CBTO
Calamos Bitcoin 80 Series Structured Alt Protection ETF - October
stockBATSETF
At CloseOct 2, 2026 3:59:51 PM EDT
19.80USD-0.151%(-0.03)24,408
As of 2026-09-15, there were 119 shares short with a short interest of 0.01%.
CBTO Short Interest - Official
Short Interest
CBTO Short Position Change - Official
Short Position Change
CBTO 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 | 0.01 | 119 | 1.00 | 0 | 0.00 | 1,300,000 | 1,300,000 |
| 2026-08-31 | 0.01 | 119 | 1.00 | -295 | -71.26 | 1,300,000 | 1,300,000 |
| 2026-08-14 | 0.03 | 414 | 1.00 | -48 | -10.39 | 1,300,000 | 1,300,000 |
| 2026-07-31 | 0.03 | 462 | 1.00 | -813 | -63.76 | 1,400,000 | 1,400,000 |
| 2026-07-15 | 0.09 | 1,275 | 1.00 | -985 | -43.58 | 1,400,000 | 1,400,000 |
| 2026-06-30 | 0.16 | 2,260 | 1.00 | -774 | -25.51 | 1,400,000 | 1,400,000 |
| 2026-06-15 | 0.22 | 3,034 | 1.00 | -22,545 | -88.14 | 1,400,000 | 1,400,000 |
| 2026-05-15 | 1.60 | 25,579 | 1.52 | +19,412 | +314.77 | 1,600,000 | 1,600,000 |
| 2026-04-30 | 0.39 | 6,167 | 1.00 | +3,926 | +175.19 | 1,600,000 | 1,600,000 |
| 2026-04-15 | 0.13 | 2,241 | 1.00 | -1,670 | -42.70 | 1,700,000 | 1,700,000 |
| 2026-03-31 | 0.24 | 3,911 | 1.00 | -8,217 | -67.75 | 1,600,000 | 1,600,000 |
| 2026-03-13 | 0.87 | 12,128 | 1.00 | -63 | -0.52 | 1,400,000 | 1,400,000 |
| 2026-02-27 | 0.87 | 12,191 | 1.00 | -21,489 | -63.80 | 1,400,000 | 1,400,000 |
| 2026-02-13 | 2.25 | 33,680 | 1.00 | +31,730 | +1,627.18 | 1,500,000 | 1,500,000 |
| 2026-01-30 | 0.13 | 1,950 | 1.00 | -2,002 | -50.66 | 1,500,000 | 1,500,000 |
| 2026-01-15 | 0.26 | 3,952 | 1.00 | +604 | +18.04 | 1,500,000 | 1,500,000 |
| 2025-12-31 | 0.22 | 3,348 | 1.00 | -30,803 | -90.20 | 1,500,000 | 1,500,000 |
| 2025-12-15 | 3.10 | 34,151 | 1.00 | -1,160 | -3.29 | 1,100,000 | 1,100,000 |
| 2025-11-28 | 11.77 | 35,311 | 1.00 | +30,812 | +684.86 | 300,000 | 300,000 |
| 2025-11-14 | 0.00 | 4,499 | 1.00 | -1,202 | -21.08 | 0 | 0 |
| 2025-10-31 | 0.00 | 5,701 | 1.00 | -16,194 | -73.96 | 0 | 0 |
| 2025-10-15 | 0.00 | 21,895 | 2.10 | 0 | 0.00 | 0 | 0 |
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.