11 institutions reported holding $4.7M of CALAMOS ETF TR (CBXA) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($3.1M), JANE STREET GROUP, LLC ($859,254), Calamos Advisors LLC ($363,991), OLD MISSION CAPITAL LLC ($261,722), IFP Advisors, Inc ($97,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3.1M | 147,285 | Added |
| 2 | JANE STREET GROUP, LLC | $859,254 | 41,324 | Added |
| 3 | Calamos Advisors LLC | $363,991 | 17,508 | Added |
| 4 | OLD MISSION CAPITAL LLC | $261,722 | 12,587 | Trimmed |
| 5 | IFP Advisors, Inc | $97,000 | 4,665 | Hold |
| 6 | MCDONALD PARTNERS LLC | $65,748 | 3,162 | New |
| 7 | FIDUCIARY FINANCIAL ADVISORS | $2,121 | 101 | New |
| 8 | UBS Group AG | $104 | 5 | New |
| 9 | Advisory Services Network, LLC | $0 | 0 | Exited |
| 10 | Ankerstar Wealth, LLC | $0 | 0 | Exited |
| 11 | TITLEIST ASSET MANAGEMENT, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30