Calamos ETF Trust - CBOO
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 32,770 | 802 | 0.0% | — | 1 | +32,770 | New | Q2 2026 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 26,873 | 658 | 0.0% | 0.0% | 2 | +6,073 | 29.2% | Q2 2026 | Aug 14, 2026 |
| Calamos Advisors LLC | History | Reduced | 23,874 | 584 | 0.0% | 0.0% | 3 | -1,123 | -4.49% | Q2 2026 | Jul 31, 2026 |
| Rooted Wealth Advisors, Inc. | History | No change | 13,389 | 327 | 0.08% | 0.09% | 4 | 0 | 0.0% | Q2 2026 | Jul 28, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 6,644 | 162 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Ankerstar Wealth, LLC | History | Reduced | 6,195 | 151 | 0.13% | 0.17% | 6 | -473 | -7.09% | Q2 2026 | Aug 13, 2026 |
| UBS Group AG | History | Added to | 3,873 | 94 | 0.0% | 0.0% | 7 | +1,334 | 52.54% | Q2 2026 | Aug 13, 2026 |
| BURKETT FINANCIAL SERVICES, LLC | History | Added to | 968 | 23 | 0.01% | 0.01% | 8 | +24 | 2.54% | Q2 2026 | Jul 02, 2026 |