CALAMOS ETF TR S&P 500 STRUCT is a security (CUSIP 12811T787) tracked across SEC portfolio filings. 21 institutional managers reported $14.4M on Form 13F as of 2026-06-30.
Showing 15 of 21 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Calamos Advisors LLC | NAPERVILLE, IL | $9.6M | 373,266 |
| Cetera Investment Advisers | SCHAUMBURG, IL | $952K | 38,038 |
| JIM SAULNIER & ASSOCIATES, LLC | FORT COLLINS, CO | $663K | 25,796 |
| Mariner, LLC | Overland Park, KS | $640K | 25,578 |
| Sterling Financial Planning, Inc. | SPARTA, NJ | $625K | 24,970 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $572K | 22,853 |
| OLD MISSION CAPITAL LLC | CHICAGO, IL | $315K | 12,596 |
| TrustBank | OLNEY, IL | $294K | 11,421 |
| Calamos Wealth Management LLC | NAPERVILLE, IL | $286K | 11,125 |
| HARBOUR INVESTMENTS, INC. | MADISON, WI | $234K | 9,337 |
| Waverly Advisors, LLC | BIRMINGHAM, AL | $213K | 8,512 |
| SageView Advisory Group, LLC | NEWPORT BEACH, CA | $41K | 1,629 |
| Essential Investment Partners LLC | ENGLEWOOD, CO | $13K | 500 |
| TUCKER ASSET MANAGEMENT LLC | LITTLETON, CO | $4K | 147 |
| New England Capital Financial Advisors LLC | MERIDEN, CT | $3K | 126 |