Cboe BZX · CBXY
Calamos Bitcoin 90 Series Structured Alt Protection ETF - July short interest
$24.04+0.13%
Close Sep 29, 2026 · split-adjustedShares short1.0KSettled Sep 15, 2026
Change−5.8%from 1.1K
% of float—
Days to cover1.0Short volume 52.9% (10d)
Shares sold short by settlement
Settlement history
| Settlement | Shares short | Change | Days to cover |
|---|---|---|---|
| Sep 15, 2026 | 1.0K | −5.8% | 1.0 |
| Aug 31, 2026 | 1.1K | −25.2% | 1.0 |
| Aug 14, 2026 | 1.4K | +125.9% | 1.4 |
| Jul 31, 2026 | 640 | +179.5% | 1.0 |
| Jul 15, 2026 | 229 | −48.0% | 1.0 |
| Jun 30, 2026 | 440 | +319.0% | 1.0 |
| Mar 31, 2026 | 105 | −97.9% | 1.0 |
| Mar 13, 2026 | 5.0K | +18488.9% | 1.0 |
| Jan 15, 2026 | 27 | −90.6% | 1.0 |
| Dec 31, 2025 | 286 | −77.2% | 1.0 |
| Dec 15, 2025 | 1.3K | −72.5% | 1.0 |
| Nov 28, 2025 | 4.6K | — | 1.4 |
Reading these numbers
Short interest is the number of shares sold short and not yet repurchased, reported by FINRA twice a month with a delay of about two weeks. As a share of float it shows how crowded the bet against Calamos Bitcoin 90 Series Structured Alt Protection ETF - July is; days to cover estimates how long buying those shares back would take at average volume. Compare it with the short squeeze monitor or learn more in our short interest guide.
Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology