SSO Performance — ProShares Ultra S&P500
Data updated: 2026-08-14
SSO returned +20.12% year to date and +56.80% over one year to May 2026. Annualised returns are +40.07% over 3 years and +20.08% over 5 years. The fund beat its Trading - Leveraged category average: $100 invested three years ago grew to $275, against $173 for the category, and to $157 over one year, against $137. Volatility over the past three years was 27.06% a year. In the 12 months to May 2026 the fund lost a net $239.0M, and assets reached $8.38B.
SSO Growth of $100
What $100 invested in ProShares Ultra S&P500 grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Trading - Leveraged category average over the same months.
| Period | SSO | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $157 | $137 |
| 3 years (Jun 2023 – May 2026) | $275 | $173 |
| 5 years (Jun 2021 – May 2026) | $250 | $155 |
| Since data start (Sep 2019 – May 2026) | $462 | $181 |
SSO Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +20.12% |
| 1 year | +56.80% |
| 3 years (annualised) | +40.07% |
| 5 years (annualised) | +20.08% |
SSO Annual Returns
Calendar-year total returns of ProShares Ultra S&P500, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +20.12% |
| 2025 | +26.23% |
| 2024 | +43.53% |
| 2023 | +46.47% |
| 2022 | −38.94% |
| 2021 | +60.28% |
| 2020 | +21.60% |
| 2019 (Sep–Dec) | +21.80% |
SSO Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +2.4% | −2.1% | −10.4% | +21.4% | +10.2% | — | — | — | — | — | — | — |
| 2025 | +4.9% | −3.2% | −11.7% | −3.8% | +12.1% | +9.8% | +4.0% | +3.4% | +6.8% | +4.0% | −0.2% | −0.4% |
| 2024 | +2.6% | +10.1% | +5.9% | −8.7% | +9.4% | +6.7% | +1.7% | +3.9% | +3.6% | −2.4% | +11.4% | −5.4% |
| 2023 | +12.1% | −5.5% | +6.5% | +2.5% | +0.2% | +12.8% | +5.9% | −3.9% | −9.9% | −4.9% | +18.2% | +8.6% |
| 2022 | −10.5% | −6.4% | +6.9% | −17.2% | −0.6% | −16.7% | +18.6% | −8.6% | −18.3% | +15.6% | +10.3% | −11.9% |
| 2021 | −2.4% | +5.3% | +8.6% | +10.7% | +1.1% | +4.5% | +4.6% | +6.0% | −9.3% | +14.2% | −1.7% | +8.8% |
| 2020 | −0.5% | −16.4% | −29.0% | +25.3% | +9.1% | +3.0% | +11.4% | +14.6% | −8.0% | −5.7% | +22.6% | +7.6% |
| 2019 | — | — | — | — | — | — | — | — | +3.5% | +3.9% | +7.1% | +5.8% |
SSO Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 27.06%
- 3-year Sharpe ratio: 1.31 (vs 4.5% risk-free rate)
- Best month: +21.38% (Apr 2026)
- Worst month: −11.71% (Mar 2025)
SSO Fund Flows
Monthly money in and out of ProShares Ultra S&P500, from SEC Form N-PORT.
- 12-month net flow: −$239.0M
- 12-month gross sales (incl. reinvestments): $5.2B
- Sales ÷ redemptions: 0.96×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $696.9M | $362.2M | $334.7M |
| Apr 2026 | $903.5M | $245.0M | $658.5M |
| Mar 2026 | $359.2M | $1.0B | −$666.5M |
| Feb 2026 | $297.9M | $1.5B | −$1.2B |
| Jan 2026 | $600.5M | $202.1M | $398.4M |
| Dec 2025 | $387.5M | $37.4M | $350.1M |
| Nov 2025 | $354.2M | $492.4M | −$138.2M |
| Oct 2025 | $195.1M | $757.5M | −$562.4M |
| Sep 2025 | $185.0M | $117.7M | $67.3M |
| Aug 2025 | $496.2M | $531.6M | −$35.4M |
| Jul 2025 | $506.3M | $79.6M | $426.7M |
| Jun 2025 | $203.6M | $82.3M | $121.3M |
SSO Assets Under Management
Net assets of ProShares Ultra S&P500 by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $8.38B |
| 2026-02-28 | $6.77B |
| 2025-11-30 | $7.25B |
| 2025-08-31 | $7.16B |
| 2025-05-31 | $5.58B |
| 2025-02-28 | $6.00B |
| 2024-11-30 | $5.89B |
| 2024-08-31 | $5.09B |
| 2024-05-31 | $5.10B |
| 2024-02-29 | $4.33B |
| 2023-11-30 | $3.65B |
| 2023-08-31 | $4.26B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.