19 institutions reported holding $18.1M of CALAMOS ETF TR (CPSN) in SEC 13F filings for 2026-06-30. Largest institutional holders: Calamos Advisors LLC ($9.6M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($2.8M), HARBOUR INVESTMENTS, INC. ($1.3M), COMMONWEALTH EQUITY SERVICES, LLC ($1.3M), Advisor OS, LLC ($1.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Calamos Advisors LLC | $9.6M | 346,379 | Trimmed |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $2.8M | 102,458 | Added |
| 3 | HARBOUR INVESTMENTS, INC. | $1.3M | 47,654 | Trimmed |
| 4 | COMMONWEALTH EQUITY SERVICES, LLC | $1.3M | 46,143 | Trimmed |
| 5 | Advisor OS, LLC | $1.1M | 39,263 | Trimmed |
| 6 | OLD MISSION CAPITAL LLC | $381,776 | 13,790 | Trimmed |
| 7 | JIM SAULNIER & ASSOCIATES, LLC | $363,836 | 13,142 | Trimmed |
| 8 | Calamos Wealth Management LLC | $330,472 | 11,939 | Trimmed |
| 9 | Next Level Private LLC | $232,139 | 8,385 | Hold |
| 10 | Waverly Advisors, LLC | $220,373 | 7,960 | Hold |
| 11 | BURKETT FINANCIAL SERVICES, LLC | $110,186 | 3,980 | Hold |
| 12 | CENTAURUS FINANCIAL, INC. | $109,000 | 3,922 | Hold |
| 13 | Royal Bank of Canada | $108,000 | 3,899 | Hold |
| 14 | MORGAN STANLEY | $55,370 | 2,000 | Hold |
| 15 | Capital Analysts, LLC | $51,000 | 1,852 | Hold |
| 16 | CREATIVE FINANCIAL DESIGNS INC /ADV | $40,309 | 1,456 | Added |
| 17 | New England Capital Financial Advisors LLC | $250 | 9 | Hold |
| 18 | UBS Group AG | $0 | 0 | Exited |
| 19 | Grantvest Financial Group LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30