JSPR
Jasper Therapeutics, Inc. Common Stock
stockNASDAQ
At CloseNov 6, 2026 3:59:35 PM EST
16.90USD+20.063%(+2.82)63,386
As of 2026-10-15, there were 6,474,345 shares short with a short interest of 21.71%.
JSPR Short Interest - Official
JSPR Short Position Change - Official
JSPR Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 21.71 | 6,474,345 | 18.53 | +256,106 | +4.12 | 33,274,561 | 29,821,096 |
| 2026-09-30 | 45.13 | 6,218,239 | 16.30 | +409,965 | +7.06 | 33,274,561 | 13,779,087 |
| 2026-09-15 | 42.15 | 5,808,274 | 16.43 | +316,157 | +5.76 | 33,274,561 | 13,779,087 |
| 2026-08-31 | 39.86 | 5,492,117 | 7.69 | +133,783 | +2.50 | 33,274,561 | 13,779,087 |
| 2026-08-14 | 38.89 | 5,358,334 | 7.76 | +1,046,457 | +24.27 | 33,274,561 | 13,779,087 |
| 2026-07-31 | 31.29 | 4,311,877 | 1.00 | +2,650,074 | +159.47 | 33,274,561 | 13,779,087 |
| 2026-07-15 | 12.06 | 1,661,803 | 1.88 | -41,358 | -2.43 | 28,009,802 | 13,779,087 |
| 2026-06-30 | 12.36 | 1,703,161 | 2.73 | -255,129 | -13.03 | 28,009,802 | 13,779,087 |
| 2026-06-15 | 14.21 | 1,958,290 | 2.05 | -528,903 | -21.27 | 27,996,819 | 13,779,087 |
| 2026-05-15 | 18.05 | 2,487,193 | 10.25 | -232,181 | -8.54 | 27,996,819 | 13,779,087 |
| 2026-04-30 | 19.74 | 2,719,374 | 7.71 | -10,772 | -0.39 | 27,996,819 | 13,779,087 |
| 2026-04-15 | 19.81 | 2,730,146 | 3.33 | -285,010 | -9.45 | 27,996,819 | 13,779,087 |
| 2026-03-31 | 21.88 | 3,015,156 | 8.44 | -104,886 | -3.36 | 27,984,039 | 13,779,087 |
| 2026-03-13 | 22.64 | 3,120,042 | 7.49 | -220,338 | -6.60 | 27,984,039 | 13,779,087 |
| 2026-02-27 | 24.24 | 3,340,380 | 12.58 | -93,197 | -2.71 | 27,984,039 | 13,779,087 |
| 2026-02-13 | 24.92 | 3,433,577 | 6.05 | -126,060 | -3.54 | 27,984,039 | 13,779,087 |
| 2026-01-30 | 25.83 | 3,559,637 | 7.08 | -84,266 | -2.31 | 27,984,039 | 13,779,087 |
| 2026-01-15 | 26.45 | 3,643,903 | 2.51 | +419,534 | +13.01 | 27,984,039 | 13,779,087 |
| 2025-12-31 | 23.40 | 3,224,369 | 4.56 | -230,877 | -6.68 | 27,984,039 | 13,779,087 |
| 2025-12-15 | 25.08 | 3,455,246 | 1.00 | +1,623,421 | +88.62 | 27,984,039 | 13,779,087 |
| 2025-11-28 | 13.29 | 1,831,825 | 4.93 | +322,921 | +21.40 | 27,984,039 | 13,779,087 |
| 2025-11-14 | 10.95 | 1,508,904 | 3.37 | -16,807 | -1.10 | 27,984,039 | 13,779,087 |
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.