11 institutions reported holding $3.0M of CALAMOS ETF TR (CBTY) in SEC 13F filings for 2026-06-30. Largest institutional holders: Calamos Advisors LLC ($1.3M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($699,705), JANE STREET GROUP, LLC ($606,954), Calamos Wealth Management LLC ($233,527), Noble Wealth Management PBC ($86,258). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Calamos Advisors LLC | $1.3M | 67,504 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $699,705 | 35,781 | Trimmed |
| 3 | JANE STREET GROUP, LLC | $606,954 | 31,038 | New |
| 4 | Calamos Wealth Management LLC | $233,527 | 11,939 | Trimmed |
| 5 | Noble Wealth Management PBC | $86,258 | 4,411 | Hold |
| 6 | Rockefeller Capital Management L.P. | $58,666 | 3,000 | New |
| 7 | Ankerstar Wealth, LLC | $14,275 | 730 | Trimmed |
| 8 | IFP Advisors, Inc | $12,418 | 635 | Hold |
| 9 | FIDUCIARY FINANCIAL ADVISORS | $9,778 | 500 | New |
| 10 | UBS Group AG | $1,956 | 100 | Trimmed |
| 11 | MBL Wealth, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30