TBF Performance — ProShares Short 20+ Year Treasury
Data updated: 2026-08-14
TBF returned +2.46% year to date and +1.59% over one year to May 2026. Annualised returns are +8.13% over 3 years and +9.78% over 5 years. The fund trailed its Trading - Leveraged category average: $100 invested three years ago grew to $126, against $173 for the category, and to $102 over one year, against $137. Volatility over the past three years was 13.77% a year. In the 12 months to May 2026 the fund took in a net $46.6M, and assets reached $132.80M.
TBF Growth of $100
What $100 invested in ProShares Short 20+ Year Treasury grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Trading - Leveraged category average over the same months.
| Period | TBF | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $102 | $137 |
| 3 years (Jun 2023 – May 2026) | $126 | $173 |
| 5 years (Jun 2021 – May 2026) | $159 | $155 |
| Since data start (Sep 2019 – May 2026) | $154 | $181 |
TBF Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +2.46% |
| 1 year | +1.59% |
| 3 years (annualised) | +8.13% |
| 5 years (annualised) | +9.78% |
TBF Annual Returns
Calendar-year total returns of ProShares Short 20+ Year Treasury, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +2.46% |
| 2025 | +1.36% |
| 2024 | +15.82% |
| 2023 | +2.23% |
| 2022 | +42.33% |
| 2021 | +2.00% |
| 2020 | −19.49% |
| 2019 (Sep–Dec) | +7.44% |
TBF 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 | +0.7% | −4.0% | +4.7% | +1.3% | −0.1% | — | — | — | — | — | — | — |
| 2025 | +0.2% | −5.0% | +1.8% | +1.7% | +3.8% | −2.1% | +1.6% | +0.6% | −3.0% | −0.9% | +0.2% | +2.9% |
| 2024 | +2.9% | +2.8% | −0.3% | +7.5% | −2.2% | −1.3% | −2.9% | −1.7% | −1.2% | +6.3% | −1.5% | +7.0% |
| 2023 | −7.0% | +5.6% | −4.5% | +0.1% | +3.5% | +0.5% | +3.1% | +3.8% | +9.2% | +6.0% | −8.7% | −7.6% |
| 2022 | +3.6% | +1.3% | +5.1% | +10.1% | +1.9% | +1.1% | −2.7% | +4.7% | +8.8% | +6.8% | −6.8% | +3.0% |
| 2021 | +3.9% | +7.0% | +3.8% | −2.6% | −0.4% | −4.2% | −3.9% | 0.0% | +2.8% | −2.5% | −3.1% | +1.9% |
| 2020 | −6.6% | −6.4% | −9.2% | −1.5% | +1.7% | −0.5% | −4.4% | +4.5% | −0.7% | +3.0% | −1.6% | +1.1% |
| 2019 | — | — | — | — | — | — | — | — | +2.7% | +1.0% | +0.5% | +3.0% |
TBF Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 13.77%
- 3-year Sharpe ratio: 0.26 (vs 4.5% risk-free rate)
- Best month: +9.23% (Sep 2023)
- Worst month: −8.67% (Nov 2023)
TBF Fund Flows
Monthly money in and out of ProShares Short 20+ Year Treasury, from SEC Form N-PORT.
- 12-month net flow: $46.6M
- 12-month gross sales (incl. reinvestments): $101.7M
- Sales ÷ redemptions: 1.85×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $52.9M | $0 | $52.9M |
| Apr 2026 | $5.1M | $19.9M | −$14.8M |
| Mar 2026 | $23.5M | $0 | $23.5M |
| Feb 2026 | $5.0M | $4.5M | $560K |
| Jan 2026 | $5.5M | $1.9M | $3.6M |
| Dec 2025 | $2.4M | $0 | $2.4M |
| Nov 2025 | $2.6M | $7.1M | −$4.5M |
| Oct 2025 | $0 | $2.3M | −$2.3M |
| Sep 2025 | $1.9M | $1.2M | $695K |
| Aug 2025 | $0 | $8.6M | −$8.6M |
| Jul 2025 | $2.8M | $6.2M | −$3.4M |
| Jun 2025 | $0 | $3.4M | −$3.4M |
TBF Assets Under Management
Net assets of ProShares Short 20+ Year Treasury by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $132.80M |
| 2026-02-28 | $67.89M |
| 2025-11-30 | $62.48M |
| 2025-08-31 | $71.87M |
| 2025-05-31 | $88.05M |
| 2025-02-28 | $86.00M |
| 2024-11-30 | $79.28M |
| 2024-08-31 | $66.85M |
| 2024-05-31 | $102.34M |
| 2024-02-29 | $92.41M |
| 2023-11-30 | $165.62M |
| 2023-08-31 | $192.81M |
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.