TBT
ProShares Trust UltraShort Lehman 20+ Year Treasury
stockNYSEETF
At CloseOct 2, 2026 3:59:45 PM EDT
42.55USD+0.853%(+0.36)509,729
Pre-marketOct 2, 2026 9:26:30 AM EDT
41.36USD-1.967%(-0.83)
After-hoursOct 2, 2026 4:12:30 PM EDT
42.46USD-0.212%(-0.09)
As of 2026-09-15, there were 1,162,973 shares short with a short interest of 14.58%.
TBT Short Interest - Official
Short Interest
TBT Short Position Change - Official
Short Position Change
TBT Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 14.58 | 1,162,973 | 4.48 | +17,792 | +1.55 | 7,976,930 | 7,976,930 |
| 2026-08-31 | 14.58 | 1,145,181 | 4.05 | +33,885 | +3.05 | 7,856,930 | 7,856,930 |
| 2026-08-14 | 13.79 | 1,111,296 | 4.32 | +14,741 | +1.34 | 8,056,930 | 8,056,930 |
| 2026-07-31 | 13.87 | 1,096,555 | 3.68 | -105,214 | -8.75 | 7,906,930 | 7,906,930 |
| 2026-07-15 | 15.10 | 1,201,769 | 3.34 | +54,528 | +4.75 | 7,956,930 | 7,956,930 |
| 2026-06-30 | 14.01 | 1,147,241 | 2.53 | +57,633 | +5.29 | 8,186,930 | 8,186,930 |
| 2026-06-15 | 11.85 | 1,089,608 | 2.32 | +56,862 | +5.51 | 9,196,930 | 9,196,930 |
| 2026-05-15 | 12.24 | 1,032,746 | 2.32 | -7,694 | -0.74 | 8,436,930 | 8,436,930 |
| 2026-04-30 | 13.26 | 1,040,440 | 2.27 | +9,453 | +0.92 | 7,846,930 | 7,846,930 |
| 2026-04-15 | 12.89 | 1,030,987 | 2.41 | -144,999 | -12.33 | 7,996,930 | 7,996,930 |
| 2026-03-31 | 15.73 | 1,175,986 | 1.75 | +54,539 | +4.86 | 7,476,930 | 7,476,930 |
| 2026-03-13 | 15.43 | 1,121,447 | 2.10 | -330,787 | -22.78 | 7,266,930 | 7,266,930 |
| 2026-02-27 | 21.03 | 1,452,234 | 4.53 | -7,598 | -0.52 | 6,906,930 | 6,906,930 |
| 2026-02-13 | 19.17 | 1,459,832 | 3.61 | +63,668 | +4.56 | 7,616,930 | 7,616,930 |
| 2026-01-30 | 18.00 | 1,396,164 | 2.79 | -25,290 | -1.78 | 7,756,930 | 7,756,930 |
| 2026-01-15 | 19.14 | 1,421,454 | 4.93 | -14,097 | -0.98 | 7,426,930 | 7,426,930 |
| 2025-12-31 | 19.33 | 1,435,551 | 5.54 | -662 | -0.05 | 7,426,930 | 7,426,930 |
| 2025-12-15 | 19.44 | 1,436,213 | 3.61 | +90,026 | +6.69 | 7,386,930 | 7,386,930 |
| 2025-11-28 | 17.63 | 1,346,187 | 2.87 | -7,931 | -0.59 | 7,636,930 | 7,636,930 |
| 2025-11-14 | 16.34 | 1,354,118 | 3.77 | -21,402 | -1.56 | 8,286,930 | 8,286,930 |
| 2025-10-31 | 16.60 | 1,375,520 | 2.55 | +55,783 | +4.23 | 8,286,930 | 8,286,930 |
| 2025-10-15 | 15.93 | 1,319,737 | 2.69 | +12,647 | +0.97 | 8,286,930 | 8,286,930 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.