Calamos Bitcoin 80 STR-OctCBTOETF
13F holders, Q1 2026 (March 31)12holders +2
6new positions
3sold out
$20.05avg. 13F price*
At the end of Q1 2026, 12 institutions reported holding Calamos Bitcoin 80 STR-Oct (CBTO) in their 13F filings, up 2 from Q4 2025. 6 opened new positions and 3 sold out. The largest holders were Oasis Advisors, LLC ($6.4M), Orion Porfolio Solutions, LLC ($1.1M) and Calamos Advisors LLC ($995K).
- Company
- Calamos Bitcoin 80 STR-Oct
- CUSIP
- 12811T589
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 6 | $7.6M |
| Exits | 3 | $12.1M |
All 13F filers, Q4 2025 → Q1 2026: 416,235 shares bought and 567,289 shares sold, net −151,054 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 12 holders
| Oasis Advisors, LLC | 1.26% | New | 319,396 | $6.4M |
| Orion Porfolio Solutions, LLC | 0.01% | New | 55,564 | $1.1M |
| Calamos Advisors LLC | 0.01% | Add +159.8% | 49,635 | $995K |
| Susquehanna International Group, LLP | 0.00% | Add +2.2% | 39,441 | $791K |
| Ankerstar Wealth, LLC | 0.50% | Reduce -6.9% | 23,836 | $478K |
| Calamos Wealth Management LLC | 0.01% | Reduce -4.2% | 11,432 | $229K |
| IFP Advisors, Inc | 0.00% | Reduce -43.2% | 5,595 | $112K |
| Harbour Investments, Inc. | 0.00% | Add +455.3% | 4,287 | $86K |
| Noble Wealth Management PBC | 0.04% | New | 3,800 | $76K |
| Sound Income Strategies, LLC | 0.00% | New | 2,425 | $49K |
| Guardian Wealth Advisors, LLC / NC | 0.00% | New | 160 | $3K |
| Aptus Capital Advisors, LLC | 0.00% | No change | 160 | $3K |
"% of holder's portfolio" is CBTO's weight in each manager's 13F, not the share of Calamos Bitcoin 80 STR-Oct the manager owns.