FBIO
Fortress Biotech, Inc.
stockNASDAQ
At CloseOct 21, 2026 3:59:56 PM EDT
1.95USD+0.515%(+0.01)178,188
Pre-marketOct 21, 2026 9:26:30 AM EDT
1.98USD+2.062%(+0.04)
As of 2026-09-30, there were 4,898,052 shares short with a short interest of 21.21%.
FBIO Short Interest - Official
FBIO Short Position Change - Official
FBIO Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-30 | 21.21 | 4,898,052 | 18.38 | -209,542 | -4.10 | 33,350,993 | 23,090,909 |
| 2026-09-15 | 22.12 | 5,107,594 | 18.97 | -336,306 | -6.18 | 33,350,993 | 23,090,909 |
| 2026-08-31 | 23.58 | 5,443,900 | 11.97 | -131,879 | -2.37 | 33,350,993 | 23,090,909 |
| 2026-08-14 | 24.15 | 5,575,779 | 5.73 | -208,704 | -3.61 | 33,350,993 | 23,090,909 |
| 2026-07-31 | 25.05 | 5,784,483 | 12.02 | +403,862 | +7.51 | 33,219,072 | 23,090,909 |
| 2026-07-15 | 23.30 | 5,380,621 | 8.31 | +74,962 | +1.41 | 33,219,072 | 23,090,909 |
| 2026-06-30 | 22.98 | 5,305,659 | 8.46 | +162,624 | +3.16 | 33,219,072 | 23,090,909 |
| 2026-06-15 | 22.45 | 5,143,035 | 11.02 | +260,479 | +5.33 | 33,219,072 | 22,913,505 |
| 2026-05-15 | 19.82 | 4,882,556 | 14.52 | +233,015 | +5.01 | 33,219,072 | 24,631,639 |
| 2026-04-30 | 19.83 | 4,649,541 | 17.78 | +102,954 | +2.26 | 33,219,072 | 23,451,334 |
| 2026-04-15 | 19.39 | 4,546,587 | 8.41 | +184,837 | +4.24 | 32,202,564 | 23,451,334 |
| 2026-03-31 | 18.60 | 4,361,750 | 9.15 | +84,469 | +1.97 | 31,037,937 | 23,451,334 |
| 2026-03-13 | 18.24 | 4,277,281 | 9.60 | -207,041 | -4.62 | 31,037,937 | 23,451,334 |
| 2026-02-27 | 19.12 | 4,484,322 | 3.38 | +174,179 | +4.04 | 31,037,937 | 23,451,334 |
| 2026-02-13 | 18.38 | 4,310,143 | 7.71 | -273,387 | -5.96 | 31,037,937 | 23,451,334 |
| 2026-01-30 | 19.54 | 4,583,530 | 8.10 | +92,289 | +2.05 | 31,037,937 | 23,451,334 |
| 2026-01-15 | 19.15 | 4,491,241 | 2.38 | +446,126 | +11.03 | 31,037,937 | 23,451,334 |
| 2025-12-31 | 17.25 | 4,045,115 | 7.12 | +420,371 | +11.60 | 31,037,937 | 23,451,334 |
| 2025-12-15 | 15.46 | 3,624,744 | 7.31 | -81,650 | -2.20 | 31,037,937 | 23,451,334 |
| 2025-11-28 | 15.80 | 3,706,394 | 12.26 | -270,261 | -6.80 | 31,037,937 | 23,451,334 |
| 2025-11-14 | 17.94 | 3,976,655 | 11.03 | +470,682 | +13.43 | 29,754,753 | 22,168,184 |
| 2025-10-31 | 15.82 | 3,505,973 | 8.03 | +127,606 | +3.78 | 29,754,753 | 22,168,184 |
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.