SIGA
SIGA Technologies Inc.
stockNASDAQ
At CloseNov 13, 2026 3:59:58 PM EST
2.75USD-4.844%(-0.14)688,445
After-hoursNov 13, 2026 4:00:30 PM EST
2.74USD-0.364%(-0.01)
As of 2026-10-30, there were 3,567,607 shares short with a short interest of 8.68%.
SIGA Short Interest - Official
SIGA Short Position Change - Official
SIGA Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-30 | 8.68 | 3,567,607 | 7.76 | +4,287 | +0.12 | 71,849,716 | 41,113,126 |
| 2026-10-15 | 8.67 | 3,563,320 | 6.36 | -37,587 | -1.04 | 71,849,716 | 41,113,126 |
| 2026-09-30 | 8.78 | 3,600,907 | 5.21 | -129,085 | -3.46 | 71,849,716 | 41,005,743 |
| 2026-09-15 | 9.10 | 3,729,992 | 5.51 | +179,286 | +5.05 | 71,849,716 | 41,005,743 |
| 2026-08-31 | 8.66 | 3,550,706 | 4.80 | -290,688 | -7.57 | 71,849,716 | 41,005,743 |
| 2026-08-14 | 9.37 | 3,841,394 | 6.60 | +149,029 | +4.04 | 71,849,716 | 41,005,743 |
| 2026-07-31 | 9.00 | 3,692,365 | 3.86 | -240,129 | -6.11 | 71,724,097 | 41,005,743 |
| 2026-07-15 | 9.59 | 3,932,494 | 6.89 | +467,712 | +13.50 | 71,724,097 | 41,005,743 |
| 2026-06-30 | 8.45 | 3,464,782 | 4.55 | +54,673 | +1.60 | 71,724,097 | 41,005,743 |
| 2026-06-15 | 8.29 | 3,410,109 | 9.42 | +96,514 | +2.91 | 71,724,097 | 41,123,873 |
| 2026-05-15 | 8.16 | 3,313,595 | 6.11 | -23,773 | -0.71 | 71,724,097 | 40,591,680 |
| 2026-04-30 | 8.22 | 3,337,368 | 8.16 | +99,921 | +3.09 | 71,724,097 | 40,598,236 |
| 2026-04-15 | 7.97 | 3,237,447 | 3.62 | -244,370 | -7.02 | 71,644,400 | 40,598,236 |
| 2026-03-31 | 8.58 | 3,481,817 | 4.06 | +333,619 | +10.60 | 71,644,400 | 40,598,236 |
| 2026-03-13 | 7.75 | 3,148,198 | 4.29 | -226,685 | -6.72 | 71,611,302 | 40,598,236 |
| 2026-02-27 | 8.31 | 3,374,883 | 7.00 | +41,393 | +1.24 | 71,611,302 | 40,598,236 |
| 2026-02-13 | 8.21 | 3,333,490 | 9.03 | +154,305 | +4.85 | 71,611,302 | 40,598,236 |
| 2026-01-30 | 7.83 | 3,179,185 | 10.25 | -189,889 | -5.64 | 71,611,302 | 40,598,236 |
| 2026-01-15 | 8.30 | 3,369,074 | 9.19 | +178,517 | +5.60 | 71,611,302 | 40,598,236 |
| 2025-12-31 | 7.86 | 3,190,557 | 10.06 | -10,978 | -0.34 | 71,611,302 | 40,598,236 |
| 2025-12-15 | 7.89 | 3,201,535 | 9.14 | -58,900 | -1.81 | 71,611,302 | 40,598,236 |
| 2025-11-28 | 8.03 | 3,260,435 | 8.65 | +142,264 | +4.56 | 71,611,302 | 40,592,150 |
| 2025-11-14 | 7.68 | 3,118,171 | 5.64 | +287,646 | +10.16 | 71,611,302 | 40,584,989 |
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.