FISN
Deep Fission, Inc. Common Stock
stockNASDAQ
Market OpenOct 5, 2026 12:35:32 PM EDT
5.45USD-1.447%(-0.08)98,888
4.8100Bid6.5400Ask1.7300SpreadPre-marketOct 5, 2026 8:54:30 AM EDT
5.73USD+3.617%(+0.20)
As of 2026-09-15, there were 1,247,093 shares short with a short interest of 3.84%.
FISN Short Interest - Official
Short Interest
FISN Short Position Change - Official
Short Position Change
FISN 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 | 3.84 | 1,247,093 | 5.22 | +300,852 | +31.79 | 58,905,938 | 32,502,529 |
| 2026-08-31 | 2.91 | 946,241 | 4.56 | +69,963 | +7.98 | 58,905,938 | 32,502,529 |
| 2026-08-14 | 2.70 | 876,278 | 3.50 | +460,949 | +110.98 | 58,905,938 | 32,502,529 |
| 2026-07-31 | 1.33 | 415,329 | 3.01 | -124,167 | -23.02 | 60,333,311 | 31,117,689 |
| 2026-07-15 | 1.90 | 539,496 | 2.57 | -283,734 | -34.47 | 60,333,311 | 28,384,952 |
| 2026-06-30 | 2.90 | 823,230 | 1.00 | 0 | 0.00 | 60,333,311 | 28,384,952 |
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.