FSM
Fortuna Mining Corp.
stockNYSE
At CloseOct 2, 2026 3:59:57 PM EDT
11.24USD+0.671%(+0.07)3,851,107
Pre-marketOct 2, 2026 9:22:30 AM EDT
11.35USD+1.611%(+0.18)
After-hoursOct 2, 2026 4:57:30 PM EDT
11.21USD-0.311%(-0.03)
As of 2026-09-15, there were 18,840,741 shares short with a short interest of 6.29%.
FSM Short Interest - Official
Short Interest
FSM Short Position Change - Official
Short Position Change
FSM 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 | 6.29 | 18,840,741 | 4.80 | -2,289,265 | -10.83 | 295,957,387 | 299,670,299 |
| 2026-08-31 | 7.05 | 21,130,006 | 3.40 | +4,135,549 | +24.33 | 295,957,387 | 299,670,299 |
| 2026-08-14 | 5.67 | 16,994,457 | 2.99 | +877,447 | +5.44 | 295,957,387 | 299,670,299 |
| 2026-07-31 | 5.38 | 16,117,010 | 2.88 | -867,928 | -5.11 | 302,957,387 | 299,670,299 |
| 2026-07-15 | 5.67 | 16,984,938 | 3.74 | -387,382 | -2.23 | 302,957,387 | 299,670,299 |
| 2026-06-30 | 5.80 | 17,372,320 | 3.65 | +664,697 | +3.98 | 302,957,387 | 299,670,299 |
| 2026-06-15 | 5.57 | 16,707,623 | 2.97 | -1,213,044 | -6.77 | 302,957,387 | 299,961,361 |
| 2026-05-15 | 5.94 | 17,920,667 | 2.77 | -178,136 | -0.98 | 304,557,387 | 301,726,142 |
| 2026-04-30 | 5.94 | 18,098,803 | 3.74 | +938,164 | +5.47 | 304,557,387 | 304,461,332 |
| 2026-04-15 | 5.64 | 17,160,639 | 2.49 | +834,140 | +5.11 | 305,259,986 | 304,461,332 |
| 2026-03-31 | 5.36 | 16,326,499 | 1.83 | -2,152,048 | -11.65 | 305,259,986 | 304,461,332 |
| 2026-03-13 | 6.07 | 18,478,547 | 2.94 | +785,009 | +4.44 | 305,259,986 | 304,461,332 |
| 2026-02-27 | 5.81 | 17,693,538 | 1.98 | -1,570,080 | -8.15 | 305,259,986 | 304,461,332 |
| 2026-02-13 | 6.33 | 19,263,618 | 2.36 | +267,229 | +1.41 | 305,259,986 | 304,461,332 |
| 2026-01-30 | 6.24 | 18,996,389 | 1.94 | +1,097,545 | +6.13 | 305,259,986 | 304,461,332 |
| 2026-01-15 | 5.88 | 17,898,844 | 2.35 | +329,251 | +1.87 | 305,259,986 | 304,461,332 |
| 2025-12-31 | 5.77 | 17,569,593 | 2.53 | +1,031,277 | +6.24 | 306,959,986 | 304,461,332 |
| 2025-12-15 | 5.43 | 16,538,316 | 2.32 | +2,214,909 | +15.46 | 306,959,986 | 304,461,332 |
| 2025-11-28 | 4.71 | 14,323,407 | 1.90 | -7,706,542 | -34.98 | 306,959,986 | 304,310,921 |
| 2025-11-14 | 7.24 | 22,029,949 | 1.81 | -1,030,202 | -4.47 | 306,959,986 | 304,209,625 |
| 2025-10-31 | 7.58 | 23,060,151 | 1.75 | +86,799 | +0.38 | 306,959,986 | 304,209,625 |
| 2025-10-15 | 7.56 | 22,973,352 | 1.08 | -2,362,030 | -9.32 | 306,959,986 | 304,059,214 |
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.