All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)
TBT real return snapshot: after CPI-U inflation, TBT returned +14.18% over the past year and +9.33% YTD, with dividends reinvested. Since May 1, 2008, TBT is down −89.09% in real purchasing-power return, or −11.36%/yr, and is currently −89.77% below its real total-return high on Jun. 13, 2008.
Data ending Fri Sep. 18, 2026
| Thu 2008-05-01💬 to Fri 2026-09-18 |
Overall
Return |
Exponential
Trendline |
||||
|---|---|---|---|---|---|---|
| TBT × |
−89.09%
−11.36%/yr |
−12.21%/yr
R2=0.739 |
||||
| ProShares UltraShort 20+ Year Treasury Exchange-Traded Fund | ||||||
| Thu 2008-05-01💬 to Fri 2026-09-18 |
Start
Value |
End
Value |
|---|---|---|
| TBT × |
$10,000.00
2008-05-01 |
$1,090.81
2026-09-18 |
| YTD | YoY | |
|---|---|---|
| TBT × | +9.33% | +14.18% |
|
Current
Drawdown |
Worst
Drawdown |
|
|---|---|---|
| TBT × |
−89.77%
on 2026-09-18 from 2008-06-13 peak |
−95.80%
on 2020-08-04 from 2008-06-13 peak |
| Period ending Fri 2026-09-18 | 1 yr | 2 yr | 3 yr | 5 yr | 10 yr |
|---|---|---|---|---|---|
| TBT × | +14.18% |
+34.82% +16.11%/yr |
+13.59% +4.34%/yr |
+115.15% +16.56%/yr |
+2.31% +0.23%/yr |
| Year | TBT |
|---|---|
| 2026 (YTD) | +9.33% |
| 2025 | −4.02% |
| 2024 | +24.09% |
| 2023 | −5.58% |
| 2022 | +81.55% |
| 2021 | −3.90% |
| 2020 | −38.77% |
| 2019 | −24.63% |
| 2018 | +3.02% |
| 2017 | −18.96% |
| 2016 | −9.25% |
| 2015 | −5.69% |
| 2014 | −41.87% |
| 2013 | +22.97% |
| 2012 | −13.71% |
| 2011 | −52.62% |
| 2010 | −26.84% |
| 2009 | +28.70% |
| 2008 | −43.97% |
