max Drawdown (5Y)Largest decline over 5 years | -10.78% | -46.73% | +35.95% |
Max Drawdown (10Y)Largest decline over 10 years | — | -59.34% | — |
Current DrawdownCurrent decline from peak | -0.70% | -7.02% | +6.32% |
Average DrawdownAverage peak-to-trough decline | -1.59% | -19.52% | +17.93% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.74% | 4.30% | -3.56% |
Volatility
PSFF vs. SSO - Volatility Comparison
The current volatility for Pacer Swan SOS Fund of Funds ETF (PSFF) is 1.71%, while ProShares Ultra S&P500 (SSO) has a volatility of 9.66%. This indicates that PSFF experiences smaller price fluctuations and is considered to be less risky 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
| PSFF | SSO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.71% | 9.66% | -7.95% |
Volatility (6M)Calculated over the trailing 6-month period | 4.76% | 19.58% | -14.82% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.92% | 24.86% | -18.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 9.24% | 33.84% | -24.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 9.08% | 35.92% | -26.84% |
PSFF vs. SSO - Expense Ratio Comparison
PSFF has a 0.75% expense ratio, which is lower than SSO's 0.87% expense ratio.
Dividends
PSFF vs. SSO - Dividend Comparison
PSFF has not paid dividends to shareholders, while SSO's dividend yield for the trailing twelve months is around 0.66%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PSFF Pacer Swan SOS Fund of Funds ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.01% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SSO ProShares Ultra S&P500 | 0.66% | 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
PSFF and SSO have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SSO has higher volatility (9.66%) compared to PSFF (1.71%). In terms of maximum drawdown, PSFF dropped -10.78% vs SSO's -84.67%.
On 5-year performance, SSO leads with 17.67% vs 9.16% for PSFF. On fees, PSFF is cheaper at 0.75% per year. On volatility, PSFF has been the lower-risk option at 1.71%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, SSO has performed better with a 17.67% return vs 9.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
PSFF is cheaper with a 0.75% expense ratio, compared with 0.87% for SSO.
SSO has the higher dividend yield at 0.66%, compared with 0.00% for PSFF.
PSFF is categorized as Defined Outcome, while SSO is Leveraged Equities. They also come from different issuers: Pacer and ProShares. Their fees differ too: 0.75% for PSFF and 0.87% for SSO.
PSFF currently has the higher Sharpe Ratio (2.21 vs 1.57), 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.
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