CPSN
Calamos S&P 500 Structured Alt Protection ETF - November
stockNYSEETF
At CloseOct 5, 2026 12:13:27 PM EDT
28.29USD0.000%(0.00)10
As of 2026-09-15, there were 8,097 shares short with a short interest of 0.72%.
CPSN Short Interest - Official
Short Interest
CPSN Short Position Change - Official
Short Position Change
CPSN 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 | 0.72 | 8,097 | 7.66 | -11,360 | -58.39 | 1,200,000 | 1,124,598 |
| 2026-08-31 | 1.73 | 19,457 | 16.04 | -3,199 | -14.12 | 1,100,000 | 1,124,598 |
| 2026-08-14 | 2.01 | 22,656 | 3.78 | +20,212 | +827.00 | 1,300,000 | 1,124,598 |
| 2026-07-31 | 0.19 | 2,444 | 1.17 | -146 | -5.64 | 1,300,000 | 1,300,000 |
| 2026-07-15 | 0.20 | 2,590 | 1.16 | -1,251 | -32.57 | 1,300,000 | 1,300,000 |
| 2026-06-30 | 0.30 | 3,841 | 2.06 | +1,071 | +38.66 | 1,300,000 | 1,300,000 |
| 2026-06-15 | 0.21 | 2,770 | 1.00 | -709 | -20.38 | 1,300,000 | 1,300,000 |
| 2026-05-15 | 0.27 | 3,479 | 1.14 | -119 | -3.31 | 1,300,000 | 1,300,000 |
| 2026-04-30 | 0.28 | 3,598 | 3.39 | +102 | +2.92 | 1,300,000 | 1,300,000 |
| 2026-04-15 | 0.27 | 3,496 | 1.13 | -112 | -3.10 | 1,300,000 | 1,300,000 |
| 2026-03-31 | 0.28 | 3,608 | 1.92 | -590 | -14.05 | 1,300,000 | 1,300,000 |
| 2026-03-13 | 0.32 | 4,198 | 2.41 | -343 | -7.55 | 1,300,000 | 1,300,000 |
| 2026-02-27 | 0.35 | 4,541 | 1.62 | -4,803 | -51.40 | 1,300,000 | 1,300,000 |
| 2026-02-13 | 0.78 | 9,344 | 1.06 | -10,052 | -51.83 | 1,200,000 | 1,200,000 |
| 2026-01-30 | 1.49 | 19,396 | 2.72 | +6,482 | +50.19 | 1,300,000 | 1,300,000 |
| 2026-01-15 | 0.99 | 12,914 | 2.92 | +502 | +4.04 | 1,300,000 | 1,300,000 |
| 2025-12-31 | 0.95 | 12,412 | 2.41 | -3,681 | -22.87 | 1,300,000 | 1,300,000 |
| 2025-12-15 | 1.24 | 16,093 | 1.84 | -10,683 | -39.90 | 1,300,000 | 1,300,000 |
| 2025-11-28 | 2.06 | 26,776 | 1.48 | -38,314 | -58.86 | 1,300,000 | 1,300,000 |
| 2025-11-14 | 9.30 | 65,090 | 1.16 | +63,622 | +4,333.92 | 700,000 | 700,000 |
| 2025-10-31 | 0.21 | 1,468 | 1.00 | -239 | -14.00 | 700,000 | 700,000 |
| 2025-10-15 | 0.24 | 1,707 | 1.00 | +1,687 | +8,435.00 | 700,000 | 700,000 |
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.