Calamos ETF Trust - SROI
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Arlington Financial Advisors, LLC | History | Reduced | 49,568 | 1,844 | 0.23% | 0.73% | 1 | -104,390 | -67.8% | Q3 2026 | Oct 19, 2026 |
| JANE STREET GROUP, LLC | History | No change | 32,070 | 1,200 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 18,440 | 690 | 0.0% | 0.0% | 3 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Calamos Wealth Management LLC | History | No change | 10,130 | 377 | 0.01% | 0.01% | 4 | 0 | 0.0% | Q3 2026 | Nov 02, 2026 |
| CITADEL ADVISORS LLC | History | No change | 6,465 | 241 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| SITTNER & NELSON, LLC | History | No change | 6,393 | 239 | 0.08% | 0.08% | 6 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 30 | 1 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q3 2026 | Nov 09, 2026 |
| SBI Securities Co., Ltd. | History | Closed out | 0 | 0 | — | — | — | -15 | -100.0% | Q3 2026 | Oct 21, 2026 |
| UBS Group AG | History | No change | 20 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| City State Bank | History | No change | 20 | 0 | — | — | — | 0 | 0.0% | Q3 2026 | Oct 20, 2026 |